Compendium of Potato Diseases - (PDF, 101 mb) - USAID
Compendium of Potato Diseases - (PDF, 101 mb) - USAID
Compendium of Potato Diseases - (PDF, 101 mb) - USAID
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[follow heart, cause and symptoms. 13<br />
Iiratha)hi.%'ri..nioi 102<br />
Ihah.tsihe o).oh'un. stolbur vector, 93<br />
lirloc'hnt.,. weeRhi:octonia<br />
Igel-lange test. tuber indexing, 69<br />
Importance ol potato, worldwide. I<br />
Insect toxins. 93<br />
Internal net necrosis, 68<br />
Late blight<br />
cause and s"vnptorns 41)<br />
control. 42<br />
latcbrcaking ViMS.91<br />
I.cafrall<br />
non irus. I8<br />
,irus.e Itato lealroll virus<br />
I eat spots. 66<br />
Leak<br />
cause and s'm aiptonis. 38<br />
control. 39<br />
I .cticels. infection role. 4<br />
I.'Ip/t(U'toha tO sp.. lealspot from. 66<br />
Lesion nematodes, 99<br />
Lightning injury. 19<br />
Ioni tlri.% maoxmtin.. 94<br />
ihu'roltontna Iph wolt, charcoal rotcause.<br />
56<br />
.Mautro.q)tonielta .manb orai, 102<br />
,fac'roiitim etpIdiorliae, 1(12<br />
potato %irus M vector. 75<br />
Eapro.orittnta/wa. wes'.'IIrara %.lani<br />
lfarrte'e..la ilri.%, aster vellows vector. 93<br />
M:agnesium deficiency, symptoms, 24<br />
Manganese deliciency. symptoms. 26<br />
tIfelhha ~,gnt %pp.,94. 97<br />
.Ih'loit'ma sp., 94<br />
tit rEm'oat sp.. i healthy tubers. 33<br />
Milde%. we IPowders nildes,<br />
M rnt). 9<br />
Mitation. somatic, importance. 7<br />
ilticlta aerilia. black rotcaused bv. 51<br />
M\'cophrsmas. description. 91<br />
vcotrrhi/ae. 66<br />
,iticvelloila ('oncor. leafblotch caused<br />
by. 47<br />
.Iv:tu. spp., 102<br />
aE a/oanai'v. potato lealroll vector. 102<br />
pt'rvcae, 102<br />
potato leafroll vector. 68<br />
potato virus M vector. 75<br />
,Vattrhhtu ahtrrait.%, 94<br />
false root-knot cause. 98<br />
.asonewia lacticae, 102<br />
National Plant Quarantine Act. 104<br />
Nematicides, description, <strong>101</strong><br />
Nematodes<br />
cyst, description, 95 93<br />
rot o1,9<br />
table <strong>of</strong>, 94<br />
Neohiirus tenllu, sugar beet curly top<br />
vector. 90<br />
1cticfle.rs. 102<br />
Neolnenchs. ahulhow turu, 94<br />
Net necrosis, low temperature causing, 8<br />
Nitrogen,<br />
symptoms.<br />
requirements<br />
22, 23<br />
and deficiency<br />
Northern stolbur, 92<br />
Olpidiuat hrassicae,tobacco necrosis virus, 86<br />
Oasporaptistulans,see Poat'suitaluapurtsulans<br />
Ophiolafalvopictus,witches' broom vector, 92<br />
Oxygen requirements, tuber effect, 8<br />
Oxysporum wilt, .ee Fusarium wilts<br />
Ozone injury,symptoms, 20<br />
Parastolbur, 91<br />
124<br />
Paratrihtodoru. spp.. 94. <strong>101</strong><br />
tobacco rattle virus vector, 81<br />
Paratrio:a ockerelli,psyllid yellows cause. 93<br />
Parau'hir/et/ht. spp.. 94<br />
'ellicularia. %v' Rhi:octonia<br />
Pericotnia sp.. lealspots from, 66<br />
Pcroxyacetyl nitrate. injury trom. symptoms,<br />
20<br />
Phoma<br />
anlina,. leaf spot caused by, 47<br />
eXigua. gangrene caused by. 57<br />
Phoma leat %pot<br />
cause and synptoms, 47<br />
control, 47<br />
Phosphorus. requirements and deficiency. 23<br />
I'/topithora<br />
errltroeptima.pink rotfrom. 39<br />
in/ie.ani, late blight from. 41)<br />
Pink eye. symptoms. 32<br />
Pink rot<br />
cause and symptoms, 39<br />
control, 41<br />
Pleo.s)ora herhartmt. symptoms.46<br />
IPo/tr %ctta/to,Inituhtai, skin spot caused by.<br />
.7Rhopalosil)honinus<br />
Potassium deficiency, symptoms. 23<br />
<strong>Potato</strong><br />
cultivated types. 2<br />
flowers, fruits, stems, roots. 2<br />
impartance, worldwide, I<br />
tuber., .weITuber<br />
<strong>Potato</strong> aucuba mosaic virus<br />
control. 84<br />
symptoms. 84<br />
<strong>Potato</strong> cyst nematodes<br />
cause. 95<br />
contral, 96<br />
symptoms, 94<br />
<strong>Potato</strong> leafroll, control. 69<br />
<strong>Potato</strong> leafrall virus, symptoms, 68<br />
<strong>Potato</strong> mop-top virus<br />
control, 81<br />
symptoms. 79<br />
<strong>Potato</strong> rotnematodes<br />
control. 100<br />
symptoms, 100<br />
<strong>Potato</strong> spindle tuber viroid<br />
control. 90<br />
symptoms, 89<br />
<strong>Potato</strong> tuber blotch virus, 84<br />
<strong>Potato</strong> virus A<br />
control. 72<br />
symptoms, 71<br />
<strong>Potato</strong> virus G. 84<br />
<strong>Potato</strong> virus M<br />
control. 75<br />
symptoms. 74<br />
<strong>Potato</strong> virus S<br />
control. 76<br />
<strong>Potato</strong> symptoms, virus T 75<br />
control. 77<br />
symptoms, 77<br />
<strong>Potato</strong><br />
control.<br />
virus X,<br />
74<br />
72<br />
symptoms. 73<br />
Po.lnt.usvirus Po-<br />
Y<br />
co,trol, 71<br />
symptoms, 70<br />
<strong>Potato</strong><br />
Ptt<br />
yellow<br />
elwdafvrsSpoi<br />
dwarf virus<br />
control, 82<br />
symptoms, 82<br />
<strong>Potato</strong> yellow vein virus, symptoms, 86<br />
Powdery mildew<br />
cause, 43<br />
control, 43<br />
symptoms, 42<br />
Powdery scab, see Scab<br />
Pratylenchus spp., 94<br />
control, 100<br />
symptoms from, 99<br />
IPstioeonons sp.<br />
in healthy tubers. 33<br />
Ifuorescen., pink eye caused by, 32<br />
soatacearuin,brown rot caused by. 30<br />
F'syllid ycllows 93<br />
'uct'ciniapittieriana, rust caused by. 65<br />
Purple dwarf. 91<br />
purple top roll. 91<br />
Purple top wilt, 91<br />
Prthium spp.. leak caused by, 8, 38<br />
Rhi:octonia<br />
crovorun, 54<br />
oslani, black scurf caused by, 53<br />
Rhi"ctonia canker<br />
cause. 53<br />
control, 54<br />
symlptoms, 52<br />
R/i:opu.<br />
arrhizs. 52<br />
.stoloniftr,52<br />
Rhizopus s<strong>of</strong>t rot<br />
cause and symptoms. 52<br />
control. 52<br />
spp., 102<br />
Rto 1 wlosil)hu spp.. 102<br />
Rindite. 105<br />
Ring r)t<br />
brown rotcompared to, 29<br />
cause and symptoms.31<br />
Root-knot nematodes<br />
control. 98<br />
symptoms. 97<br />
Rosario. 98<br />
Rasellinia spp.. 5I<br />
Rosellinia black rot<br />
cause and symptoms, 51<br />
control, 52<br />
Roit'lenchulus spp.. 94<br />
Rot'nchu.s spp.. 94<br />
Rust<br />
common<br />
control. 65<br />
symptoms, 65<br />
deforming<br />
control. 66<br />
symptoms, 65<br />
Scab<br />
common<br />
cause and symptoms, 33<br />
control, 34<br />
powdery<br />
cause and symptoms, 35<br />
control, 36<br />
Scleracus.flavopictus, witches' broom vector,<br />
92<br />
Scleroractus spp.. witches' broom vectors, 92<br />
Sclerotinia<br />
bataticola, 56<br />
minor, 49<br />
selerotiorum, white mold caused by, 49<br />
Selerotium rolfrii, stem rot cause, 50<br />
Seed improvement programs. 105<br />
Seed treatment, tubers, 67<br />
Septoria leaf spot<br />
cause and symptoms, 46<br />
control, 46<br />
Storia h'coptr.<br />
yoesc<br />
it'i<br />
control, 46<br />
symptoms, 46<br />
Silver scurf, Helminthosporium solani<br />
causing, 54<br />
Skin spot<br />
cause and symptoms, 37<br />
control, 38<br />
Smut, Thecaphora causing, 63<br />
Sint'nthurodes hetae. 102<br />
Solanum<br />
acaaule. 73