Beets:Photos
Beet Pest and Nutritional Disorder Photos
Contents
- 1 2,4-d_effects_3
- 2 2,4-d_effects_4
- 3 2,4-D_herbicide_damage
- 4 Alligator_veins
- 5 Alligator_veins
- 6 Alternaria_leaf_spot
- 7 Alternaria_leaf_spot
- 8 Aphanomyces_black_root
- 9 Aphanomyces_hairy_root
- 10 Aphanomyces_tip_rot
- 11 Aphanomyces_turbon-shaped_roots
- 12 Bacterial_(Erwinia)_vascular_necrosis_and_root_rot
- 13 Bacterial_blight
- 14 Bacterial_blight
- 15 Bacterial_blight
- 16 Bacterial_leaf_blight_1
- 17 Bacterial_leaf_spot_1
- 18 Bacterial_pocket
- 19 Bacterial_pocket_1
- 20 Banvel_effects_1
- 21 Banvel_injury_1
- 22 Beet_cyst_nematode_(Heterodera_schachtii)
- 23 Beet_mosaic_virus
- 24 Beet_mosaic_virus
- 25 Beet_necrotic_yellow-vein_virus_(rhizomania)
- 26 Beet_necrotic_yellow-vein_virus_(rhizomania)
- 27 Beet_necrotic_yellow-vein_virus_(rhizomania)
- 28 Beet_necrotic_yellow-vein_virus_(rhizomania)
- 29 Beet_necrotic_yellow-vein_virus_(rhizomania)
- 30 Beet_western_yellows
- 31 Beet_western_yellows_virus
- 32 Beet_western_yellows_virus
- 33 Beet_yellows_virus
- 34 Benzoic_(dicamba)_herbicide_damage
- 35 Black_root_1
- 36 Cercospora_1
- 37 Cercospora_leaf_spot_1
- 38 Cercospora_leaf_spot_closeup
- 39 Cercospora_leaf_spot_control_with_fungicides
- 40 Cercospora_leaf_spot_intensities
- 41 Cercospora_leaf_spot_on_plant
- 42 Cercospora_leaf_spot_resistance/susceptibility
- 43 Cleft_root_rot_1
- 44 Crown_gall
- 45 Crown_gall
- 46 Crown_gall_1
- 47 Crown_wart_1
- 48 Crown_wart_or_tumor_(Urophyctis_leproides)
- 49 Crusting_1
- 50 Curly_top_1
- 51 Curly_top_virus
- 52 Curly_top_virus
- 53 Docking_disorder_1
- 54 Dodder_1
- 55 Downy_mildew
- 56 Downy_mildew_2
- 57 Eptam_herbicide_residue_
- 58 Erwinia_1
- 59 Erwinia_2
- 60 Erwinia_3
- 61 Erwinia_4
- 62 Erwinia_5
- 63 Foliar_Rhizoctonia
- 64 Freeze_injury_1
- 65 Frozen_sugarbeets
- 66 Frozen_sugarbeets
- 67 Frozen_sugarbeets
- 68 Fusarium_1
- 69 Fusarium_blight_1
- 70 Fusarium_yellows
- 71 Fusarium_yellows
- 72 Fusarium_yellows
- 73 Fusarium_yellows
- 74 Fusarium_yellows
- 75 Fusarium_yellows
- 76 Fusarium_yellows
- 77 Fusarium_yellows_3
- 78 Genetic_injury_1
- 79 Glyphosate_(roundup)_herbicide_damage
- 80 Gopher_injury_1
- 81 Hail_injury_1
- 82 Head/spear_region_of_H._schachtii
- 83 Heterodera_1
- 84 Heterodera_10
- 85 Heterodera_11
- 86 Heterodera_12
- 87 Heterodera_13
- 88 Heterodera_14
- 89 Heterodera_2
- 90 Heterodera_3
- 91 Heterodera_4
- 92 Heterodera_5
- 93 Heterodera_6
- 94 Heterodera_7
- 95 Heterodera_8
- 96 Heterodera_9
- 97 Lettuce_infectius_yellows_1
- 98 Lettuce_infectius_yellows_2
- 99 Lettuce_infectius_yellows_3
- 100 Life_cycle_of_Polymyxa_betae,_fungal_vector_of_the_virus
- 101 Longidorus_1
- 102 Magnesium_deficiency
- 103 Mature,_white_beet_cyst_female_
- 104 Mature,_white_beet_cyst_female_
- 105 Mature,_white_female_of_H._schachtii
- 106 Mature_brown_cyst_of_H._schachtii
- 107 Meloidogyne_1
- 108 Meloidogyne_2
- 109 Meloidogyne_3
- 110 Meloidogyne_4
- 111 Mosaic_1
- 112 Nacobbus_1
- 113 Nitrogen_deficiency_
- 114 P._betae_cystosoria_in_cells_of_root
- 115 Paratrichodorus_1
- 116 Paratrichodorus_2
- 117 Phoma_leaf_spot
- 118 Phoma_leaf_spot_1
- 119 Phoma_root_rot/penicillium_rot_1
- 120 Phosphate_deficiency
- 121 Phymatotrichum_root_rot_1
- 122 Planavin/treflan_injury_1
- 123 Pleospora_1
- 124 Powdery_mildew
- 125 Powdery_mildew_-_initial_infection
- 126 Powdery_mildew_-_later_infection
- 127 Powdery_mildew_1
- 128 Powdery_mildew_conidiophore_and_conidia
- 129 Powdery_mildew_control_with_fungicides
- 130 Powdery_mildew_infection
- 131 Puccinia_rust_(aecia)_on_seedlings
- 132 Puccinia_rust_(aecia)_on_seedlings
- 133 Ramularia_leaf_spot
- 134 Ramularia_leaf_spot
- 135 Ramularia_leaf_spot_1
- 136 Resistance_to_rhizomania
- 137 Resistance_to_rhizomania
- 138 Resistant_vs_susceptible_lines
- 139 Rhizoctonia
- 140 Rhizoctonia
- 141 Rhizoctonia
- 142 Rhizoctonia
- 143 Rhizoctonia
- 144 Rhizoctonia
- 145 Rhizoctonia_black_rot,_field_symptoms
- 146 Rhizoctonia_black_rot_symptoms
- 147 Rhizoctonia_damping_off_of_seedling
- 148 Rhizoctonia_foliar_blight_1
- 149 Rhizoctonia_root/crown_rot_1
- 150 Rhizoctonia_root_rot
- 151 Rhizoctonia_root_rot
- 152 Rhizoctonia_root_rot
- 153 Rhizoctonia_root_rot
- 154 Rhizoctonia_root_rot
- 155 Rhizoctonia_root_rot
- 156 Rhizoctonia_root_rot
- 157 Rhizoctonia_root_rot
- 158 Rhizoctonia_root_rot
- 159 Rhizoctonia_root_rot
- 160 Rhizoctonia_root_rot
- 161 Rhizoctonia_root_rot_1
- 162 Rhizomania_2
- 163 Rhizomania_3
- 164 Rhizopus_root_rot
- 165 Rhizopus_root_rot_1
- 166 Rhizopus_wet_tip_rot
- 167 Root_rot_1
- 168 Root_rot_2
- 169 Roundup_injury_1
- 170 Ruptured_cyst_releasing_eggs
- 171 Rust_1
- 172 Scab_1
- 173 Sclerotium_1
- 174 Storage_rot_1
- 175 Storage_rot_2
- 176 Sugarbeet_crown_gall
- 177 Sugarbeet_leaf_hopper_vector_of_CTV
- 178 Sugarbeet_savoy_disease
- 179 Table_beet_and_spinach_red_rust
- 180 Table_beet_and_spinach_red_rust
- 181 Table_beet_and_spinach_red_rust
- 182 Tip_necrosis_due_to_bacterial_blight
- 183 Treflan_injury_3
- 184 Trifluralin_herbicide_damage
- 185 Trifluralin_herbicide_residue_damage
- 186 Uromyces_1
- 187 Uromyces_2
- 188 Verticillium_wilt
- 189 Verticillium_wilt
- 190 Verticillium_wilt
- 191 Western_yellows_1
- 192 Western_yellows_2
- 193 Whitefly_1
- 194 Whitish_deposits_from_root_aphids_on_roots
- 195 Wind_injury_1
- 196 Yellow_net_1
- 197 Yellow_stunt_1
- 198 Yellow_stunt_2
- 199 Yellow_vein_1
- 200 Yellow_vein_2
- 201 Yellow_vein_3
- 202 Yellows_virus_1
2,4-d_effects_3
Lateral roots on sugar beet caused by 2,4-d (center), normal roots (left, right) (Edward E. Schweizer, USDA)
2,4-d_effects_4
Uplifting sugar beet root caused by 2,4-d (Edward E. Schweizer, USDA)
2,4-D_herbicide_damage
2,4-D herbicide damage (E. G. Ruppel; Colorado State University)
Alligator_veins
Alligator veins (E. G. Ruppel; Colorado State University)
Alligator_veins
Alligator veins (E. G. Ruppel; Colorado State University)
Alternaria_leaf_spot
Alternaria leaf spot (E. G. Ruppel; Colorado State University)
Alternaria_leaf_spot
Alternaria leaf spot (E. G. Ruppel; Colorado State University)
Aphanomyces_black_root
Aphanomyces black root (E. G. Ruppel; Colorado State University)
Aphanomyces_hairy_root
Aphanomyces hairy root (E. G. Ruppel; Colorado State University)
Aphanomyces_tip_rot
Aphanomyces tip rot (E. G. Ruppel; Colorado State University)
Aphanomyces_turbon-shaped_roots
Aphanomyces turbon-shaped roots (E. G. Ruppel; Colorado State University)
Bacterial_(Erwinia)_vascular_necrosis_and_root_rot
Bacterial (Erwinia) vascular necrosis and root rot (E. G. Ruppel; Colorado State University)
Bacterial_blight
Bacterial blight (E. G. Ruppel; Colorado State University)
Bacterial_blight
Bacterial blight (E. G. Ruppel; Colorado State University)
Bacterial_blight
Bacterial blight (E. G. Ruppel; Colorado State University)
Bacterial_leaf_blight_1
Bacterial leaf blight, sugar beet seedlings (C.L. Schneider, USDA)
Bacterial_leaf_spot_1
Bacterial leaf spot, sugar beet (C.L. Schneider, USDA)
Bacterial_pocket
Bacterial pocket (E. G. Ruppel; Colorado State University)
Bacterial_pocket_1
Bacterial pocket, sugar beet root (C.L. Schneider, USDA)
Banvel_effects_1
Dicamba (banvel) epinastic effects, sugar beet (Edward E. Schweizer, USDA)
Banvel_injury_1
Dicamba (banvel) residue injured sugar beet (Edward E. Schweizer, USDA)
Beet_cyst_nematode_(Heterodera_schachtii)
Beet cyst nematode (Heterodera schachtii) (E. G. Ruppel; Colorado State University)
Beet_mosaic_virus
Beet mosaic virus (E. G. Ruppel; Colorado State University)
Beet_mosaic_virus
Beet mosaic virus (E. G. Ruppel; Colorado State University)
Beet_necrotic_yellow-vein_virus_(rhizomania)
Beet necrotic yellow-vein virus (rhizomania) (E. G. Ruppel; Colorado State University)
Beet_necrotic_yellow-vein_virus_(rhizomania)
Beet necrotic yellow-vein virus (rhizomania) (E. G. Ruppel; Colorado State University)
Beet_necrotic_yellow-vein_virus_(rhizomania)
Beet necrotic yellow-vein virus (rhizomania) (E. G. Ruppel; Colorado State University)
Beet_necrotic_yellow-vein_virus_(rhizomania)
Beet necrotic yellow-vein virus (rhizomania) (E. G. Ruppel; Colorado State University)
Beet_necrotic_yellow-vein_virus_(rhizomania)
Beet necrotic yellow-vein virus (rhizomania) (E. G. Ruppel; Colorado State University)
Beet_western_yellows
Beet western yellows (E. G. Ruppel; Colorado State University)
Beet_western_yellows_virus
Beet western yellows virus (E. G. Ruppel; Colorado State University)
Beet_western_yellows_virus
Beet western yellows virus (E. G. Ruppel; Colorado State University)
Beet_yellows_virus
Beet yellows virus (E. G. Ruppel; Colorado State University)
Benzoic_(dicamba)_herbicide_damage
Benzoic (dicamba) herbicide damage (E. G. Ruppel; Colorado State University)
Black_root_1
Black root (Aphanomyces root rot), sugar beet (C.L. Schneider, USDA)
Cercospora_1
Cercospora beticola blighted foliage on infected sugar beet (Earl G. Ruppel, USDA)
Cercospora_leaf_spot_1
Cercospora leaf spot, sugar beet (Earl G. Ruppel, USDA)
Cercospora_leaf_spot_closeup
Cercospora leaf spot closeup (E. G. Ruppel; Colorado State University)
Cercospora_leaf_spot_control_with_fungicides
Cercospora leaf spot control with fungicides (E. G. Ruppel; Colorado State University)
Cercospora_leaf_spot_intensities
Cercospora leaf spot intensities (E. G. Ruppel; Colorado State University)
Cercospora_leaf_spot_on_plant
Cercospora leaf spot on plant (E. G. Ruppel; Colorado State University)
Cercospora_leaf_spot_resistance/susceptibility
Cercospora leaf spot resistance/susceptibility (E. G. Ruppel; Colorado State University)
Cleft_root_rot_1
Cleft root rot, Rhizoctonia (Earl G. Ruppel, USDA)
Crown_gall
Crown gall (E. G. Ruppel; Colorado State University)
Crown_gall
Crown gall (E. G. Ruppel; Colorado State University)
Crown_gall_1
Crown gall, sugar beet root (Earl G. Ruppel, USDA)
Crown_wart_1
Crown wart beet tumor, sugar beet (E.D. Whitney, USDA)
Crown_wart_or_tumor_(Urophyctis_leproides)
Crown wart or tumor (Urophyctis leproides) (E. G. Ruppel; Colorado State University)
Crusting_1
Crusting (E.D. Whitney, USDA)
Curly_top_1
Beet curly top (James E. Duffus, USDA)
Curly_top_virus
Curly top virus (E. G. Ruppel; Colorado State University)
Curly_top_virus
Curly top virus (E. G. Ruppel; Colorado State University)
Docking_disorder_1
Docking disorder, Paratrichodorus spp. and Longidorus spp. (A.E. Steele, USDA)
Dodder_1
'Dodder growing on sugar beet (E.D. Whitney, USDA)
Downy_mildew
Downy mildew (E. G. Ruppel; Colorado State University)
Downy_mildew_2
Downy mildew, sugar beet (Earl G. Ruppel, USDA)
Eptam_herbicide_residue_
Eptam herbicide residue (E. G. Ruppel; Colorado State University)
Erwinia_1
Sugar beet petiole infected dark streak, Erwinia carotovora subsp. betavasculorum (E.D. Whitney, USDA)
Erwinia_2
Soft rot, Erwinia carotovora subsp. betavasculorum (E.D. Whitney, USDA)
Erwinia_3
Roots infected with Erwinia carotovora subsp. betavasculorum (E.D. Whitney, USDA)
Erwinia_4
Vascular bundles, root infected with Erwinia carotovora subsp. betavasculorum (E.D. Whitney, USDA)
Erwinia_5
Dry rot hollowed-out root, Erwinia carotovora subsp. betavasculorum (E.D. Whitney, USDA)
Foliar_Rhizoctonia
Foliar Rhizoctonia (E. G. Ruppel; Colorado State University)
Freeze_injury_1
Freezing damage, seedling (William M. Bugbee, USDA)
Frozen_sugarbeets
Frozen sugarbeets (H. F. Schwartz; Colorado State University)
Frozen_sugarbeets
Frozen sugarbeets (H. F. Schwartz; Colorado State University)
Frozen_sugarbeets
Frozen sugarbeets (H. F. Schwartz; Colorado State University)
Fusarium_1
Fusarium oxysporum f. sp. betae (Earl G. Ruppel, USDA)
Fusarium_blight_1
Fusarium blight seedstalk symptoms (E.D. Whitney, USDA)
Fusarium_yellows
Fusarium yellows (E. G. Ruppel; Colorado State University)
Fusarium_yellows
Fusarium yellows (E. G. Ruppel; Colorado State University)
Fusarium_yellows
Fusarium yellows (E. G. Ruppel; Colorado State University)
Fusarium_yellows
Fusarium yellows (E. G. Ruppel; Colorado State University)
Fusarium_yellows
Fusarium yellows (E. G. Ruppel; Colorado State University)
Fusarium_yellows
Fusarium yellows (E. G. Ruppel; Colorado State University)
Fusarium_yellows
Fusarium yellows (E. G. Ruppel; Colorado State University)
Fusarium_yellows_3
Root symptoms, fusarium yellows (Earl G. Ruppel, USDA)
Genetic_injury_1
Genetic chimera (E.D. Whitney, USDA)
Glyphosate_(roundup)_herbicide_damage
Glyphosate (roundup) herbicide damage (E. G. Ruppel; Colorado State University)
Gopher_injury_1
Gopher mound, beet plants eaten below ground (E.D. Whitney, USDA)
Hail_injury_1
Hail damage (Earl G. Ruppel, USDA)
Head/spear_region_of_H._schachtii
Head/spear region of H. schachtii (E. G. Ruppel; Colorado State University)
Heterodera_1
Sugar beet damaged by Heterodera schachtii (A.E. Steele, USDA)
Heterodera_10
Sugar beet infected, Heterodera trifolii (A.E. Steele, USDA)
Heterodera_11
Developing juvenile heterodera trifolii curved on sugar beet root, 20 days after inoculation (A.E. Steele, USDA)
Heterodera_12
Sugar beet root (transverse section), 20 days after inoculation, Heterodera trifolii (A.E. Steele, USDA)
Heterodera_13
Beta vulgaris x b. procumbens (transverse section), 30 days after inoculation, Heterodera trifolii, anterior end, feeding nematode below syncytia (A.E. Steele, USDA)
Heterodera_14
Mature, white-yellow female Heterodera trifolii attached to fibrous roots on sugar beet (A.E. Steele, USDA)
Heterodera_2
Immature female Heterodera schachtii attached to fibrous roots on sugar beet (A.E. Steele, USDA)
Heterodera_3
Mature, white female Heterodera schachtii, 20 days after inoculation (A.E. Steele, USDA)
Heterodera_4
Female heterodera schachtii, sugar beet root, 15 days after inoculation (A.E. Steele, USDA)
Heterodera_5
Heterodera schachtii (lower left) feeding on sugar beet root (A.E. Steele, USDA)
Heterodera_6
Heterodera schachtii (left) feeding on sugar beet root (transverse section) 20 days after inoculation (A.E. Steele, USDA)
Heterodera_7
Mature, brown cysts containing eggs of Heterodera schachtii (A.E. Steele, USDA)
Heterodera_8
Sugar beet infected with Heterodera trifolii (A.E. Steele, USDA)
Heterodera_9
Uneven grown, wilting, and chlorosis on sugar beet infected by Heterodera trifolii (A.E. Steele, USDA)
Lettuce_infectius_yellows_1
Lettuce infectious yellows (James E. Duffus, USDA)
Lettuce_infectius_yellows_2
Lettuce infectious yellows virus interveinal yellowing (James E. Duffus, USDA)
Lettuce_infectius_yellows_3
Lettuce infectious yellows virus (James E. Duffus, USDA)
Life_cycle_of_Polymyxa_betae,_fungal_vector_of_the_virus
Life cycle of Polymyxa betae, fungal vector of the virus (E. G. Ruppel; Colorado State University)
Longidorus_1
Sugar beet seedling root damage, Longidorus spp (A.E. Steele, USDA)
Magnesium_deficiency
Magnesium deficiency (E. G. Ruppel; Colorado State University)
Mature,_white_beet_cyst_female_
Mature, white beet cyst female (E. G. Ruppel; Colorado State University)
Mature,_white_beet_cyst_female_
Mature, white beet cyst female (E. G. Ruppel; Colorado State University)
Mature,_white_female_of_H._schachtii
Mature, white female of H. schachtii (E. G. Ruppel; Colorado State University)
Mature_brown_cyst_of_H._schachtii
Mature brown cyst of H. schachtii (E. G. Ruppel; Colorado State University)
Meloidogyne_1
Severe root galling, Meloidogyne sp. (A.E. Steele, USDA)
Meloidogyne_2
Large galls produced on sugar beet roots, Meloidogyne incognita (A.E. Steele, USDA)
Meloidogyne_3
Healthy sugar beet (left), three plants infected with Meloidogyne hapla (A.E. Steele, USDA)
Meloidogyne_4
Sugar beet root infected with Meloidogyne hapla (A.E. Steele, USDA)
Mosaic_1
Beet mosaic (James E. Duffus, USDA)
Nacobbus_1
Sugar beet root infected with Nacobbus aberrans (A.E. Steele, USDA)
Nitrogen_deficiency_
Nitrogen deficiency (E. G. Ruppel; Colorado State University)
P._betae_cystosoria_in_cells_of_root
P. betae cystosoria in cells of root (E. G. Ruppel; Colorado State University)
Paratrichodorus_1
sugar beet seedling infected with Paratrichodorus spp. (A.E. Steele, USDA)
Paratrichodorus_2
Severe branching of sugar beet roots, Paratrichodorus spp. (A.E. Steele, USDA)
Phoma_leaf_spot
Phoma leaf spot (E. G. Ruppel; Colorado State University)
Phoma_leaf_spot_1
Phoma leaf spot, sugar beet (E.D. Whitney, USDA)
Phoma_root_rot/penicillium_rot_1
Phoma root rot on sugar beet (upper part), blackening, white mycelium; Penicillium rot on lower part of root (William M. Bugbee, USDA)
Phosphate_deficiency
Phosphate deficiency (E. G. Ruppel; Colorado State University)
Phymatotrichum_root_rot_1
Phymatotrichum root rot, sugar beet (Earl G. Ruppel, USDA)
Normal sugar beet root (left); Nitralin twisting roots (Planavin) (center); Trifluralin (Treflan) (right) (Edward E. Schweizer, USDA)
Pleospora_1
Ascospores, Pleospora bjoerlingii (William M. Bugbee, USDA)
Powdery_mildew
Powdery mildew (H. F. Schwartz; Colorado State University)
Powdery_mildew_-_initial_infection
Powdery mildew - initial infection (E. G. Ruppel; Colorado State University)
Powdery_mildew_-_later_infection
Powdery mildew - later infection (E. G. Ruppel; Colorado State University)
Powdery_mildew_1
Powdery mildew, sugar beet (Earl G. Ruppel, USDA)
Powdery_mildew_conidiophore_and_conidia
Powdery mildew conidiophore and conidia (E. G. Ruppel; Colorado State University)
Powdery_mildew_control_with_fungicides
Powdery mildew control with fungicides (E. G. Ruppel; Colorado State University)
Powdery_mildew_infection
Powdery mildew infection (E. G. Ruppel; Colorado State University)
Puccinia_rust_(aecia)_on_seedlings
Puccinia rust (aecia) on seedlings (E. G. Ruppel; Colorado State University)
Puccinia_rust_(aecia)_on_seedlings
Puccinia rust (aecia) on seedlings (E. G. Ruppel; Colorado State University)
Ramularia_leaf_spot
Ramularia leaf spot (E. G. Ruppel; Colorado State University)
Ramularia_leaf_spot
Ramularia leaf spot (E. G. Ruppel; Colorado State University)
Ramularia_leaf_spot_1
Ramularia leaf spot, sugar beet (Earl G. Ruppel, USDA)
Resistance_to_rhizomania
Resistance to rhizomania (E. G. Ruppel; Colorado State University)
Resistance_to_rhizomania
Resistance to rhizomania (E. G. Ruppel; Colorado State University)
Resistant_vs_susceptible_lines
Resistant vs susceptible lines (E. G. Ruppel; Colorado State University)
Rhizoctonia
Rhizoctonia (H. F. Schwartz; Colorado State University)
Rhizoctonia
Rhizoctonia (H. F. Schwartz; Colorado State University)
Rhizoctonia
Rhizoctonia (H. F. Schwartz; Colorado State University)
Rhizoctonia
Rhizoctonia (H. F. Schwartz; Colorado State University)
Rhizoctonia
Rhizoctonia (H. F. Schwartz; Colorado State University)
Rhizoctonia
Rhizoctonia (H. F. Schwartz; Colorado State University)
Rhizoctonia_black_rot,_field_symptoms
Rhizoctonia black rot, field symptoms (H. J. Larsen; Colorado State University)
Rhizoctonia_black_rot_symptoms
Rhizoctonia black rot symptoms (H. J. Larsen; Colorado State University)
Rhizoctonia_damping_off_of_seedling
Rhizoctonia damping off of seedling (E. G. Ruppel; Colorado State University)
Rhizoctonia_foliar_blight_1
Rhizoctonia foliar blight, sugar beet (Earl G. Ruppel, USDA)
Rhizoctonia_root/crown_rot_1
Rhizoctonia root, crown rot (C.L. Schneider, USDA)
Rhizoctonia_root_rot
Rhizoctonia root rot (E. G. Ruppel; Colorado State University)
Rhizoctonia_root_rot
Rhizoctonia root rot (E. G. Ruppel; Colorado State University)
Rhizoctonia_root_rot
Rhizoctonia root rot (E. G. Ruppel; Colorado State University)
Rhizoctonia_root_rot
Rhizoctonia root rot (E. G. Ruppel; Colorado State University)
Rhizoctonia_root_rot
Rhizoctonia root rot (E. G. Ruppel; Colorado State University)
Rhizoctonia_root_rot
Rhizoctonia root rot (E. G. Ruppel; Colorado State University)
Rhizoctonia_root_rot
Rhizoctonia root rot (E. G. Ruppel; Colorado State University)
Rhizoctonia_root_rot
Rhizoctonia root rot (E. G. Ruppel; Colorado State University)
Rhizoctonia_root_rot
Rhizoctonia root rot (E. G. Ruppel; Colorado State University)
Rhizoctonia_root_rot
Rhizoctonia root rot (E. G. Ruppel; Colorado State University)
Rhizoctonia_root_rot
Rhizoctonia root rot (E. G. Ruppel; Colorado State University)
Rhizoctonia_root_rot_1
Rhizoctonia root rot (Earl G. Ruppel, USDA)
Rhizomania_2
Root constriction necrosis, Rhizomania (E.D. Whitney, USDA)
Rhizomania_3
Veinal yellowing leaf necrosis, Rhizomania (James E. Duffus, USDA)
Rhizopus_root_rot
Rhizopus root rot (E. G. Ruppel; Colorado State University)
Rhizopus_root_rot_1
Rhizopus root rot; three sugar beet roots (left), healthy root (right) (Earl G. Ruppel, USDA)
Rhizopus_wet_tip_rot
Rhizopus wet tip rot (E. G. Ruppel; Colorado State University)
Root_rot_1
Aphanomyces root rot lesions, sugar beet (C.L. Schneider, USDA)
Root_rot_2
Root rot, Pythium aphanidermatum (E.D. Whitney, USDA)
Roundup_injury_1
Glyphosate (roundup) injury, sugar beet (Edward E. Schweizer, USDA)
Ruptured_cyst_releasing_eggs
Ruptured cyst releasing eggs (E. G. Ruppel; Colorado State University)
Rust_1
Seedling rust aecial pustules, Puccinia subnitens (Earl G. Ruppel, USDA)
Scab_1
Scab, sugar beet root (E.D. Whitney, USDA)
Sclerotium_1
Mycelium and Sclerotia, Sclerotium rolfsii (C.L. Schneider, USDA)
Storage_rot_1
Storage rot, Penicillium claviforme (William M. Bugbee, USDA)
Storage_rot_2
Botrytis storage rot, gray spore masses (William M. Bugbee, USDA)
Sugarbeet_crown_gall
Sugarbeet crown gall (M. G. Boosalis; Colorado State University)
Sugarbeet_leaf_hopper_vector_of_CTV
Sugarbeet leaf hopper vector of CTV (E. G. Ruppel; Colorado State University)
Sugarbeet_savoy_disease
Sugarbeet savoy disease (E. G. Ruppel; Colorado State University)
Table_beet_and_spinach_red_rust
Table beet and spinach red rust (H. F. Schwartz; Colorado State University)
Table_beet_and_spinach_red_rust
Table beet and spinach red rust (H. F. Schwartz; Colorado State University)
Table_beet_and_spinach_red_rust
Table beet and spinach red rust (H. F. Schwartz; Colorado State University)
Tip_necrosis_due_to_bacterial_blight
Tip necrosis due to bacterial blight (E. G. Ruppel; Colorado State University)
Treflan_injury_3
Trifluralin injury (Treflan) gall-like growths (left, right), normal root (center) (Edward E. Schweizer, USDA)
Trifluralin_herbicide_damage
Trifluralin herbicide damage (E. G. Ruppel; Colorado State University)
Trifluralin_herbicide_residue_damage
Trifluralin herbicide residue damage (E. G. Ruppel; Colorado State University)
Uromyces_1
Uredial pustules beet rust on sugar beet, Uromyces betae (E.D. Whitney, USDA)
Uromyces_2
Urediospores, Uromyces betae (E.D. Whitney, USDA)
Verticillium_wilt
Verticillium wilt (E. G. Ruppel; Colorado State University)
Verticillium_wilt
Verticillium wilt (E. G. Ruppel; Colorado State University)
Verticillium_wilt
Verticillium wilt (E. G. Ruppel; Colorado State University)
Western_yellows_1
Beet western yellows (James E. Duffus, USDA)
Western_yellows_2
Beet western yellows virus resistant (left), susceptible sugar beet cultivars (right) (James E. Duffus, USDA)
Whitefly_1
Sweet-potato whitefly (James E. Duffus, USDA)
Whitish_deposits_from_root_aphids_on_roots
Whitish deposits from root aphids on roots (E. G. Ruppel; Colorado State University)
Wind_injury_1
Wind damage (E.D. Whitney, USDA)
Yellow_net_1
Beet yellow net (James E. Duffus, USDA)
Yellow_stunt_1
Beet yellow stunt (James E. Duffus, USDA)
Yellow_stunt_2
Beet yellow stunt virus leaf malformation (James E. Duffus, USDA)
Yellow_vein_1
Beet yellow vein (James E. Duffus, USDA)
Yellow_vein_2
Beet necrotic yellow vein virus, sugar beet roots (James E. Duffus, USDA)
Yellow_vein_3
Beet necrotic yellow vein virus, beet root cell (E.D. Whitney, USDA)
Yellows_virus_1
Virus yellows complex, sugar beet (James E. Duffus, USDA)