Difference between revisions of "Alfalfa:Photos"

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'''Alfalfa Pest and Nutritional Disorder Photos'''
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Alfalfa Pest and Nutritional Disorder Photos
  
  
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''Alfalfa stem nematode white flagging, Ditylenchus dipsaci''  (Gerald D. Griffin, USDA)
 
''Alfalfa stem nematode white flagging, Ditylenchus dipsaci''  (Gerald D. Griffin, USDA)
  
[http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/CROP_PH/LEGUMES/ALF/AFD081.jpg http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/CROP_PH/LEGUMES/ALF_TH/tn_AFD081.jpg]
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[http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/CROP_PH/LEGUMES/ALF/AFD081.JPG http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/CROP_PH/LEGUMES/ALF_TH/tn_AFD081.JPG]
  
  
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''Alfalfa stem nematode damage''  (H. F. Schwartz; Colorado State University)   
 
''Alfalfa stem nematode damage''  (H. F. Schwartz; Colorado State University)   
  
[http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/CSU_SORT/0045099.jpg http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/CSU_SORT_TH/tn_0045099.jpg]
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[http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/CSU_SORT/0045099.JPG http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/CSU_SORT_TH/tn_0045099.JPG]
 
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== Alfalfa_stem_nematode_2 ==
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''Alfalfa stem nematode white flagging, Ditylenchus dipsaci''  (Gerald D. Griffin, USDA)
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[http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/crop_ph/legumes/alf/afd081.jpg http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/crop_ph/legumes/alf_TH/tn_afd081.jpg]
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== Alfalfa_stem_nematode_damage  ==
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''Alfalfa stem nematode damage''  (H. F. Schwartz; Colorado State University) 
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[http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/csu_sort/0045099.jpg http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/csu_sort_TH/tn_0045099.jpg]
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''Alfalfa stem nematode damage''  (H. F. Schwartz; Colorado State University)   
 
''Alfalfa stem nematode damage''  (H. F. Schwartz; Colorado State University)   
  
[http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/csu_sort/0045100.jpg http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/csu_sort_TH/tn_0045100.jpg]
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[http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/CSU_SORT/0045100.JPG http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/CSU_SORT_TH/tn_0045100.JPG]
  
  
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''Anthracnose - Sorghum ''  
 
''Anthracnose - Sorghum ''  
  
[http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/99add/usdad266.jpg    http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/99ADD_TH/tn_usdad266.jpg]   
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[http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/99ADD/usdad266.jpg    http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/99ADD_TH/tn_usdad266.jpg]   
  
  
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''Aphanomyces root rot''  on inoculated seedlings; rating 1 (healthy) to 5 (dead) (Deborah Samac)
 
''Aphanomyces root rot''  on inoculated seedlings; rating 1 (healthy) to 5 (dead) (Deborah Samac)
  
[http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/99add/ALF_CR05.JPG http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/99ADD_TH/tn_ALF_CR05.JPG]
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[http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/99ADD/ALF_CR05.JPG http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/99ADD_TH/tn_ALF_CR05.JPG]
  
  
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''Ascochyta Rough Spot - Sorghum ''  
 
''Ascochyta Rough Spot - Sorghum ''  
  
[http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/99add/usdad265.jpg    http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/99ADD_TH/tn_usdad265.jpg]   
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[http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/99ADD/usdad265.jpg    http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/99ADD_TH/tn_usdad265.jpg]   
  
  
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''Bacterial leaf spot '' (Fred Frosheiser)
 
''Bacterial leaf spot '' (Fred Frosheiser)
  
[http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/99add/ALF_CR56.JPG http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/99ADD_TH/tn_ALF_CR56.JPG]
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[http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/99ADD/ALF_CR56.JPG http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/99ADD_TH/tn_ALF_CR56.JPG]
  
  
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''Bacterial leaf spot ''  (Fred Frosheiser)
 
''Bacterial leaf spot ''  (Fred Frosheiser)
  
[http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/99add/ALF_CR57.JPG http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/99ADD_TH/tn_ALF_CR57.JPG]
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[http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/99ADD/ALF_CR57.JPG http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/99ADD_TH/tn_ALF_CR57.JPG]
  
  
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''Bacterial leaf spot water-soaked lesions''  (Donald L. Stuteville, Kansas State University)
 
''Bacterial leaf spot water-soaked lesions''  (Donald L. Stuteville, Kansas State University)
  
[http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/crop_ph/legumes/alf/afd001.jpg http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/crop_ph/legumes/alf_TH/tn_afd001.jpg]
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[http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/CROP_PH/LEGUMES/ALF/AFD001.JPG http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/CROP_PH/LEGUMES/ALF_TH/tn_AFD001.JPG]
  
  
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''Bacterial leaf spot translucent lesions''  (Donald L. Stuteville, Kansas State University)
 
''Bacterial leaf spot translucent lesions''  (Donald L. Stuteville, Kansas State University)
  
[http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/crop_ph/legumes/alf/afd002.jpg http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/crop_ph/legumes/alf_TH/tn_afd002.jpg]
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[http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/CROP_PH/LEGUMES/ALF/AFD002.JPG http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/CROP_PH/LEGUMES/ALF_TH/tn_AFD002.JPG]
  
  
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''Bacterial leaf spot lesions, alfalfa stems 3 weeks after inoculation''  (Donald L. Stuteville, Kansas State University
 
''Bacterial leaf spot lesions, alfalfa stems 3 weeks after inoculation''  (Donald L. Stuteville, Kansas State University
  
[http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/crop_ph/legumes/alf/afd003.jpg http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/crop_ph/legumes/alf_TH/tn_afd003.jpg]
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[http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/CROP_PH/LEGUMES/ALF/AFD003.JPG http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/CROP_PH/LEGUMES/ALF_TH/tn_AFD003.JPG]
  
  
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''Bacterial wilt root cross sections. Most diseased (top left) to healthy (bottom right)''  (Barnes)
 
''Bacterial wilt root cross sections. Most diseased (top left) to healthy (bottom right)''  (Barnes)
  
[http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/99add/ALF_CR10.JPG http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/99ADD_TH/tn_ALF_CR10.JPG]
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[http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/99ADD/ALF_CR10.JPG http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/99ADD_TH/tn_ALF_CR10.JPG]
  
  
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''Bacterial wilt symptoms in the field (front plant) compared to a healthy plant behind''  (Deborah Samac)
 
''Bacterial wilt symptoms in the field (front plant) compared to a healthy plant behind''  (Deborah Samac)
  
[http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/99add/ALF_CR09.JPG http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/99ADD_TH/tn_ALF_CR09.JPG]
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[http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/99ADD/ALF_CR09.JPG http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/99ADD_TH/tn_ALF_CR09.JPG]
  
  
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''Bacterial wilt symptoms. Healthy plant (left), diseased root section (middle), diseased plant (right)''  (Barnes)
 
''Bacterial wilt symptoms. Healthy plant (left), diseased root section (middle), diseased plant (right)''  (Barnes)
  
[http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/99add/ALF_CR08.JPG http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/99ADD_TH/tn_ALF_CR08.JPG]
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[http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/99ADD/ALF_CR08.JPG http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/99ADD_TH/tn_ALF_CR08.JPG]
  
  
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''Blister beetle on alfalfa''  (Colorado State University)   
 
''Blister beetle on alfalfa''  (Colorado State University)   
  
[http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/csu_sort/0242039.jpg http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/csu_sort_TH/tn_0242039.jpg]
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[http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/CSU_SORT/0242039.JPG http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/CSU_SORT_TH/tn_0242039.JPG]
  
  
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''Calonectria crotalariae infected alfalfa plant (base and stem)''  (Donald L. Stuteville, Kansas State University)
 
''Calonectria crotalariae infected alfalfa plant (base and stem)''  (Donald L. Stuteville, Kansas State University)
  
[http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/crop_ph/legumes/alf/afd054.jpg http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/crop_ph/legumes/alf_TH/tn_afd054.jpg]
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[http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/CROP_PH/LEGUMES/ALF/AFD054.JPG http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/CROP_PH/LEGUMES/ALF_TH/tn_AFD054.JPG]
  
  
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''Leaf spot, Cercospora medicaginis''  (William G. Willis, Kansas State University)
 
''Leaf spot, Cercospora medicaginis''  (William G. Willis, Kansas State University)
  
[http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/crop_ph/legumes/alf/afd028.jpg http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/crop_ph/legumes/alf_TH/tn_afd028.jpg]
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[http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/CROP_PH/LEGUMES/ALF/AFD028.JPG http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/CROP_PH/LEGUMES/ALF_TH/tn_AFD028.JPG]
  
  
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''Cercospora on leaves ''  (Fred Frosheiser)
 
''Cercospora on leaves ''  (Fred Frosheiser)
  
[http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/99add/ALF_CR07.JPG http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/99ADD_TH/tn_ALF_CR07.JPG]
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[http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/99ADD/ALF_CR07.JPG http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/99ADD_TH/tn_ALF_CR07.JPG]
  
  
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''Cercospora on stems''  (Fred Frosheiser)
 
''Cercospora on stems''  (Fred Frosheiser)
  
[http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/99add/ALF_CR06.JPG http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/99ADD_TH/tn_ALF_CR06.JPG]
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[http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/99ADD/ALF_CR06.JPG http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/99ADD_TH/tn_ALF_CR06.JPG]
  
  
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''Common leaf spot''  (Fred Frosheiser)
 
''Common leaf spot''  (Fred Frosheiser)
  
[http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/99add/ALF_CR43.JPG http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/99ADD_TH/tn_ALF_CR43.JPG]
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[http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/99ADD/ALF_CR43.JPG http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/99ADD_TH/tn_ALF_CR43.JPG]
  
  
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''Commonleaf spot''  (Fred Frosheiser)
 
''Commonleaf spot''  (Fred Frosheiser)
  
[http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/99add/ALF_CR44.JPG http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/99ADD_TH/tn_ALF_CR44.JPG]
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[http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/99ADD/ALF_CR44.JPG http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/99ADD_TH/tn_ALF_CR44.JPG]
  
  
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'Common leaf spot''  (William G. Willis, Kansas State University)
 
'Common leaf spot''  (William G. Willis, Kansas State University)
  
[http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/crop_ph/legumes/alf/afd014.jpg http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/crop_ph/legumes/alf_TH/tn_afd014.jpg]
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[http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/CROP_PH/LEGUMES/ALF/AFD014.JPG http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/CROP_PH/LEGUMES/ALF_TH/tn_AFD014.JPG]
  
  
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''Common leaf spot lesions (magnified view), dentate margins, Pseudopeziza medicaginis apothecia rupturing, host epidermis''  (William G. Willis, Kansas State University)
 
''Common leaf spot lesions (magnified view), dentate margins, Pseudopeziza medicaginis apothecia rupturing, host epidermis''  (William G. Willis, Kansas State University)
  
[http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/crop_ph/legumes/alf/afd016.jpg http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/crop_ph/legumes/alf_TH/tn_afd016.jpg]
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[http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/CROP_PH/LEGUMES/ALF/AFD016.JPG http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/CROP_PH/LEGUMES/ALF_TH/tn_AFD016.JPG]
  
  
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''Dodder''  (USDA-ARS)
 
''Dodder''  (USDA-ARS)
  
[http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/99add/ALF_CR11.JPG http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/99ADD_TH/tn_ALF_CR11.JPG]
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[http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/99ADD/ALF_CR11.JPG http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/99ADD_TH/tn_ALF_CR11.JPG]
  
  
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''Downy mildew''  (Fred Frosheiser)
 
''Downy mildew''  (Fred Frosheiser)
  
[http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/99add/ALF_CR31.JPG http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/99ADD_TH/tn_ALF_CR31.JPG]
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[http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/99ADD/ALF_CR31.JPG http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/99ADD_TH/tn_ALF_CR31.JPG]
  
  
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''Shoot systemically infected with downy mildew fungus, Peronospora trifoliorum''  (Kenneth T. Leath, USDA)
 
''Shoot systemically infected with downy mildew fungus, Peronospora trifoliorum''  (Kenneth T. Leath, USDA)
  
[http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/crop_ph/legumes/alf/afd017.jpg http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/crop_ph/legumes/alf_TH/tn_afd017.jpg]
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[http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/CROP_PH/LEGUMES/ALF/AFD017.JPG http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/CROP_PH/LEGUMES/ALF_TH/tn_AFD017.JPG]
  
  
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''Downy mildew, upper (left), lower (right) surfaces, leaflets ''  (Donald L. Stuteville, Kansas State University)
 
''Downy mildew, upper (left), lower (right) surfaces, leaflets ''  (Donald L. Stuteville, Kansas State University)
  
[http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/crop_ph/legumes/alf/afd018.jpg http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/crop_ph/legumes/alf_TH/tn_afd018.jpg]
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[http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/CROP_PH/LEGUMES/ALF/AFD018.JPG http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/CROP_PH/LEGUMES/ALF_TH/tn_AFD018.JPG]
  
  
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''Downy mildew fungus oospores (Peronospora trifoliorum), cotyledon stained, sudan iv''  (Donald L. Stuteville, Kansas State University)
 
''Downy mildew fungus oospores (Peronospora trifoliorum), cotyledon stained, sudan iv''  (Donald L. Stuteville, Kansas State University)
  
[http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/crop_ph/legumes/alf/afd019.jpg http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/crop_ph/legumes/alf_TH/tn_afd019.jpg]
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[http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/CROP_PH/LEGUMES/ALF/AFD019.JPG http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/CROP_PH/LEGUMES/ALF_TH/tn_AFD019.JPG]
  
  
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''Downy mildew in the field (Fred Frosheiser)''  
 
''Downy mildew in the field (Fred Frosheiser)''  
  
[http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/99add/ALF_CR32.JPG http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/99ADD_TH/tn_ALF_CR32.JPG]
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[http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/99ADD/ALF_CR32.JPG http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/99ADD_TH/tn_ALF_CR32.JPG]
  
  
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''Differences in foliar tolerance, low temperature among spaced plants''  (Donald L. Stuteville, Kansas State University)
 
''Differences in foliar tolerance, low temperature among spaced plants''  (Donald L. Stuteville, Kansas State University)
  
[http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/crop_ph/legumes/alf/afd116.jpg http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/crop_ph/legumes/alf_TH/tn_afd116.jpg]
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[http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/CROP_PH/LEGUMES/ALF/AFD116.JPG http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/CROP_PH/LEGUMES/ALF_TH/tn_AFD116.JPG]
  
  
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''Frost injury''  (Barnes)
 
''Frost injury''  (Barnes)
  
[http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/99add/ALF_CR17.JPG http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/99ADD_TH/tn_ALF_CR17.JPG]
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[http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/99ADD/ALF_CR17.JPG http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/99ADD_TH/tn_ALF_CR17.JPG]
  
  
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''Frost injury''  (Barnes)
 
''Frost injury''  (Barnes)
  
[http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/99add/ALF_CR18.JPG http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/99ADD_TH/tn_ALF_CR18.JPG]
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[http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/99ADD/ALF_CR18.JPG http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/99ADD_TH/tn_ALF_CR18.JPG]
  
  
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''Fusarium wilt in alfalfa roots, cross sections. Healthy (top left) to most diseased (bottom right)''  (Fred Frosheiser)
 
''Fusarium wilt in alfalfa roots, cross sections. Healthy (top left) to most diseased (bottom right)''  (Fred Frosheiser)
  
[http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/99add/ALF_CR20.JPG http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/99ADD_TH/tn_ALF_CR20.JPG]
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[http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/99ADD/ALF_CR20.JPG http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/99ADD_TH/tn_ALF_CR20.JPG]
  
  
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''Fusarium wilt in alfalfa roots, longitudinal section ''  (Barnes)
 
''Fusarium wilt in alfalfa roots, longitudinal section ''  (Barnes)
  
[http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/99add/ALF_CR19.JPG http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/99ADD_TH/tn_ALF_CR19.JPG]
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[http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/99ADD/ALF_CR19.JPG http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/99ADD_TH/tn_ALF_CR19.JPG]
  
  
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''Fusarium wilt (left) and bacterial wilt (right)''  (Barnes)
 
''Fusarium wilt (left) and bacterial wilt (right)''  (Barnes)
  
[http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/99add/ALF_CR21.JPG http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/99ADD_TH/tn_ALF_CR21.JPG]
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[http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/99ADD/ALF_CR21.JPG http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/99ADD_TH/tn_ALF_CR21.JPG]
  
  
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''Genetic abnormality: taproot tumors''  (Donald K. Barnes, USDA)
 
''Genetic abnormality: taproot tumors''  (Donald K. Barnes, USDA)
  
[http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/crop_ph/legumes/alf/afd102.jpg http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/crop_ph/legumes/alf_TH/tn_afd102.jpg]
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[http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/CROP_PH/LEGUMES/ALF/AFD102.JPG http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/CROP_PH/LEGUMES/ALF_TH/tn_AFD102.JPG]
  
  
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''Genetic abnormality: heavy bark condition, rough root showing lack, functional small roots''  (Donald K. Barnes, USDA)
 
''Genetic abnormality: heavy bark condition, rough root showing lack, functional small roots''  (Donald K. Barnes, USDA)
  
[http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/crop_ph/legumes/alf/afd105.jpg http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/crop_ph/legumes/alf_TH/tn_afd105.jpg]
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[http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/CROP_PH/LEGUMES/ALF/AFD105.JPG http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/CROP_PH/LEGUMES/ALF_TH/tn_AFD105.JPG]
  
  
Line 603: Line 575:
 
''Genetic abnormalities''  : pale green leaves, stem (left), normal green leaves, stem, light red stem, dark red stem (right)(Donald K. Barnes, USDA)
 
''Genetic abnormalities''  : pale green leaves, stem (left), normal green leaves, stem, light red stem, dark red stem (right)(Donald K. Barnes, USDA)
  
[http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/crop_ph/legumes/alf/afd093.jpg http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/crop_ph/legumes/alf_TH/tn_afd093.jpg]
+
[http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/CROP_PH/LEGUMES/ALF/AFD093.JPG http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/CROP_PH/LEGUMES/ALF_TH/tn_AFD093.JPG]
  
  
Line 619: Line 591:
 
''Genetic abnormality''  : white leaf spotting induced, low temperatures, long days  (Donald K. Barnes, USDA)
 
''Genetic abnormality''  : white leaf spotting induced, low temperatures, long days  (Donald K. Barnes, USDA)
  
[http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/crop_ph/legumes/alf/afd090.jpg http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/crop_ph/legumes/alf_TH/tn_afd090.jpg]
+
[http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/CROP_PH/LEGUMES/ALF/AFD090.JPG http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/CROP_PH/LEGUMES/ALF_TH/tn_AFD090.JPG]
  
  
Line 635: Line 607:
 
''Genetic abnormality''  : mottled leaf  (Donald K. Barnes, USDA)
 
''Genetic abnormality''  : mottled leaf  (Donald K. Barnes, USDA)
  
[http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/crop_ph/legumes/alf/afd091.jpg http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/crop_ph/legumes/alf_TH/tn_afd091.jpg]
+
[http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/CROP_PH/LEGUMES/ALF/AFD091.JPG http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/CROP_PH/LEGUMES/ALF_TH/tn_AFD091.JPG]
  
  
Line 651: Line 623:
 
''Genetic abnormality''  : white mosaic leaf spotting  (Donald K. Barnes, USDA)
 
''Genetic abnormality''  : white mosaic leaf spotting  (Donald K. Barnes, USDA)
  
[http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/crop_ph/legumes/alf/afd092.jpg http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/crop_ph/legumes/alf_TH/tn_afd092.jpg]
+
[http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/CROP_PH/LEGUMES/ALF/AFD092.JPG http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/CROP_PH/LEGUMES/ALF_TH/tn_AFD092.JPG]
  
  
Line 667: Line 639:
 
''Genetic abnormality''  : golden tip, characterized, chlorosis, newly developed leaves  (Donald K. Barnes, USDA)
 
''Genetic abnormality''  : golden tip, characterized, chlorosis, newly developed leaves  (Donald K. Barnes, USDA)
  
[http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/crop_ph/legumes/alf/afd094.jpg http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/crop_ph/legumes/alf_TH/tn_afd094.jpg]
+
[http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/CROP_PH/LEGUMES/ALF/AFD094.JPG http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/CROP_PH/LEGUMES/ALF_TH/tn_AFD094.JPG]
  
  
Line 683: Line 655:
 
''Genetic abnormality''  : curled leaf  (Donald K. Barnes, USDA)
 
''Genetic abnormality''  : curled leaf  (Donald K. Barnes, USDA)
  
[http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/crop_ph/legumes/alf/afd095.jpg http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/crop_ph/legumes/alf_TH/tn_afd095.jpg]
+
[http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/CROP_PH/LEGUMES/ALF/AFD095.JPG http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/CROP_PH/LEGUMES/ALF_TH/tn_AFD095.JPG]
  
  
Line 699: Line 671:
 
''Genetic abnormality''  : vestigial flower, branched raceme  (Donald K. Barnes, USDA)
 
''Genetic abnormality''  : vestigial flower, branched raceme  (Donald K. Barnes, USDA)
  
[http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/crop_ph/legumes/alf/afd096.jpg http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/crop_ph/legumes/alf_TH/tn_afd096.jpg]
+
[http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/CROP_PH/LEGUMES/ALF/AFD096.JPG http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/CROP_PH/LEGUMES/ALF_TH/tn_AFD096.JPG]
  
  
Line 715: Line 687:
 
''Genetic variability''  , seed color: normal (center), tan, black, dark red, mottled, light red mottled seed colors, nonuniform distribution, red endosperm pigment  (Donald K. Barnes, USDA)
 
''Genetic variability''  , seed color: normal (center), tan, black, dark red, mottled, light red mottled seed colors, nonuniform distribution, red endosperm pigment  (Donald K. Barnes, USDA)
  
[http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/crop_ph/legumes/alf/afd097.jpg http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/crop_ph/legumes/alf_TH/tn_afd097.jpg]
+
[http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/CROP_PH/LEGUMES/ALF/AFD097.JPG http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/CROP_PH/LEGUMES/ALF_TH/tn_AFD097.JPG]
  
  
Line 731: Line 703:
 
''Genetic abnormalities white (normal), tan, brown roots''  (Donald K. Barnes, USDA)
 
''Genetic abnormalities white (normal), tan, brown roots''  (Donald K. Barnes, USDA)
  
[http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/crop_ph/legumes/alf/afd098.jpg http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/crop_ph/legumes/alf_TH/tn_afd098.jpg]
+
[http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/CROP_PH/LEGUMES/ALF/AFD098.JPG http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/CROP_PH/LEGUMES/ALF_TH/tn_AFD098.JPG]
  
  
Line 747: Line 719:
 
''Genetic abnormality''  : red root  (Donald K. Barnes, USDA)
 
''Genetic abnormality''  : red root  (Donald K. Barnes, USDA)
  
[http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/crop_ph/legumes/alf/afd099.jpg http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/crop_ph/legumes/alf_TH/tn_afd099.jpg]
+
[http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/CROP_PH/LEGUMES/ALF/AFD099.JPG http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/CROP_PH/LEGUMES/ALF_TH/tn_AFD099.JPG]
  
  
Line 761: Line 733:
 
''Genetic abnormality''  : cross section, roots showing normal white internal root (left), orange root  (Donald K. Barnes, USDA)
 
''Genetic abnormality''  : cross section, roots showing normal white internal root (left), orange root  (Donald K. Barnes, USDA)
  
[http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/crop_ph/legumes/alf/afd100.jpg http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/crop_ph/legumes/alf_TH/tn_afd100.jpg]
+
[http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/CROP_PH/LEGUMES/ALF/AFD100.JPG http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/CROP_PH/LEGUMES/ALF_TH/tn_AFD100.JPG]
  
  
Line 777: Line 749:
 
''Genetic abnormality''  : stem cuttings showing normal rooting (left), abnormal callus tumor  (Donald K. Barnes, USDA)
 
''Genetic abnormality''  : stem cuttings showing normal rooting (left), abnormal callus tumor  (Donald K. Barnes, USDA)
  
[http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/crop_ph/legumes/alf/afd101.jpg http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/crop_ph/legumes/alf_TH/tn_afd101.jpg]
+
[http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/CROP_PH/LEGUMES/ALF/AFD101.JPG http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/CROP_PH/LEGUMES/ALF_TH/tn_AFD101.JPG]
  
  
Line 793: Line 765:
 
''Genetic abnormality''  : excessive root lenticel development, healthy tissue underneath (left), normal root, plant grown, wet soil  (Donald K. Barnes, USDA)
 
''Genetic abnormality''  : excessive root lenticel development, healthy tissue underneath (left), normal root, plant grown, wet soil  (Donald K. Barnes, USDA)
  
[http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/crop_ph/legumes/alf/afd103.jpg http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/crop_ph/legumes/alf_TH/tn_afd103.jpg]
+
[http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/CROP_PH/LEGUMES/ALF/AFD103.JPG http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/CROP_PH/LEGUMES/ALF_TH/tn_AFD103.JPG]
  
  
Line 809: Line 781:
 
''Genetic abnormality''  : variability, expression, rough root; normal root, right (Donald K. Barnes, USDA)
 
''Genetic abnormality''  : variability, expression, rough root; normal root, right (Donald K. Barnes, USDA)
  
[http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/crop_ph/legumes/alf/afd104.jpg http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/crop_ph/legumes/alf_TH/tn_afd104.jpg]
+
[http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/CROP_PH/LEGUMES/ALF/AFD104.JPG http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/CROP_PH/LEGUMES/ALF_TH/tn_AFD104.JPG]
  
  
Line 825: Line 797:
 
''Helminthosporium Leaf Spot - Bermuda ''  
 
''Helminthosporium Leaf Spot - Bermuda ''  
  
[http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/99add/usdad268.jpg    http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/99ADD_TH/tn_usdad268.jpg]   
+
[http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/99ADD/usdad268.jpg    http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/99ADD_TH/tn_usdad268.jpg]   
  
  
Line 839: Line 811:
 
''Ineffective nodulation''  (2 plants on left), effective nodulation (2 plants on right) (Barnes)
 
''Ineffective nodulation''  (2 plants on left), effective nodulation (2 plants on right) (Barnes)
  
[http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/99add/ALF_CR22.JPG http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/99ADD_TH/tn_ALF_CR22.JPG]
+
[http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/99ADD/ALF_CR22.JPG http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/99ADD_TH/tn_ALF_CR22.JPG]
  
  
Line 851: Line 823:
 
''White ineffective nodules''  (right) and effective nodules (left) (Barnes)
 
''White ineffective nodules''  (right) and effective nodules (left) (Barnes)
  
[http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/99add/ALF_CR25.JPG http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/99ADD_TH/tn_ALF_CR25.JPG]
+
[http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/99ADD/ALF_CR25.JPG http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/99ADD_TH/tn_ALF_CR25.JPG]
  
  
Line 863: Line 835:
 
''Leaf Spot - Alfalfa Pseudopeziza Jonesii ''  
 
''Leaf Spot - Alfalfa Pseudopeziza Jonesii ''  
  
[http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/99add/usdad263.jpg    http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/99ADD_TH/tn_usdad263.jpg]   
+
[http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/99ADD/usdad263.jpg    http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/99ADD_TH/tn_usdad263.jpg]   
  
  
Line 875: Line 847:
 
''Leaf Spot - Alfalfa Pseudopeziza Medicaginis ''  
 
''Leaf Spot - Alfalfa Pseudopeziza Medicaginis ''  
  
[http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/99add/usdad262.jpg    http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/99ADD_TH/tn_usdad262.jpg]   
+
[http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/99ADD/usdad262.jpg    http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/99ADD_TH/tn_usdad262.jpg]   
  
  
Line 887: Line 859:
 
''Lepto leaf spot''  (Fred Frosheiser)
 
''Lepto leaf spot''  (Fred Frosheiser)
  
[http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/99add/ALF_CR26.JPG http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/99ADD_TH/tn_ALF_CR26.JPG]
+
[http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/99ADD/ALF_CR26.JPG http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/99ADD_TH/tn_ALF_CR26.JPG]
  
  
Line 899: Line 871:
 
''Neocosmospora vasinfecta perithecia (red) exuding ascospores (orange) on alfalfa stem, water agar''  (Donald L. Stuteville, Kansas State University)
 
''Neocosmospora vasinfecta perithecia (red) exuding ascospores (orange) on alfalfa stem, water agar''  (Donald L. Stuteville, Kansas State University)
  
[http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/crop_ph/legumes/alf/afd079.jpg http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/crop_ph/legumes/alf_TH/tn_afd079.jpg]
+
[http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/CROP_PH/LEGUMES/ALF/AFD079.JPG http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/CROP_PH/LEGUMES/ALF_TH/tn_AFD079.JPG]
  
  
Line 915: Line 887:
 
''Ineffective plants growing in sand with nil nitrogen (left) compared to effective plants (right)''  (Barnes)
 
''Ineffective plants growing in sand with nil nitrogen (left) compared to effective plants (right)''  (Barnes)
  
[http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/99add/ALF_CR23.JPG http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/99ADD_TH/tn_ALF_CR23.JPG]
+
[http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/99ADD/ALF_CR23.JPG http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/99ADD_TH/tn_ALF_CR23.JPG]
  
  
Line 927: Line 899:
 
''Ineffective plants growing in sand with nil nitrogen (right) compared to effective plants (left)''  (Barnes)
 
''Ineffective plants growing in sand with nil nitrogen (right) compared to effective plants (left)''  (Barnes)
  
[http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/99add/ALF_CR24.JPG  http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/99ADD_TH/tn_ALF_CR24.JPG]  
+
[http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/99ADD/ALF_CR24.JPG  http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/99ADD_TH/tn_ALF_CR24.JPG]  
  
  
Line 939: Line 911:
 
''Ozone damage''  rated 0 (no damage) to 10 (severe damage) (Fred Frosheiser)
 
''Ozone damage''  rated 0 (no damage) to 10 (severe damage) (Fred Frosheiser)
  
[http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/99add/ALF_CR30.JPG http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/99ADD_TH/tn_ALF_CR30.JPG]
+
[http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/99ADD/ALF_CR30.JPG http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/99ADD_TH/tn_ALF_CR30.JPG]
  
  
Line 951: Line 923:
 
''Peanut Mottle Virus - Clover ''  
 
''Peanut Mottle Virus - Clover ''  
  
[http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/99add/usdad264.jpg    http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/99ADD_TH/tn_usdad264.jpg]   
+
[http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/99ADD/usdad264.jpg    http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/99ADD_TH/tn_usdad264.jpg]   
  
  
Line 963: Line 935:
 
''Germinating oospore of Phytophthora medicaginis with zoosporangium''  (Fred Frosheiser)
 
''Germinating oospore of Phytophthora medicaginis with zoosporangium''  (Fred Frosheiser)
  
[http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/99add/ALF_CR38.JPG http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/99ADD_TH/tn_ALF_CR38.JPG]
+
[http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/99ADD/ALF_CR38.JPG http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/99ADD_TH/tn_ALF_CR38.JPG]
  
  
Line 975: Line 947:
 
''Zoosporangia of Phytophthora medicaginis stained red''  (Fred Frosheiser)
 
''Zoosporangia of Phytophthora medicaginis stained red''  (Fred Frosheiser)
  
[http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/99add/ALF_CR39.JPG http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/99ADD_TH/tn_ALF_CR39.JPG]
+
[http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/99ADD/ALF_CR39.JPG http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/99ADD_TH/tn_ALF_CR39.JPG]
  
  
Line 987: Line 959:
 
''Phytophthora root rot symptoms in July''  (Fred Frosheiser)
 
''Phytophthora root rot symptoms in July''  (Fred Frosheiser)
  
[http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/99add/ALF_CR36.JPG http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/99ADD_TH/tn_ALF_CR36.JPG]
+
[http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/99ADD/ALF_CR36.JPG http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/99ADD_TH/tn_ALF_CR36.JPG]
  
  
Line 999: Line 971:
 
''Phytophthora root rot, healthy (left) to most diseased (right)''  (Barnes)
 
''Phytophthora root rot, healthy (left) to most diseased (right)''  (Barnes)
  
[http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/99add/ALF_CR37.JPG http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/99ADD_TH/tn_ALF_CR37.JPG]
+
[http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/99ADD/ALF_CR37.JPG http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/99ADD_TH/tn_ALF_CR37.JPG]
  
  
Line 1,011: Line 983:
 
''Phytophthora root rot, young plants''  (Fred Frosheiser)
 
''Phytophthora root rot, young plants''  (Fred Frosheiser)
  
[http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/99add/ALF_CR35.JPG http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/99ADD_TH/tn_ALF_CR35.JPG]
+
[http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/99ADD/ALF_CR35.JPG http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/99ADD_TH/tn_ALF_CR35.JPG]
  
  
Line 1,023: Line 995:
 
''Pseudoplea Leaf Spot - Clover ''  
 
''Pseudoplea Leaf Spot - Clover ''  
  
[http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/99add/usdad267.jpg    http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/99ADD_TH/tn_usdad267.jpg]   
+
[http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/99ADD/usdad267.jpg    http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/99ADD_TH/tn_usdad267.jpg]   
  
  
Line 1,035: Line 1,007:
 
''Effective (eff) rhizobium nodules on alfalfa root, three types, ineffective (in) nodules induced, alfalfa plant genotype''  (Carroll P. Vance, USDA)
 
''Effective (eff) rhizobium nodules on alfalfa root, three types, ineffective (in) nodules induced, alfalfa plant genotype''  (Carroll P. Vance, USDA)
  
[http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/crop_ph/legumes/alf/afd107.jpg http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/crop_ph/legumes/alf_TH/tn_afd107.jpg]
+
[http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/CROP_PH/LEGUMES/ALF/AFD107.JPG http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/CROP_PH/LEGUMES/ALF_TH/tn_AFD107.JPG]
  
  
Line 1,051: Line 1,023:
 
''Rhizoctonia''  (3 plants on right), healthy (3 plants on left) (Barnes)
 
''Rhizoctonia''  (3 plants on right), healthy (3 plants on left) (Barnes)
  
[http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/99add/ALF_CR46.JPG  http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/99ADD_TH/tn_ALF_CR46.JPG]  
+
[http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/99ADD/ALF_CR46.JPG  http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/99ADD_TH/tn_ALF_CR46.JPG]  
  
  
Line 1,063: Line 1,035:
 
''Rhizoctonia symptoms''  (Barnes)
 
''Rhizoctonia symptoms''  (Barnes)
  
[http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/99add/ALF_CR45.JPG http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/99ADD_TH/tn_ALF_CR45.JPG]
+
[http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/99ADD/ALF_CR45.JPG http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/99ADD_TH/tn_ALF_CR45.JPG]
  
  
Line 1,075: Line 1,047:
 
''Root knot nematode symptoms ''  (left and right), healthy plant (middle) (Fred Frosheiser)
 
''Root knot nematode symptoms ''  (left and right), healthy plant (middle) (Fred Frosheiser)
  
[http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/99add/ALF_CR29.JPG http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/99ADD_TH/tn_ALF_CR29.JPG]
+
[http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/99ADD/ALF_CR29.JPG http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/99ADD_TH/tn_ALF_CR29.JPG]
  
  
Line 1,087: Line 1,059:
 
''Root knot nematode''  12 healthy plants (left), 12 susceptible plants (right) (Fred Frosheiser)
 
''Root knot nematode''  12 healthy plants (left), 12 susceptible plants (right) (Fred Frosheiser)
  
[http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/99add/ALF_CR27.JPG http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/99ADD_TH/tn_ALF_CR27.JPG]
+
[http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/99ADD/ALF_CR27.JPG http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/99ADD_TH/tn_ALF_CR27.JPG]
  
  
Line 1,099: Line 1,071:
 
''Root knot nematode symptoms''  (Fred Frosheiser)
 
''Root knot nematode symptoms''  (Fred Frosheiser)
  
[http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/99add/ALF_CR28.JPG http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/99ADD_TH/tn_ALF_CR28.JPG]
+
[http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/99ADD/ALF_CR28.JPG http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/99ADD_TH/tn_ALF_CR28.JPG]
  
  
Line 1,111: Line 1,083:
 
''Root-lesion nematode''  field symptoms (center), healthy plants (left and right) (Deborah Samac)
 
''Root-lesion nematode''  field symptoms (center), healthy plants (left and right) (Deborah Samac)
  
[http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/99add/ALF_CR40.JPG http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/99ADD_TH/tn_ALF_CR40.JPG]
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[http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/99ADD/ALF_CR40.JPG http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/99ADD_TH/tn_ALF_CR40.JPG]
  
  
Line 1,123: Line 1,095:
 
''Root-lesion nematode''  symptoms (right) and healthy plant (left) (Theis)
 
''Root-lesion nematode''  symptoms (right) and healthy plant (left) (Theis)
  
[http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/99add/ALF_CR41.JPG http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/99ADD_TH/tn_ALF_CR41.JPG]
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[http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/99ADD/ALF_CR41.JPG http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/99ADD_TH/tn_ALF_CR41.JPG]
  
  
Line 1,135: Line 1,107:
 
''Root-lesion nematodes and eggs stained red in alfalfa roots''  (Deborah Samac)
 
''Root-lesion nematodes and eggs stained red in alfalfa roots''  (Deborah Samac)
  
[http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/99add/ALF_CR42.JPG http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/99ADD_TH/tn_ALF_CR42.JPG]
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[http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/99ADD/ALF_CR42.JPG http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/99ADD_TH/tn_ALF_CR42.JPG]
  
  
Line 1,147: Line 1,119:
 
''Rust on leaflet, uredinial pustules''  (Donald L. Stuteville, Kansas State University)
 
''Rust on leaflet, uredinial pustules''  (Donald L. Stuteville, Kansas State University)
  
[http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/crop_ph/legumes/alf/afd022.jpg http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/crop_ph/legumes/alf_TH/tn_afd022.jpg]
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[http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/CROP_PH/LEGUMES/ALF/AFD022.JPG http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/CROP_PH/LEGUMES/ALF_TH/tn_AFD022.JPG]
  
  
Line 1,163: Line 1,135:
 
''Rust symptoms''  (Fred Frosheiser)
 
''Rust symptoms''  (Fred Frosheiser)
  
[http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/99add/ALF_CR50.JPG http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/99ADD_TH/tn_ALF_CR50.JPG]
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Line 1,175: Line 1,147:
 
''Rust symptoms and potato leaf hopper symptoms''  (Fred Frosheiser)
 
''Rust symptoms and potato leaf hopper symptoms''  (Fred Frosheiser)
  
[http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/99add/ALF_CR51.JPG http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/99ADD_TH/tn_ALF_CR51.JPG]
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[http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/99ADD/ALF_CR51.JPG http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/99ADD_TH/tn_ALF_CR51.JPG]
  
  
Line 1,187: Line 1,159:
 
''Sclerotim''  Mature (brown) sclerotia (Sclerotium rolfsii) on plant base, Mycelium producing sclerotia progresses up the stem (Donald L. Stuteville, Kansas State University)
 
''Sclerotim''  Mature (brown) sclerotia (Sclerotium rolfsii) on plant base, Mycelium producing sclerotia progresses up the stem (Donald L. Stuteville, Kansas State University)
  
[http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/crop_ph/legumes/alf/afd043.jpg http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/crop_ph/legumes/alf_TH/tn_afd043.jpg]
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Line 1,203: Line 1,175:
 
''Spring blackstem and leaf spot''  (Fred Frosheiser)
 
''Spring blackstem and leaf spot''  (Fred Frosheiser)
  
[http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/99add/ALF_CR33.JPG http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/99ADD_TH/tn_ALF_CR33.JPG]
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[http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/99ADD/ALF_CR33.JPG http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/99ADD_TH/tn_ALF_CR33.JPG]
  
  
Line 1,215: Line 1,187:
 
''Spring blackstem and leaf spot''  (Fred Frosheiser)
 
''Spring blackstem and leaf spot''  (Fred Frosheiser)
  
[http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/99add/ALF_CR34.JPG http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/99ADD_TH/tn_ALF_CR34.JPG]
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[http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/99ADD/ALF_CR34.JPG http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/99ADD_TH/tn_ALF_CR34.JPG]
  
  
Line 1,227: Line 1,199:
 
''Stagnospora symptoms on leaf''  (Fred Frosheiser)
 
''Stagnospora symptoms on leaf''  (Fred Frosheiser)
  
[http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/99add/ALF_CR47.JPG http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/99ADD_TH/tn_ALF_CR47.JPG]
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Line 1,239: Line 1,211:
 
''Stagnospora symptoms on the crown''  (Fred Frosheiser)
 
''Stagnospora symptoms on the crown''  (Fred Frosheiser)
  
[http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/99add/ALF_CR48.JPG http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/99ADD_TH/tn_ALF_CR48.JPG]
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Line 1,251: Line 1,223:
 
''Stem canker, Rhizoctonia solani''  (William G. Willis, Kansas State University)
 
''Stem canker, Rhizoctonia solani''  (William G. Willis, Kansas State University)
  
[http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/crop_ph/legumes/alf/afd035.jpg http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/crop_ph/legumes/alf_TH/tn_afd035.jpg]
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Line 1,267: Line 1,239:
 
''Stem nematode''  (Fred Frosheiser)
 
''Stem nematode''  (Fred Frosheiser)
  
[http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/99add/ALF_CR12.JPG http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/99ADD_TH/tn_ALF_CR12.JPG]
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Line 1,279: Line 1,251:
 
''Stem nematode''  (Fred Frosheiser)
 
''Stem nematode''  (Fred Frosheiser)
  
[http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/99add/ALF_CR13.JPG http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/99ADD_TH/tn_ALF_CR13.JPG]
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Line 1,291: Line 1,263:
 
''Stem nematode''  (Fred Frosheiser)
 
''Stem nematode''  (Fred Frosheiser)
  
[http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/99add/ALF_CR14.JPG http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/99ADD_TH/tn_ALF_CR14.JPG]
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Line 1,303: Line 1,275:
 
''Stem nematode symptoms in the field (white flagging)''  (Fred Frosheisegr)
 
''Stem nematode symptoms in the field (white flagging)''  (Fred Frosheisegr)
  
[http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/99add/ALF_CR16.JPG http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/99ADD_TH/tn_ALF_CR16.JPG]
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Line 1,315: Line 1,287:
 
''Stem nematode on inoculated seedlings''  Resistant plants (left); susceptible plants (right) (Fred Forosheiser)
 
''Stem nematode on inoculated seedlings''  Resistant plants (left); susceptible plants (right) (Fred Forosheiser)
  
[http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/99add/ALF_CR15.JPG http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/99ADD_TH/tn_ALF_CR15.JPG]
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Line 1,327: Line 1,299:
 
''Stemphylium symptoms''  (Fred Frosheiser)
 
''Stemphylium symptoms''  (Fred Frosheiser)
  
[http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/99add/ALF_CR49.JPG http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/99ADD_TH/tn_ALF_CR49.JPG]
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Line 1,339: Line 1,311:
 
''Sulfur dioxide injury''  (Kenneth T. Leath, USDA)
 
''Sulfur dioxide injury''  (Kenneth T. Leath, USDA)
  
[http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/crop_ph/legumes/alf/afd114.jpg http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/crop_ph/legumes/alf_TH/tn_afd114.jpg]
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Line 1,355: Line 1,327:
 
''Tarspot, Phoma medicaginis''  (Kenneth T. Leath, USDA)
 
''Tarspot, Phoma medicaginis''  (Kenneth T. Leath, USDA)
  
[http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/crop_ph/legumes/alf/afd024.jpg http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/crop_ph/legumes/alf_TH/tn_afd024.jpg]
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''Verticillium albo-atrum infected leaflets, v-shaped chlorosis, tip, curling''  (Kenneth T. Leath, USDA)
 
''Verticillium albo-atrum infected leaflets, v-shaped chlorosis, tip, curling''  (Kenneth T. Leath, USDA)
  
[http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/crop_ph/legumes/alf/afd064.jpg http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/crop_ph/legumes/alf_TH/tn_afd064.jpg]
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Line 1,387: Line 1,359:
 
''Verticillium albo-atrum infected leaflets, pinkish necrosis''  (Kenneth T. Leath, USDA)
 
''Verticillium albo-atrum infected leaflets, pinkish necrosis''  (Kenneth T. Leath, USDA)
  
[http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/crop_ph/legumes/alf/afd066.jpg http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/crop_ph/legumes/alf_TH/tn_afd066.jpg]
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Line 1,403: Line 1,375:
 
''Verticillium albo-atrum necrotic leaves infected''  (Kenneth T. Leath, USDA)
 
''Verticillium albo-atrum necrotic leaves infected''  (Kenneth T. Leath, USDA)
  
[http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/crop_ph/legumes/alf/afd067.jpg http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/crop_ph/legumes/alf_TH/tn_afd067.jpg]
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''Verticillium wilt crown symptoms''  (Fred Frosheiser)
 
''Verticillium wilt crown symptoms''  (Fred Frosheiser)
  
[http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/99add/ALF_CR55.JPG http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/99ADD_TH/tn_ALF_CR55.JPG]
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''Verticillium wilt foliar symptoms''  (Fred Frosheiser)
 
''Verticillium wilt foliar symptoms''  (Fred Frosheiser)
  
[http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/99add/ALF_CR53.JPG http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/99ADD_TH/tn_ALF_CR53.JPG]
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''Verticillium wilt foliar symptoms''  (Fred Frosheiser)
 
''Verticillium wilt foliar symptoms''  (Fred Frosheiser)
  
[http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/99add/ALF_CR54.JPG http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/99ADD_TH/tn_ALF_CR54.JPG]
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''Verticillium wilt in the field''  (Fred Frosheiser)
 
''Verticillium wilt in the field''  (Fred Frosheiser)
  
[http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/99add/ALF_CR52.JPG http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/99ADD_TH/tn_ALF_CR52.JPG]
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''Violet root rot fungus (Rhizoctonia crocorum) on crown/root''  (William G. Willis, Kansas State University)
 
''Violet root rot fungus (Rhizoctonia crocorum) on crown/root''  (William G. Willis, Kansas State University)
  
[http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/crop_ph/legumes/alf/afd070.jpg http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/crop_ph/legumes/alf_TH/tn_afd070.jpg]
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''Yellow leaf blotch early symptoms''  (William G. Willis, Kansas State University)
 
''Yellow leaf blotch early symptoms''  (William G. Willis, Kansas State University)
  
[http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/crop_ph/legumes/alf/afd029.jpg http://agwiki.org/mediawiki/AE_IMAGES/CROPPH/crop_ph/legumes/alf_TH/tn_afd029.jpg]
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Latest revision as of 08:51, 13 March 2016

Alfalfa Pest and Nutritional Disorder Photos



Contents

Agrobacterium_tumefaciens

Agrobacterium tumefaciens Large galls from inoculation of young plants with Agrobacterium tumafaciens (Deborah Samac)


tn_ALF_CR01.JPG




Alfalfa_mosaic_virus

Alfalfa mosaic virus (Fred Frosheiser)


tn_ALF_CR02.JPG




Alfalfa_mosaic_virus

Alfalfa mosaic virus (Fred Frosheiser)


tn_ALF_CR03.JPG




Alfalfa_mosaic_virus

Alfalfa mosaic virus (Fred Frosheiser)


tn_ALF_CR04.JPG





Alfalfa_stem_nematode_2

Alfalfa stem nematode white flagging, Ditylenchus dipsaci (Gerald D. Griffin, USDA)

tn_AFD081.JPG






Alfalfa_stem_nematode_damage

Alfalfa stem nematode damage (H. F. Schwartz; Colorado State University)

tn_0045099.JPG






Alfalfa_stem_nematode_damage

Alfalfa stem nematode damage (H. F. Schwartz; Colorado State University)

tn_0045100.JPG






Anthracnose_-_Sorghum

Anthracnose - Sorghum

tn_usdad266.jpg




Aphanomyces_root_rot

Aphanomyces root rot on inoculated seedlings; rating 1 (healthy) to 5 (dead) (Deborah Samac)

tn_ALF_CR05.JPG




Ascochyta_Rough_Spot_-_Sorghum

Ascochyta Rough Spot - Sorghum

tn_usdad265.jpg




Bacterial_leaf_spot

Bacterial leaf spot (Fred Frosheiser)

tn_ALF_CR56.JPG




Bacterial_leaf_spot

Bacterial leaf spot (Fred Frosheiser)

tn_ALF_CR57.JPG





Bacterial_leaf_spot_1

Bacterial leaf spot water-soaked lesions (Donald L. Stuteville, Kansas State University)

tn_AFD001.JPG





Bacterial_leaf_spot_2

Bacterial leaf spot translucent lesions (Donald L. Stuteville, Kansas State University)

tn_AFD002.JPG






Bacterial_leaf_spot_3

Bacterial leaf spot lesions, alfalfa stems 3 weeks after inoculation (Donald L. Stuteville, Kansas State University

tn_AFD003.JPG






Bacterial_wilt

Bacterial wilt root cross sections. Most diseased (top left) to healthy (bottom right) (Barnes)

tn_ALF_CR10.JPG




Bacterial_wilt_symptoms

Bacterial wilt symptoms in the field (front plant) compared to a healthy plant behind (Deborah Samac)

tn_ALF_CR09.JPG




Bacterial_wilt_symptoms

Bacterial wilt symptoms. Healthy plant (left), diseased root section (middle), diseased plant (right) (Barnes)

tn_ALF_CR08.JPG




Blister_beetle_on_alfalfa

Blister beetle on alfalfa (Colorado State University)

tn_0242039.JPG






Calonectria_crotalariae

Calonectria crotalariae infected alfalfa plant (base and stem) (Donald L. Stuteville, Kansas State University)

tn_AFD054.JPG






Cercospora_leaf_spot

Leaf spot, Cercospora medicaginis (William G. Willis, Kansas State University)

tn_AFD028.JPG






Cercospora_on_leaves

Cercospora on leaves (Fred Frosheiser)

tn_ALF_CR07.JPG




Cercospora_on_stems

Cercospora on stems (Fred Frosheiser)

tn_ALF_CR06.JPG




Common_leaf_spot

Common leaf spot (Fred Frosheiser)

tn_ALF_CR43.JPG




Common_leaf_spot

Commonleaf spot (Fred Frosheiser)

tn_ALF_CR44.JPG




Common_leaf_spot_1

'Common leaf spot (William G. Willis, Kansas State University)

tn_AFD014.JPG






Common_leaf_spot_3

Common leaf spot lesions (magnified view), dentate margins, Pseudopeziza medicaginis apothecia rupturing, host epidermis (William G. Willis, Kansas State University)

tn_AFD016.JPG






Dodder

Dodder (USDA-ARS)

tn_ALF_CR11.JPG




Downy_mildew

Downy mildew (Fred Frosheiser)

tn_ALF_CR31.JPG




Downy_mildew_1

Shoot systemically infected with downy mildew fungus, Peronospora trifoliorum (Kenneth T. Leath, USDA)

tn_AFD017.JPG






Downy_mildew_2

Downy mildew, upper (left), lower (right) surfaces, leaflets (Donald L. Stuteville, Kansas State University)

tn_AFD018.JPG






Downy_mildew_3

Downy mildew fungus oospores (Peronospora trifoliorum), cotyledon stained, sudan iv (Donald L. Stuteville, Kansas State University)

tn_AFD019.JPG





Downy_mildew_in_the_field

Downy mildew in the field (Fred Frosheiser)

tn_ALF_CR32.JPG




Foliar_tolerance

Differences in foliar tolerance, low temperature among spaced plants (Donald L. Stuteville, Kansas State University)

tn_AFD116.JPG






Frost_injury

Frost injury (Barnes)

tn_ALF_CR17.JPG




Frost_injury

Frost injury (Barnes)

tn_ALF_CR18.JPG




Fusarium_wilt

Fusarium wilt in alfalfa roots, cross sections. Healthy (top left) to most diseased (bottom right) (Fred Frosheiser)

tn_ALF_CR20.JPG




Fusarium_wilt

Fusarium wilt in alfalfa roots, longitudinal section (Barnes)

tn_ALF_CR19.JPG




Fusarium_wilt_(left)_and_bacterial_wilt_(right)

Fusarium wilt (left) and bacterial wilt (right) (Barnes)

tn_ALF_CR21.JPG




Genetic_abnormailty_12

Genetic abnormality: taproot tumors (Donald K. Barnes, USDA)

tn_AFD102.JPG





Genetic_abnormailty_15

Genetic abnormality: heavy bark condition, rough root showing lack, functional small roots (Donald K. Barnes, USDA)

tn_AFD105.JPG






Genetic_abnormality_00

Genetic abnormalities  : pale green leaves, stem (left), normal green leaves, stem, light red stem, dark red stem (right)(Donald K. Barnes, USDA)

tn_AFD093.JPG






Genetic_abnormality_01

Genetic abnormality  : white leaf spotting induced, low temperatures, long days (Donald K. Barnes, USDA)

tn_AFD090.JPG






Genetic_abnormality_02

Genetic abnormality  : mottled leaf (Donald K. Barnes, USDA)

tn_AFD091.JPG






Genetic_abnormality_03

Genetic abnormality  : white mosaic leaf spotting (Donald K. Barnes, USDA)

tn_AFD092.JPG






Genetic_abnormality_04

Genetic abnormality  : golden tip, characterized, chlorosis, newly developed leaves (Donald K. Barnes, USDA)

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Genetic_abnormality_05

Genetic abnormality  : curled leaf (Donald K. Barnes, USDA)

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Genetic_abnormality_06

Genetic abnormality  : vestigial flower, branched raceme (Donald K. Barnes, USDA)

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Genetic_abnormality_07

Genetic variability , seed color: normal (center), tan, black, dark red, mottled, light red mottled seed colors, nonuniform distribution, red endosperm pigment (Donald K. Barnes, USDA)

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Genetic_abnormality_08

Genetic abnormalities white (normal), tan, brown roots (Donald K. Barnes, USDA)

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Genetic_abnormality_09

Genetic abnormality  : red root (Donald K. Barnes, USDA)

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Genetic_abnormality_10

Genetic abnormality  : cross section, roots showing normal white internal root (left), orange root (Donald K. Barnes, USDA)

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Genetic_abnormality_11

Genetic abnormality  : stem cuttings showing normal rooting (left), abnormal callus tumor (Donald K. Barnes, USDA)

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Genetic_abnormality_13

Genetic abnormality  : excessive root lenticel development, healthy tissue underneath (left), normal root, plant grown, wet soil (Donald K. Barnes, USDA)

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Genetic_abnormality_14

Genetic abnormality  : variability, expression, rough root; normal root, right (Donald K. Barnes, USDA)

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Helminthosporium_Leaf_Spot_-_Bermuda

Helminthosporium Leaf Spot - Bermuda

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Ineffective_nodulation

Ineffective nodulation (2 plants on left), effective nodulation (2 plants on right) (Barnes)

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Ineffective_nodules

White ineffective nodules (right) and effective nodules (left) (Barnes)

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Leaf_Spot_-_Alfalfa_Pseudopeziza_Jonesii

Leaf Spot - Alfalfa Pseudopeziza Jonesii

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Leaf_Spot_-_Alfalfa_Pseudopeziza_Medicaginis

Leaf Spot - Alfalfa Pseudopeziza Medicaginis

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Lepto_leaf_spot

Lepto leaf spot (Fred Frosheiser)

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Neocosmospora_vasinfecta

Neocosmospora vasinfecta perithecia (red) exuding ascospores (orange) on alfalfa stem, water agar (Donald L. Stuteville, Kansas State University)

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Nitrogen_deficiency

Ineffective plants growing in sand with nil nitrogen (left) compared to effective plants (right) (Barnes)

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Nitrogen_deficiency

Ineffective plants growing in sand with nil nitrogen (right) compared to effective plants (left) (Barnes)

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Ozone_damage

Ozone damage rated 0 (no damage) to 10 (severe damage) (Fred Frosheiser)

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Peanut_Mottle_Virus_-_Clover

Peanut Mottle Virus - Clover

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Phytophthora_medicaginis

Germinating oospore of Phytophthora medicaginis with zoosporangium (Fred Frosheiser)

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Phytophthora_medicaginis

Zoosporangia of Phytophthora medicaginis stained red (Fred Frosheiser)

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Phytophthora_root_rot

Phytophthora root rot symptoms in July (Fred Frosheiser)

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Phytophthora_root_rot

Phytophthora root rot, healthy (left) to most diseased (right) (Barnes)

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Phytophthora_root_rot

Phytophthora root rot, young plants (Fred Frosheiser)

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Pseudoplea_Leaf_Spot_-_Clover

Pseudoplea Leaf Spot - Clover

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Rhizobium_nodules_1

Effective (eff) rhizobium nodules on alfalfa root, three types, ineffective (in) nodules induced, alfalfa plant genotype (Carroll P. Vance, USDA)

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Rhizoctonia

Rhizoctonia (3 plants on right), healthy (3 plants on left) (Barnes)

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Rhizoctonia_symptoms

Rhizoctonia symptoms (Barnes)

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Root_knot_nematode

Root knot nematode symptoms (left and right), healthy plant (middle) (Fred Frosheiser)

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Root_knot_nematode

Root knot nematode 12 healthy plants (left), 12 susceptible plants (right) (Fred Frosheiser)

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Root_knot_nematode_symptoms

Root knot nematode symptoms (Fred Frosheiser)

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Root-lesion_nematode

Root-lesion nematode field symptoms (center), healthy plants (left and right) (Deborah Samac)

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Root-lesion_nematode

Root-lesion nematode symptoms (right) and healthy plant (left) (Theis)

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Root-lesion_nematodes

Root-lesion nematodes and eggs stained red in alfalfa roots (Deborah Samac)

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Rust_2

Rust on leaflet, uredinial pustules (Donald L. Stuteville, Kansas State University)

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Rust_symptoms

Rust symptoms (Fred Frosheiser)

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Rust_symptoms

Rust symptoms and potato leaf hopper symptoms (Fred Frosheiser)

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Sclerotium_1

Sclerotim Mature (brown) sclerotia (Sclerotium rolfsii) on plant base, Mycelium producing sclerotia progresses up the stem (Donald L. Stuteville, Kansas State University)

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Spring_blackstem_and_leaf_spot

Spring blackstem and leaf spot (Fred Frosheiser)

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Spring_blackstem_and_leaf_spot

Spring blackstem and leaf spot (Fred Frosheiser)

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Stagnospora_symptoms

Stagnospora symptoms on leaf (Fred Frosheiser)

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Stagnospora_symptoms

Stagnospora symptoms on the crown (Fred Frosheiser)

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Stem_canker

Stem canker, Rhizoctonia solani (William G. Willis, Kansas State University)

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Stem_nematode

Stem nematode (Fred Frosheiser)

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Stem_nematode

Stem nematode (Fred Frosheiser)

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Stem_nematode

Stem nematode (Fred Frosheiser)

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Stem_nematode

Stem nematode symptoms in the field (white flagging) (Fred Frosheisegr)

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Stem_nematode_on_inoculated_seedlings

Stem nematode on inoculated seedlings Resistant plants (left); susceptible plants (right) (Fred Forosheiser)

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Stemphylium_symptoms

Stemphylium symptoms (Fred Frosheiser)

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Sulfur_dioxide_injury

Sulfur dioxide injury (Kenneth T. Leath, USDA)

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Tarspot

Tarspot, Phoma medicaginis (Kenneth T. Leath, USDA)

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Verticillium_albo-atrum_1

Verticillium albo-atrum infected leaflets, v-shaped chlorosis, tip, curling (Kenneth T. Leath, USDA)

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Verticillium_albo-atrum_3

Verticillium albo-atrum infected leaflets, pinkish necrosis (Kenneth T. Leath, USDA)

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Verticillium_albo-atrum_4

Verticillium albo-atrum necrotic leaves infected (Kenneth T. Leath, USDA)

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Verticillium_wilt

Verticillium wilt crown symptoms (Fred Frosheiser)

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Verticillium_wilt

Verticillium wilt foliar symptoms (Fred Frosheiser)

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Verticillium_wilt

Verticillium wilt foliar symptoms (Fred Frosheiser)

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Verticillium_wilt

Verticillium wilt in the field (Fred Frosheiser)

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Violet_root_rot_2

Violet root rot fungus (Rhizoctonia crocorum) on crown/root (William G. Willis, Kansas State University)

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Yellow_leaf_blotch_1

Yellow leaf blotch early symptoms (William G. Willis, Kansas State University)

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