Compendium of Potato Diseases - (PDF, 101 mb) - USAID

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[follow heart, cause and symptoms. 13 Iiratha)hi.%'ri..nioi 102 Ihah.tsihe o).oh'un. stolbur vector, 93 lirloc'hnt.,. weeRhi:octonia Igel-lange test. tuber indexing, 69 Importance ol potato, worldwide. I Insect toxins. 93 Internal net necrosis, 68 Late blight cause and s"vnptorns 41) control. 42 latcbrcaking ViMS.91 I.cafrall non irus. I8 ,irus.e Itato lealroll virus I eat spots. 66 Leak cause and s'm aiptonis. 38 control. 39 I .cticels. infection role. 4 I.'Ip/t(U'toha tO sp.. lealspot from. 66 Lesion nematodes, 99 Lightning injury. 19 Ioni tlri.% maoxmtin.. 94 ihu'roltontna Iph wolt, charcoal rotcause. 56 .Mautro.q)tonielta .manb orai, 102 ,fac'roiitim etpIdiorliae, 1(12 potato %irus M vector. 75 Eapro.orittnta/wa. wes'.'IIrara %.lani lfarrte'e..la ilri.%, aster vellows vector. 93 M:agnesium deficiency, symptoms, 24 Manganese deliciency. symptoms. 26 tIfelhha ~,gnt %pp.,94. 97 .Ih'loit'ma sp., 94 tit rEm'oat sp.. i healthy tubers. 33 Milde%. we IPowders nildes, M rnt). 9 Mitation. somatic, importance. 7 ilticlta aerilia. black rotcaused bv. 51 M\'cophrsmas. description. 91 vcotrrhi/ae. 66 ,iticvelloila ('oncor. leafblotch caused by. 47 .Iv:tu. spp., 102 aE a/oanai'v. potato lealroll vector. 102 pt'rvcae, 102 potato leafroll vector. 68 potato virus M vector. 75 ,Vattrhhtu ahtrrait.%, 94 false root-knot cause. 98 .asonewia lacticae, 102 National Plant Quarantine Act. 104 Nematicides, description, 101 Nematodes cyst, description, 95 93 rot o1,9 table of, 94 Neohiirus tenllu, sugar beet curly top vector. 90 1cticfle.rs. 102 Neolnenchs. ahulhow turu, 94 Net necrosis, low temperature causing, 8 Nitrogen, symptoms. requirements 22, 23 and deficiency Northern stolbur, 92 Olpidiuat hrassicae,tobacco necrosis virus, 86 Oasporaptistulans,see Poat'suitaluapurtsulans Ophiolafalvopictus,witches' broom vector, 92 Oxygen requirements, tuber effect, 8 Oxysporum wilt, .ee Fusarium wilts Ozone injury,symptoms, 20 Parastolbur, 91 124 Paratrihtodoru. spp.. 94. 101 tobacco rattle virus vector, 81 Paratrio:a ockerelli,psyllid yellows cause. 93 Parau'hir/et/ht. spp.. 94 'ellicularia. %v' Rhi:octonia Pericotnia sp.. lealspots from, 66 Pcroxyacetyl nitrate. injury trom. symptoms, 20 Phoma anlina,. leaf spot caused by, 47 eXigua. gangrene caused by. 57 Phoma leat %pot cause and synptoms, 47 control, 47 Phosphorus. requirements and deficiency. 23 I'/topithora errltroeptima.pink rotfrom. 39 in/ie.ani, late blight from. 41) Pink eye. symptoms. 32 Pink rot cause and symptoms, 39 control, 41 Pleo.s)ora herhartmt. symptoms.46 IPo/tr %ctta/to,Inituhtai, skin spot caused by. .7Rhopalosil)honinus Potassium deficiency, symptoms. 23 Potato cultivated types. 2 flowers, fruits, stems, roots. 2 impartance, worldwide, I tuber., .weITuber Potato aucuba mosaic virus control. 84 symptoms. 84 Potato cyst nematodes cause. 95 contral, 96 symptoms, 94 Potato leafroll, control. 69 Potato leafrall virus, symptoms, 68 Potato mop-top virus control, 81 symptoms. 79 Potato rotnematodes control. 100 symptoms, 100 Potato spindle tuber viroid control. 90 symptoms, 89 Potato tuber blotch virus, 84 Potato virus A control. 72 symptoms, 71 Potato virus G. 84 Potato virus M control. 75 symptoms. 74 Potato virus S control. 76 Potato symptoms, virus T 75 control. 77 symptoms, 77 Potato control. virus X, 74 72 symptoms. 73 Po.lnt.usvirus Po- Y co,trol, 71 symptoms, 70 Potato Ptt yellow elwdafvrsSpoi dwarf virus control, 82 symptoms, 82 Potato yellow vein virus, symptoms, 86 Powdery mildew cause, 43 control, 43 symptoms, 42 Powdery scab, see Scab Pratylenchus spp., 94 control, 100 symptoms from, 99 IPstioeonons sp. in healthy tubers. 33 Ifuorescen., pink eye caused by, 32 soatacearuin,brown rot caused by. 30 F'syllid ycllows 93 'uct'ciniapittieriana, rust caused by. 65 Purple dwarf. 91 purple top roll. 91 Purple top wilt, 91 Prthium spp.. leak caused by, 8, 38 Rhi:octonia crovorun, 54 oslani, black scurf caused by, 53 Rhi"ctonia canker cause. 53 control, 54 symlptoms, 52 R/i:opu. arrhizs. 52 .stoloniftr,52 Rhizopus soft rot cause and symptoms. 52 control. 52 spp., 102 Rto 1 wlosil)hu spp.. 102 Rindite. 105 Ring r)t brown rotcompared to, 29 cause and symptoms.31 Root-knot nematodes control. 98 symptoms. 97 Rosario. 98 Rasellinia spp.. 5I Rosellinia black rot cause and symptoms, 51 control, 52 Roit'lenchulus spp.. 94 Rot'nchu.s spp.. 94 Rust common control. 65 symptoms, 65 deforming control. 66 symptoms, 65 Scab common cause and symptoms, 33 control, 34 powdery cause and symptoms, 35 control, 36 Scleracus.flavopictus, witches' broom vector, 92 Scleroractus spp.. witches' broom vectors, 92 Sclerotinia bataticola, 56 minor, 49 selerotiorum, white mold caused by, 49 Selerotium rolfrii, stem rot cause, 50 Seed improvement programs. 105 Seed treatment, tubers, 67 Septoria leaf spot cause and symptoms, 46 control, 46 Storia h'coptr. yoesc it'i control, 46 symptoms, 46 Silver scurf, Helminthosporium solani causing, 54 Skin spot cause and symptoms, 37 control, 38 Smut, Thecaphora causing, 63 Sint'nthurodes hetae. 102 Solanum acaaule. 73
Irost tolerance in. 9 aniligena. 68 ,pp., comparison. 2 hacm'nxn. 71.72 dh'i'. Lum,. 71, 72 late blight resistance in. 42 .pecies comparison. 2 hybrids., diploid%, triploids. tetraploids, pentaploids. hexaploids. 2 kurtziatnm, 95 iultdjix.ieiUm. 95 pIhurea. spp. comparison. 2 ro.straint. potato virus S host. 76 spp.. comparison of. 2 .itenoloown, spp. comparison. 2 %Ioloniftrum. 71. 72 ilhero.sum, 68. 73. 76. 95 spp. comparison. 2 verner. 95 Southern bacterial wilt symptoms. 29 synonyms. 29 SlpondihlocdiOm atrovirens.55 .Spogotoora oi'tlterrawi~a powdery scab caused by, 35 quarantine lor. 104 Spraing. tobacco rattle virus causing. 80 Sprout coiled, cause and symptoms, 17 hair, cause. 18 Sprouting, internal, in storage. 17 Stem rot cause and symptoms. 50 control. 51 Stem streak necrosis, Mn toxicity causing. 26 Stem-end browning control. 22 symptoms. 22 .Semphrlilni atrum, symptoms. 46 hotr osum. symptoms, 46 con,ortiahl, symptoms. 46 StolhIJI, symptoms. 91 Strepionrces stahies. common scab caused by. 33 Stubby-root nematodes control, 101 symptoms. 101 Sugar beet curly top virus, 90 Sulfur deficiency. symptoms, 24 oxide, injury Irom, 21 Sinc/i'trium elohimi'um potato virus X vector. 73 qIa rantinc for. 10t4 wart caused by. 36 Tall types, genetic abnormality, 7 Temperature foliage affected by. 9 of soil. injury from. I1) tubers affected by, 8 77tanetephorus,see Rhi.Toctonia Thecaphora .solani, smut caused by. 64 77trips tahaci tobacco ringspot virus vector. 85 tomato spotted wilt vector. 87 lobacco black ring virus control. 86 symptoms. 85 Tobacco mosaic virus. 79 Tobacco necrosis virus, symptoms, 86 Tobacco rattle virus control. Kl symptoms. 80 Tobacco ringspot virus control. 85 symptoms, 84 Tomato big bud. 91 Tomato black ring virus cause and symptoms. 85 control. 86 Tomato spotted wilt virus control, 89 symptoms. 87 Toxins, insect. 93 Tricho(dorus spp.. 94 Prifiniti.6s. I01 tobacco rattle virus vector, 81 Tubers abrasions. 14 blotch. 84 bruising. 16 cracks. causes. 14 description. 3 greening and sunscald, 16 indexing, viruses, 69 respiration in storage, 5 rots, 66 secondary, field and stored, 17 seed treatment, 67 wound healing. 3 7Trenc'horhrnch spp.. 94 Uloclaiuim atrum, symptoms. 46 'onsortiale, symptoms. 46 Ulocladium blight. cause and symptoms, 46 Variation. see Genetic abnormalities Verticilliun, albo-atruin, wilt caused by. 62 dahliae, will caused by. 62 Verticillium wilt cause and symptoms. 62 control. 63 Violet root rot cause and symptoms. 54 control. 54 Virus diseases. 68 Wart cause and symptoms, 36 control. 37 Whet:elinasch'rotorunt. 49 White mold cause. 48 control, 50 symptoms. 49 Wildings. true and feathery, 7 Wilt, see Fusarium wilts and Verticillium wilt Wind injury. 19 Witches' broom. 79 control. 92 symptoms, 92 Wound healing, in tubers, 3 Xatthomonas sp., in healthy tubers, 33 Xiphinema spp., 94 anericantint, tobacco ringspot virus vector, 85 X.laria sp.. tuber rot from, 66 Yellow top, 91 Yield, worldwide. I Zinc deficiency, symptoms, 25 125
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, ,. ,o . ; , . o , . r. , -' .L ,
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Compendium of Potato Diseases W. J.
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In memory ofimy respected colleague
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Acknowledgments Planning Committee
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Introduction 1 Potato Disease 1 The
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A potato disease is an interaction
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Fig. 1.A, Lower portion of young po
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+q I B Fig 4. Natural openings in a
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Part I. Disease in the Absence of I
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more heavily in the vascular region
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the air temperature when tubers are
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iiO A B 'D C Fiq. 14 Second growth:
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identifying tissue bruised by black
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Internal Sprouting multiple sprouts
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conditions permits normal leaf deve
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Epidemiology Oxidant injury is pres
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sevritof stnting, chiorosis. loss o
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Selected Reference brown to bronze
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Part II. Disease in the Presence of
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should be planted on land with at l
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Control I) Use disease-free tubers
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FOI-SO M. D, and I. A. FRIEDMAN. )9
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Fungi Powdery Scab liberating powde
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Histopathology Sort of sporangia de
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any time but generally occurs late
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'40 ff .. . '1 f . ."L', . '1 .,. "
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A \, 2) Powdery mildew is rarely a
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R., Inst.. Kew. Surrey. ngland. 609
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TORRES, H.. E. R. FRENCH, and I.. W
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d AC D A 0 Fig 53 Gray mold. A, Bot
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strands of pigmented hyphae. Sclero
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tuber malformation. Roots are also
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1. Giant-hill plants, taller than n
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13. Bacterial soft rot. Erwinia car
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24. Wart. Synchytrium endobioticum
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34. Pleospora herbarum (Stemphylium
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44. Charcoal rot. Macrophomina phas
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55. Leafroll virus. Current season
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67. Mop-top virus. Primary tuber 68
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77. Aster yellows mycoplasma sympto
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Symptoms Small, localized, light br
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obovoid, and 14-30 X 5-10 pm. Pycni
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invaders through the IFusarium lesi
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necrosis extending into the tuber t
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do not survive drying. Both species
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cauisal. Tesis Magister Scientiae e
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penetration, and subsequent disease
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have been demonstrated, including t
Page 97 and 98: In P..floridana,strains of PVY" and
Page 99 and 100: infects certain comnie,-cial stocks
Page 101 and 102: cytoplasm of infected potato cells
Page 103 and 104: WETTER, C. 1971. Potato virus S. No
Page 105 and 106: 3) Resistance has not been identifi
Page 107 and 108: nm), which do code for coat protein
Page 109 and 110: Symptoms AMV may induce Other predo
Page 111 and 112: Disease Cycle I)escriptions of Plan
Page 113 and 114: Selected References KASSANIS, B. 19
Page 115 and 116: Control 1)Avoid locations in wkhich
Page 117 and 118: The "yellows" types of disease, cha
Page 119 and 120: modifying cultural practices and by
Page 121 and 122: immature females in the white or ye
Page 123 and 124: l.aboratory, Control. and Quarantin
Page 125 and 126: They attack many major crops in the
Page 127 and 128: infested areas of North America sev
Page 129 and 130: antennal tb l tuberce u antenna eye
Page 131 and 132: carbon tetrachloride, applied at th
Page 133 and 134: Diagnostic Microbial Structures Scl
Page 135 and 136: Surface and or interior Shades of g
Page 137 and 138: Equivalent Names of Potato Diseases
Page 139 and 140: Common Name Causal Factor Other Nam
Page 141 and 142: Common Name Causal Factor Other Nam
Page 143 and 144: coalesce-union of similar structure
Page 145 and 146: many days following removal of the
Page 147: Index Abrasions, tuber surfaces. 14
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