List of wheat diseases

List of wheat diseases

This article is a list of diseases of wheat (Triticum spp.) grouped by causative agent.

Bacterial diseases

Bacterial diseases
Bacterial leaf blight
Bacterial mosaic
Bacterial sheath rot
Basal glume rot
Black chaff = bacterial streak
Pink seed
  • Erwinia rhapontici
Spike blight = gummosis
  • Rathayibacter tritici
    • Clavibacter tritici
    • Corynebacterium michiganense pv. tritici
  • Clavibacter iranicus

Fungal diseases

Fungal diseases
Alternaria leaf blight[1]
Anthracnose
Ascochyta leaf spot
Aureobasidium decay
Black head molds = sooty molds
Black point = kernel smudge associated with fungal infection, primarily:[2]
Cephalosporium stripe
Common bunt = stinking smut
Common root rot
Cottony snow mold
Crown rot = foot rot, seedling blight, dryland root rot
Dilophospora leaf spot = twist
Downy mildew = crazy top
Dwarf bunt
Ergot
Eyespot = foot rot, strawbreaker
False eyespot
Flag smut
Foot rot = dryland foot rot
Halo spot
Karnal bunt = partial bunt
Leaf rust = brown rust
Leptosphaeria leaf spot
Loose smut
Microscopica leaf spot
Phoma spot
Pink snow mold = Fusarium patch
Platyspora leaf spot
Powdery mildew
Pythium root rot
Rhizoctonia root rot
Ring spot = Wirrega blotch
Scab = head blight = Fusarium head blight (FHB)[3]
Sclerotinia snow mold = snow scald
Sclerotium wilt (see Southern blight)
Septoria blotch[4]
Sharp eyespot
Snow rot
Southern blight = Sclerotium base rot
Speckled snow mold = gray snow mold or Typhula blight
Spot blotch
Stagonospora blotch[4]
Stem rust = black rust
Storage molds
Stripe rust = yellow rust
Take-all
Tan spot = yellow leaf spot, red smudge
Tar spot
Wheat Blast
Zoosporic root rot

Viral diseases

Viral diseases
African cereal streak see Maize streak
Agropyron mosaic genus Rymovirus, Agropyron mosaic virus (AgMV)
Australian wheat striate mosaic see Chloris striate mosaic
Barley stripe mosaic genus Hordeivirus, Barley stripe mosaic virus (BSMV)
Barley yellow dwarf genus Luteovirus, Barley yellow dwarf virus (BYDV)
Barley yellow streak mosaic Barley yellow streak mosaic virus
Barley yellow striate mosaic genus Cytorhabdovirus, Barley yellow striate mosaic virus (BYSMV)
Barley yellow stripe see Barley stripe mosaic
Brome mosaic genus Bromovirus, Brome mosaic virus (BMV)
Cereal northern mosaic genus Cytorhabdovirus, Cereal northern mosaic virus (NCMV)
Cereal tillering Cereal tillering virus
Chloris striate mosaic genus Monogeminivirus, Chloris striate mosaic virus (CSMV)
Cocksfoot mottle genus Sobemovirus, Cocksfoot mottle virus (CoMV)
Eastern wheat striate Eastern wheat striate virus
Enanismo Probable virus or phytoplasma
High plains disease Probable virus. Vectored by wheat curl mite, Aceria tosichella
Maize streak genus Monogeminivirus, Maize streak virus (MSV)
Northern cereal mosaic genus Cytorhabdovirus, Cereal northern mosaic virus (NCMV)
Oat sterile dwarf genus Fijivirus, Oat sterile dwarf virus (OSDV)
Rice black-streaked dwarf genus Fijivirus, Rice black-streaked dwarf virus (RBSDV)
Rice hoja blanca genus Tenuivirus, Rice hoja blanca virus (RHBV)
Russian winter wheat mosaic genus Cytorhabdovirus, Russian winter wheat mosaic virus (WWRMV)
Seedborne wheat yellows Seedborne wheat yellows viroid
Tobacco mosaic genus Tobamovirus, Tobacco mosaic virus (TMV)
Wheat American striate mosaic genus Nucleorhabdovirus, Wheat American striate mosaic virus (WASMV)
Wheat chlorotic streak = Wheat chlorotic streak mosaic see Barley yellow striate mosaic
Wheat dwarf genus Monogeminivirus, Wheat dwarf virus (WDV)
Wheat European striate mosaic genus Tenuivirus, Wheat European striate mosaic virus (EWSMV)
genus Emaravirus, Wheat mosaic virus (WMoV)
Wheat rosette stunt see Cereal northern mosaic
Wheat soilborne mosaic genus Furovirus, Wheat soil-borne mosaic virus (SBWMV)
Wheat soilborne yellow mosaic Wheat soil-borne yellow mosaic virus
Wheat spindle streak mosaic a strain of Wheat yellow mosaic virus
Wheat spot mosaic Probable virus or phytoplasma
Wheat streak mosaic genus Tritimovirus, Wheat streak mosaic virus (WSMV)
Wheat striate mosaic see Wheat American striate mosaic
Wheat yellow leaf genus Closterovirus, Wheat yellow leaf virus (WYLV)
Wheat yellow mosaic Wheat yellow mosaic virus = Wheat spindle streak mosaic virus

Phytoplasmal diseases

Phytoplasmal diseases
Aster yellows Aster yellows phytoplasma

Nematodes, parasitic

Nematodes, parasitic
Cereal cyst nematode[5] Heterodera avenae
Grass cyst nematode Punctodera punctata
Root gall nematode Subanguina spp.
Root-knot nematode[5] Meloidogyne spp.
  • Meloidogyne naasi
  • Meloidogyne chitwoodi
Seed gall = ear-cockle nematode = wheat gall nematode[5] Anguina tritici

References


-- Module:Hatnote -- -- -- -- This module produces hatnote links and links to related articles. It -- -- implements the and meta-templates and includes -- -- helper functions for other Lua hatnote modules. --


local libraryUtil = require('libraryUtil') local checkType = libraryUtil.checkType local mArguments -- lazily initialise Module:Arguments local yesno -- lazily initialise Module:Yesno

local p = {}


-- Helper functions


local function getArgs(frame) -- Fetches the arguments from the parent frame. Whitespace is trimmed and -- blanks are removed. mArguments = require('Module:Arguments') return mArguments.getArgs(frame, {parentOnly = true}) end

local function removeInitialColon(s) -- Removes the initial colon from a string, if present. return s:match('^:?(.*)') end

function p.findNamespaceId(link, removeColon) -- Finds the namespace id (namespace number) of a link or a pagename. This -- function will not work if the link is enclosed in double brackets. Colons -- are trimmed from the start of the link by default. To skip colon -- trimming, set the removeColon parameter to true. checkType('findNamespaceId', 1, link, 'string') checkType('findNamespaceId', 2, removeColon, 'boolean', true) if removeColon ~= false then link = removeInitialColon(link) end local namespace = link:match('^(.-):') if namespace then local nsTable = mw.site.namespaces[namespace] if nsTable then return nsTable.id end end return 0 end

function p.formatPages(...) -- Formats a list of pages using formatLink and returns it as an array. Nil -- values are not allowed. local pages = {...} local ret = {} for i, page in ipairs(pages) do ret[i] = p._formatLink(page) end return ret end

function p.formatPageTables(...) -- Takes a list of page/display tables and returns it as a list of -- formatted links. Nil values are not allowed. local pages = {...} local links = {} for i, t in ipairs(pages) do checkType('formatPageTables', i, t, 'table') local link = t[1] local display = t[2] links[i] = p._formatLink(link, display) end return links end

function p.makeWikitextError(msg, helpLink, addTrackingCategory) -- Formats an error message to be returned to wikitext. If -- addTrackingCategory is not false after being returned from -- Module:Yesno, and if we are not on a talk page, a tracking category -- is added. checkType('makeWikitextError', 1, msg, 'string') checkType('makeWikitextError', 2, helpLink, 'string', true) yesno = require('Module:Yesno') local title = mw.title.getCurrentTitle() -- Make the help link text. local helpText if helpLink then helpText = ' (help)' else helpText = end -- Make the category text. local category if not title.isTalkPage and yesno(addTrackingCategory) ~= false then category = 'Hatnote templates with errors' category = string.format( '%s:%s', mw.site.namespaces[14].name, category ) else category = end return string.format( '%s', msg, helpText, category ) end


-- Format link -- -- Makes a wikilink from the given link and display values. Links are escaped -- with colons if necessary, and links to sections are detected and displayed -- with " § " as a separator rather than the standard MediaWiki "#". Used in -- the template.


function p.formatLink(frame) local args = getArgs(frame) local link = args[1] local display = args[2] if not link then return p.makeWikitextError( 'no link specified', 'Template:Format hatnote link#Errors', args.category ) end return p._formatLink(link, display) end

function p._formatLink(link, display) -- Find whether we need to use the colon trick or not. We need to use the -- colon trick for categories and files, as otherwise category links -- categorise the page and file links display the file. checkType('_formatLink', 1, link, 'string') checkType('_formatLink', 2, display, 'string', true) link = removeInitialColon(link) local namespace = p.findNamespaceId(link, false) local colon if namespace == 6 or namespace == 14 then colon = ':' else colon = end -- Find whether a faux display value has been added with the | magic -- word. if not display then local prePipe, postPipe = link:match('^(.-)|(.*)$') link = prePipe or link display = postPipe end -- Find the display value. if not display then local page, section = link:match('^(.-)#(.*)$') if page then display = page .. ' § ' .. section end end -- Assemble the link. if display then return string.format('%s', colon, link, display) else return string.format('%s%s', colon, link) end end


-- Hatnote -- -- Produces standard hatnote text. Implements the template.


function p.hatnote(frame) local args = getArgs(frame) local s = args[1] local options = {} if not s then return p.makeWikitextError( 'no text specified', 'Template:Hatnote#Errors', args.category ) end options.extraclasses = args.extraclasses options.selfref = args.selfref return p._hatnote(s, options) end

function p._hatnote(s, options) checkType('_hatnote', 1, s, 'string') checkType('_hatnote', 2, options, 'table', true) local classes = {'hatnote'} local extraclasses = options.extraclasses local selfref = options.selfref if type(extraclasses) == 'string' then classes[#classes + 1] = extraclasses end if selfref then classes[#classes + 1] = 'selfref' end return string.format( '
%s
', table.concat(classes, ' '), s )

end

return p-------------------------------------------------------------------------------- -- Module:Hatnote -- -- -- -- This module produces hatnote links and links to related articles. It -- -- implements the and meta-templates and includes -- -- helper functions for other Lua hatnote modules. --


local libraryUtil = require('libraryUtil') local checkType = libraryUtil.checkType local mArguments -- lazily initialise Module:Arguments local yesno -- lazily initialise Module:Yesno

local p = {}


-- Helper functions


local function getArgs(frame) -- Fetches the arguments from the parent frame. Whitespace is trimmed and -- blanks are removed. mArguments = require('Module:Arguments') return mArguments.getArgs(frame, {parentOnly = true}) end

local function removeInitialColon(s) -- Removes the initial colon from a string, if present. return s:match('^:?(.*)') end

function p.findNamespaceId(link, removeColon) -- Finds the namespace id (namespace number) of a link or a pagename. This -- function will not work if the link is enclosed in double brackets. Colons -- are trimmed from the start of the link by default. To skip colon -- trimming, set the removeColon parameter to true. checkType('findNamespaceId', 1, link, 'string') checkType('findNamespaceId', 2, removeColon, 'boolean', true) if removeColon ~= false then link = removeInitialColon(link) end local namespace = link:match('^(.-):') if namespace then local nsTable = mw.site.namespaces[namespace] if nsTable then return nsTable.id end end return 0 end

function p.formatPages(...) -- Formats a list of pages using formatLink and returns it as an array. Nil -- values are not allowed. local pages = {...} local ret = {} for i, page in ipairs(pages) do ret[i] = p._formatLink(page) end return ret end

function p.formatPageTables(...) -- Takes a list of page/display tables and returns it as a list of -- formatted links. Nil values are not allowed. local pages = {...} local links = {} for i, t in ipairs(pages) do checkType('formatPageTables', i, t, 'table') local link = t[1] local display = t[2] links[i] = p._formatLink(link, display) end return links end

function p.makeWikitextError(msg, helpLink, addTrackingCategory) -- Formats an error message to be returned to wikitext. If -- addTrackingCategory is not false after being returned from -- Module:Yesno, and if we are not on a talk page, a tracking category -- is added. checkType('makeWikitextError', 1, msg, 'string') checkType('makeWikitextError', 2, helpLink, 'string', true) yesno = require('Module:Yesno') local title = mw.title.getCurrentTitle() -- Make the help link text. local helpText if helpLink then helpText = ' (help)' else helpText = end -- Make the category text. local category if not title.isTalkPage and yesno(addTrackingCategory) ~= false then category = 'Hatnote templates with errors' category = string.format( '%s:%s', mw.site.namespaces[14].name, category ) else category = end return string.format( '%s', msg, helpText, category ) end


-- Format link -- -- Makes a wikilink from the given link and display values. Links are escaped -- with colons if necessary, and links to sections are detected and displayed -- with " § " as a separator rather than the standard MediaWiki "#". Used in -- the template.


function p.formatLink(frame) local args = getArgs(frame) local link = args[1] local display = args[2] if not link then return p.makeWikitextError( 'no link specified', 'Template:Format hatnote link#Errors', args.category ) end return p._formatLink(link, display) end

function p._formatLink(link, display) -- Find whether we need to use the colon trick or not. We need to use the -- colon trick for categories and files, as otherwise category links -- categorise the page and file links display the file. checkType('_formatLink', 1, link, 'string') checkType('_formatLink', 2, display, 'string', true) link = removeInitialColon(link) local namespace = p.findNamespaceId(link, false) local colon if namespace == 6 or namespace == 14 then colon = ':' else colon = end -- Find whether a faux display value has been added with the | magic -- word. if not display then local prePipe, postPipe = link:match('^(.-)|(.*)$') link = prePipe or link display = postPipe end -- Find the display value. if not display then local page, section = link:match('^(.-)#(.*)$') if page then display = page .. ' § ' .. section end end -- Assemble the link. if display then return string.format('%s', colon, link, display) else return string.format('%s%s', colon, link) end end


-- Hatnote -- -- Produces standard hatnote text. Implements the template.


function p.hatnote(frame) local args = getArgs(frame) local s = args[1] local options = {} if not s then return p.makeWikitextError( 'no text specified', 'Template:Hatnote#Errors', args.category ) end options.extraclasses = args.extraclasses options.selfref = args.selfref return p._hatnote(s, options) end

function p._hatnote(s, options) checkType('_hatnote', 1, s, 'string') checkType('_hatnote', 2, options, 'table', true) local classes = {'hatnote'} local extraclasses = options.extraclasses local selfref = options.selfref if type(extraclasses) == 'string' then classes[#classes + 1] = extraclasses end if selfref then classes[#classes + 1] = 'selfref' end return string.format( '
%s
', table.concat(classes, ' '), s )

end

return p
  1. ^
  2. ^
  3. ^
  4. ^ a b
  5. ^ a b c

External links

Further reading

  • , earlier but more detail