List of maize diseases
Encyclopedia

Bacterial diseases

Bacterial diseases
Bacterial leaf blight and stalk rot
Pseudomonas avenae subsp. avenae
Bacterial leaf spot
Xanthomonas campestris
Xanthomonas campestris
Xanthomonas campestris is a bacterial species that causes a variety of plant diseases. Available from the NCPPB,and other international Culture collections such as ICMP, ATCC, and LMG in a purified form, it is used in the commercial production of a high-molecular-weight polysaccharide - xanthan...

 pv. holcicola
Bacterial stalk rot Enterobacter dissolvens = Erwinia dissolvens
Bacterial stalk and top rot
Erwinia carotovora
Erwinia carotovora
Pectobacterium carotovorum is a bacterium of the family Enterobacteriaceae, which is a plant pathogen with a diverse host range. It causes soft rot and blackleg of potato and vegetables as well as slime flux on many different tree species....

 subsp. carotovora

Erwinia chrysanthemi pv. zeae
Bacterial stripe
Pseudomonas andropogonis
Chocolate spot
Pseudomonas syringae
Pseudomonas syringae
Pseudomonas syringae is a rod shaped, Gram-negative bacterium with polar flagella. It is a plant pathogen which can infect a wide range of plant species, and exists as over 50 different pathovars, all of which are available to legitimate researches via international culture collections such as the...

 pv. coronafaciens
Goss's bacterial wilt and blight (leaf freckles and wilt)
Clavibacter michiganensis
Clavibacter michiganensis
Clavibacter michiganensis is an aerobic non-sporulating Gram-positive plant pathogenic actinomycete that currently constitutes the only species within the genus Clavibacter. The other former Clavibacter species have been reclassified to genera Leifsonia, Rathayibacter and Curtobacterium...

 subsp. nebraskensis Corynebacterium michiganense pv. nebraskense
Holcus spot
Pseudomonas syringae
Pseudomonas syringae
Pseudomonas syringae is a rod shaped, Gram-negative bacterium with polar flagella. It is a plant pathogen which can infect a wide range of plant species, and exists as over 50 different pathovars, all of which are available to legitimate researches via international culture collections such as the...

 pv. syringae van Hall
Purple leaf sheath
Hemiparasitic bacteria
Seed rot-seedling blight
Bacillus subtilis
Bacillus subtilis
Bacillus subtilis, known also as the hay bacillus or grass bacillus, is a Gram-positive, catalase-positive bacterium commonly found in soil. A member of the genus Bacillus, B. subtilis is rod-shaped, and has the ability to form a tough, protective endospore, allowing the organism to tolerate...

Stewart's disease (bacterial wilt)
Stewart's Wilt
Stewart's Wilt is a serious bacterial disease of corn caused by the bacterium Pantoea stewartii. This bacterium affects plants, particularly types of maize or corn such as sweet, flint, dent, flower and popcorn. The disease is also known as bacterial wilt or bacterial leaf blight and has shown...


Erwinia stewartii
Corn stunt (achapparramiento, maize stunt, Mesa Central or Rio Grande maize stunt)
Spiroplasma kunkelii

Fungal diseases

Fungal diseases
Anthracnose leaf blight

Anthracnose stalk rot
Colletotrichum graminicola
Glomerella graminicola
Glomerella graminicola is a fungus which causes anthracnose many cereal species including maize and wheat.- Identification :Stromata* 70-300 μm in diameter...



Glomerella graminicola
Glomerella graminicola
Glomerella graminicola is a fungus which causes anthracnose many cereal species including maize and wheat.- Identification :Stromata* 70-300 μm in diameter...

 [teleomorph]

Glomerella tucumanensis
Glomerella tucumanensis
Glomerella tucumanensis is a plant pathogen.- External links :* * -References:Duttamajumder, S.K. 2008. Red rot of Sugarcane.IISR, Lucknow, 171pp. www.iisr.nic.in...



Glomerella falcatum [anamorph]
Aspergillus ear and kernel rot Aspergillus flavus
Aspergillus flavus
Aspergillus flavus is a fungus. It is a common mold in the environment, and can cause storage problems in stored grains. It can also be a human pathogen, associated with aspergillosis of the lungs and sometimes causing corneal, otomycotic, and nasoorbital infections. Many strains produce...

Banded leaf and sheath spot Rhizoctonia solani
Rhizoctonia solani
Rhizoctonia solani is a plant pathogenic fungus with a wide host range and worldwide distribution. This plant pathogen was discovered more than 100 years ago. Rhizoctonia solani frequently exists as thread-like growth on plants or in culture. Asexual spores are not produced, only the sexual stage...

 = Rhizoctonia microsclerotia

Thanatephorus cucumeris [teleomorph]
Black bundle disease Acremonium strictum
Acremonium strictum
Acremonium strictum is a plant, animal, and human pathogen. The genus Acremonium contains around 100 species, most of which are saprophytic, being isolated from dead plant material and soil. Some species cause disease in man and animals, causing mycetoma, onychomycosis, and hyalohyphomycosis...

 = Cephalosporium acremonium
Black kernel rot Lasiodiplodia theobromae
Lasiodiplodia theobromae
Lasiodiplodia theobromae is a plant pathogen with a very wide host range. It causes rotting and dieback in most species it infects. On rare occasions it has been found to cause Fungal keratitis. It is a common post harvest fungus disease of citrus known as stem-end rot.- External links :* *...

 = Botryodiplodia theobromae
Borde blanco Marasmiellus
Marasmiellus
Marasmiellus is a genus of fungus in the Marasmiaceae family of mushrooms. The widespread genus, circumscribed by American mycologist William Murrill in 1915, contains about 250 species.The name comes from the Greek marasmus meaning wasting....

 sp.
Brown spot

Black spot

Stalk rot
Physoderma maydis
Cephalosporium kernel rot Acremonium strictum
Acremonium strictum
Acremonium strictum is a plant, animal, and human pathogen. The genus Acremonium contains around 100 species, most of which are saprophytic, being isolated from dead plant material and soil. Some species cause disease in man and animals, causing mycetoma, onychomycosis, and hyalohyphomycosis...

 = Cephalosporium acremonium
Charcoal rot Macrophomina phaseolina
Macrophomina phaseolina
Macrophomina phaseolina is a Botryosphaeriaceae fungus that is a plant pathogen that causes charcoal rot on many plant species including Zea mays and Pinus elliottii.- External links :* *...

Corticium ear rot Thanatephorus cucumeris = Corticium sasakii
Curvularia leaf spot Curvularia clavata

Curvularia eragrostidis = Curvularia maculans

Cochliobolus eragrostidis [teleomorph]

Curvularia inaequalis 

Curvularia intermedia 

Cochliobolus intermedius [teleomorph]

Curvularia lunata

Cochliobolus lunatus
Cochliobolus lunatus
Cochliobolus lunatus is a fungal plant pathogen.- External links :* *...

 [teleomorph]

Curvularia pallescens

Cochliobolus pallescens [teleomorph]

Curvularia senegalensis
Curvularia senegalensis
Curvularia senegalensis is a plant pathogen.- External links :* *...

 

Curvularia tuberculata 

Cochliobolus tuberculatus
Cochliobolus tuberculatus
Cochliobolus tuberculatus is a plant pathogen.- External links :* *...

 [teleomorph]
Didymella leaf spot Didymella exitalis
Diplodia ear rot and stalk rot Diplodia frumenti

Botryosphaeria festucae [teleomorph]
Diplodia ear rot

Stalk rot

Seed rot

Seedling blight
Diplodia maydis
Diplodia leaf spot or leaf streak Stenocarpella macrospora = Diplodia macrospora
Downy mildews
Brown stripe downy mildew Sclerophthora rayssiae
Sclerophthora rayssiae
Sclerophthora rayssiae is a plant pathogen.- External links :* *...

Crazy top downy mildew Sclerophthora macrospora
Sclerophthora macrospora
Sclerophthora macrospora is a plant pathogen.- External links :**...

 = Sclerospora macrospora
Green ear downy mildew

Graminicola downy mildew
Sclerospora graminicola
Sclerospora graminicola
Sclerospora graminicola is a plant pathogen.- External links :* *...

Java downy mildew Peronosclerospora maydis = Sclerospora maydis
Philippine downy mildew Peronosclerospora philippinensis = Sclerospora philippinensis
Sorghum downy mildew Peronosclerospora sorghi
Peronosclerospora sorghi
Peronosclerospora sorghi is a plant pathogen.- External links :* *...

 = Sclerospora sorghi
Spontaneum downy mildew Peronosclerospora spontanea = Sclerospora spontanea
Sugarcane downy mildew Peronosclerospora sacchari
Peronosclerospora sacchari
Peronosclerospora sacchari is a plant pathogen.- External links :* *...

 = Sclerospora sacchari
...
Dry ear rot

Cob, kernel and stalk rot
Nigrospora oryzae

Khuskia oryzae
Khuskia oryzae
Khuskia oryzae is a plant pathogen.- External links :* * *...

 [teleomorph]
Ear rots, minor Alternaria alternata
Alternaria alternata
Alternaria alternata has been recorded causing leaf spot and other diseases on over 380 host species. It is opportunistic pathogen on numerous hosts causing leaf spots, rots and blights on many plant parts...

 = Alternaria tenuis

Aspergillus glaucus

Aspergillus niger
Aspergillus niger
Aspergillus niger is a fungus and one of the most common species of the genus Aspergillus. It causes a disease called black mold on certain fruits and vegetables such as grapes, onions, and peanuts, and is a common contaminant of food...



Aspergillus
Aspergillus
Aspergillus is a genus consisting of several hundred mold species found in various climates worldwide. Aspergillus was first catalogued in 1729 by the Italian priest and biologist Pier Antonio Micheli...

 spp.

Botrytis cinerea
Botrytis cinerea
Botrytis cinerea is a necrotrophic fungus that affects many plant species, although its most notable hosts may be wine grapes. In viticulture, it is commonly known as botrytis bunch rot; in horticulture, it is usually called grey mould or gray mold.The fungus gives rise to two different kinds of...



Botryotinia fuckeliana
Botryotinia fuckeliana
Botryotinia fuckeliana is a plant pathogen, and the causal agent of gray mold disease.The specific epithet was named by mycologist Heinrich Anton de Bary in honor of another mycologist, Karl Wilhelm Gottlieb Leopold Fuckel....

 [teleomorph]

Cunninghamella
Cunninghamella
Cunninghamella is a genus of fungus in the Mucorales order, and the family Cunninghamellaceae. Members of this genus are often used in studies investigating the metabolism of drugs, because these species metabolize a wide range of drugs in manners similar to mammalian enzyme systems...

 sp.

Curvularia pallescens

Doratomyces stemonitis = Cephalotrichum stemonitis

Fusarium culmorum
Fusarium culmorum
Fusarium culmorum is a plant pathogen and the causal agent of seedling blight, foot rot, ear blight, stalk rot, common root rot and other diseases of cereals, grasses, and a wide variety of monocots and dicots. In coastal dunegrass , F. culmorum is a non-pathogenic symbiont conferring both salt...



Gonatobotrys simplex

Pithomyces maydicus

Rhizopus microsporus

Rhizopus stolonifer = Rhizopus nigricans
Rhizopus nigricans
Rhizopus nigricans is a fungus commonly known as bread mold and is the most common species of Rhizopus. It is found on old food and in soils and even in children's sandboxes. The genus contains some 50 species and bread mold is sometimes confused with species of Mucor or other species of Rhizopus...



Scopulariopsis brumptii
Ergot

Horse's tooth
Claviceps gigantea

Sphacelia sp. [anamorph]
Eyespot Aureobasidium zeae = Kabatiella zeae
Fusarium ear and stalk rot Fusarium subglutinans
Fusarium subglutinans
Fusarium subglutinans is a fungal plant pathogen.-Taxonomy:Fusarium subglutinans is the anamorph of Gibberella fujikuroi.Fusarium strains in the Gibberella fujikuroi species complex cause diseases in a number of economically important plants. DNA sequencing data reveals the presence of two major...

 = Fusarium moniliforme
Fusarium kernel, root and stalk rot, seed rot and seedling blight Fusarium moniliforme
Gibberella fujikuroi
Gibberella fujikuroi
Gibberella fujikuroi is a fungal plant pathogen. It causes bakanae disease in rice seedlings, by overloading them with the phytohormone gibberellin as its own metabolic byproduct.- External links :* * *...

 [teleomorph]
Fusarium stalk rot

Seedling root rot
Fusarium avenaceum

Gibberella avenacea
Gibberella avenacea
Gibberella avenacea is a plant pathogen.- External links :* *...

 [teleomorph]
Gibberella ear and stalk rot Gibberella zeae
Gibberella zeae
Gibberella zeae, also known by the name of its anamorph Fusarium graminearum, is a plant pathogen which causes the wheat headblight disease. Fusarium head blight is a devastating disease on wheat and barley. The pathogen is responsible for billions of dollars in economic losses worldwide each year...



Fusarium graminearum [anamorph]
Gray ear rot Botryosphaeria zeae = Physalospora zeae

Macrophoma zeae [anamorph]
Gray leaf spot
Cercospora leaf spot
Cercospora sorghi
Cercospora sorghi
Cercospora sorghi is a fungal plant pathogen.- External links :*...

 = Cercospora sorghi
Cercospora sorghi
Cercospora sorghi is a fungal plant pathogen.- External links :*...



Cercospora zeae-maydis
Helminthosporium root rot Exserohilum pedicellatum = Helminthosporium pedicellatum

Setosphaeria pedicellata [teleomorph]
Hormodendrum ear rot

Cladosporium rot
Cladosporium cladosporioides
Cladosporium cladosporioides
Cladosporium cladosporioides is a fungal plant pathogen that affects wheat. It is the source of the series of chemical compounds known as calphostins.- External links :* *...

 = Hormodendrum cladosporioides

Cladosporium herbarum
Cladosporium herbarum
Cladosporium herbarum is a fungal plant pathogen. Its hosts include Bryum, Buxbaumia, Gyroweissia, Tortula, and Dicranella.- External links :**...



Mycosphaerella tassiana [teleomorph]
Hyalothyridium leaf spot Hyalothyridium maydis
Late wilt Cephalosporium maydis
Leaf spots, minor Alternaria alternata
Alternaria alternata
Alternaria alternata has been recorded causing leaf spot and other diseases on over 380 host species. It is opportunistic pathogen on numerous hosts causing leaf spots, rots and blights on many plant parts...

 

Ascochyta maydis 

Ascochyta tritici
Ascochyta tritici
Ascochyta tritici is a fungal plant pathogen that causes Ascochyta leaf spot on barley, wheat and maize.- External links :* *...

 

Ascochyta zeicola 

Bipolaris victoriae = Helminthosporium victoriae 

Cochliobolus victoriae
Cochliobolus victoriae
Cochliobolus victoriae is a fungal plant pathogen. It caused the disease called "victoria blight" affecting oats and similar grains.- External links :* *...

 [teleomorph]

Cochliobolus sativus
Cochliobolus sativus
The fungus Cochliobolus sativus is the teleomorph of Bipolaris sorokiniana which is the causal agent of a wide variety of cereal diseases. The pathogen can infect and cause disease on the root , leaf and stem, and head tissue...

 

Bipolaris sorokiniana [anamorph] = Helminthosporium sorokinianum = H. sativum

Epicoccum nigrum
Epicoccum nigrum
Epicoccum nigrum is a species of fungus. A plant pathogen, it is widespread fungus which produces colored pigments that can be used as antifungal agents against other pathogenic fungi....

 

Exserohilum prolatum = Drechslera prolata 

Setosphaeria prolata [teleomorph]

Graphium penicillioides 

Leptosphaeria maydis 

Leptothyrium zeae 

Ophiosphaerella herpotricha 

Scolecosporiella sp. [anamorph]

Paraphaeosphaeria michotii 

Phoma
Phoma
Phoma is a genus of common coelomycetous soil fungi. It contains many plant pathogenic species. About 140 Phoma taxa have been defined and recognized which may be divided into two large groups: plurivorous fungi, generally saprobic or weakly parasitic, mainly from temperate regions in Eurasia, but...

 sp.

Septoria zeae 

Septoria zeicola 

Septoria zeina 
Northern corn leaf blight

White blast

Crown stalk rot

Stripe
Setosphaeria turcica
Setosphaeria turcica
Setosphaeria turcica is the causal agent of Northern Leaf Blight in corn. It is a serious fungal disease prevalent in cooler climates and tropical highlands wherever corn is grown...



Exserohilum turcicum [anamorph] = Helminthosporium turcicum
Northern corn leaf spot

Helminthosporium ear rot (race 1)
Cochliobolus carbonum
Cochliobolus carbonum
Cochliobolus carbonum is a fungal plant pathogen.- External links :* *...



Bipolaris zeicola [anamorph] = Helminthosporium carbonum
Penicillium ear rot

Blue eye

Blue mold
Penicillium
Penicillium
Penicillium is a genus of ascomycetous fungi of major importance in the natural environment as well as food and drug production. Members of the genus produce penicillin, a molecule that is used as an antibiotic, which kills or stops the growth of certain kinds of bacteria inside the body...

 spp.

Penicillium chrysogenum
Penicillium chrysogenum
Penicillium chrysogenum is common in temperate and subtropical regions and can be found on salted food products, but it is mostly found in indoor environments, especially in damp or waterdamaged buildings. It was previously known as Penicillium notatum. It has rarely been reported as a cause of...

 

Penicillium expansum
Penicillium expansum
Penicillium expansum is a plant pathogen. It is a blue-colored mold responsible for the postharvest decay of stored apples. This mold also produces the carcinogenic metabolite patulin.- External links :* *...

 

Penicillium oxalicum 
Phaeocytostroma stalk rot and root rot Phaeocytostroma ambiguum = Phaeocytosporella zeae
Phaeosphaeria leaf spot Phaeosphaeria maydis = Sphaerulina maydis
Physalospora ear rot

Botryosphaeria ear rot
Botryosphaeria festucae = Physalospora zeicola

Diplodia frumenti [anamorph]
Purple leaf sheath Hemiparasitic bacteria and fungi
Pyrenochaeta stalk rot and root rot Phoma terrestris = Pyrenochaeta terrestris
Pyrenochaeta terrestris
Pyrenochaeta terrestris is a fungal plant pathogen.- External links :* *...

Pythium root rot Pythium
Pythium
Pythium is a genus of parasitic oomycete. Most species are plant parasites, but Pythium insidiosum is an important pathogen of animals...

 spp.

Pythium arrhenomanes
Pythium arrhenomanes
Pythium arrhenomanes is a plant pathogen.- External links :* *...

 

Pythium graminicola
Pythium graminicola
Pythium graminicola is a plant pathogen.- External links :**...

 
Pythium stalk rot Pythium aphanidermatum
Pythium aphanidermatum
Pythium aphanidermatum is a plant pathogen.- External links :**...

 = Pythium butleri
Red kernel disease

Ear mold, leaf and seed rot
Epicoccum nigrum
Epicoccum nigrum
Epicoccum nigrum is a species of fungus. A plant pathogen, it is widespread fungus which produces colored pigments that can be used as antifungal agents against other pathogenic fungi....

Rhizoctonia ear rot

Sclerotial rot
Rhizoctonia zeae 

Waitea circinata
Waitea circinata
Waitea circinata is a species of fungus in the family Corticiaceae. Basidiocarps are thin, effused, and web-like, but the fungus is more frequently encountered in its similar but sterile anamorphic state, sometimes called Rhizoctonia zeae...

 [teleomorph]
Rhizoctonia root rot and stalk rot Rhizoctonia solani
Rhizoctonia solani
Rhizoctonia solani is a plant pathogenic fungus with a wide host range and worldwide distribution. This plant pathogen was discovered more than 100 years ago. Rhizoctonia solani frequently exists as thread-like growth on plants or in culture. Asexual spores are not produced, only the sexual stage...



Rhizoctonia zeae
Root rots, minor Alternaria alternata
Alternaria alternata
Alternaria alternata has been recorded causing leaf spot and other diseases on over 380 host species. It is opportunistic pathogen on numerous hosts causing leaf spots, rots and blights on many plant parts...

 

Cercospora sorghi
Cercospora sorghi
Cercospora sorghi is a fungal plant pathogen.- External links :*...

 

Dictochaeta fertilis 

Fusarium acuminatum
Gibberella acuminata
Gibberella acuminata
Gibberella acuminata is a plant pathogen.- External links :* *...

 [teleomorph]

Fusarium equiseti 

Gibberella intricans
Gibberella intricans
Gibberella intricans is a plant pathogen.- External links :* *...

 [teleomorph]

Fusarium oxysporum
Fusarium oxysporum
Fusarium oxysporum Schlecht. as emended by Snyder and Hansen comprises all the species, varieties and forms recognized by Wollenweber and Reinking within an infrageneric grouping called section Elegans...

 

Fusarium pallidoroseum
Fusarium pallidoroseum
Fusarium pallidoroseum is a fungal plant pathogen.- External links :* *...

 

Fusarium poae 

Fusarium roseum 

Gibberella cyanogena 

Fusarium sulphureum
Fusarium sulphureum
Fusarium sulphureum is a fungal plant pathogen.- External links :* *...

 [anamorph]

Microdochium bolleyi
Microdochium bolleyi
Microdochium bolleyi is a fungal plant pathogen that causes root rot in flax and wheat.- External links :* *...

 

Mucor
Mucor
Mucor is a microbial genus of about 3000 species of moulds commonly found in soil, digestive systems, plant surfaces, and rotten vegetable matter.-Description:...

 sp.

Periconia circinata
Periconia circinata
Periconia circinata is an ascomycete fungus that is a plant pathogen.- External links :* *...

 

Phytophthora cactorum
Phytophthora cactorum
Phytophthora cactorum is a plant pathogen that causes root rot on rhododendron and many other species.- External links :* *...

 

Phytophthora drechsleri
Phytophthora drechsleri
Phytophthora drechsleri is a plant pathogen.- External links :**...

 

Phytophthora nicotianae
Phytophthora nicotianae
Phytophthora nicotianae is a plant pathogen. It can be found in the root of Zamioculcas zamiifolia.- External links :* *...

 

Rhizopus arrhizus
Rhizopus arrhizus
Rhizopus arrhizus is a fungus of the family Mucoraceae, characterized by sporangiophores that arise from nodes at the point where the rhizoids are formed and by a hemispherical columella...

 
Rostratum leaf spot

Helminthosporium leaf disease, ear and stalk rot
Setosphaeria rostrata
Setosphaeria rostrata
Setosphaeria rostrata is a plant pathogen.- External links :* *...

 = Helminthosporium rostratum
Rust, common corn Puccinia sorghi
Rust, southern corn Puccinia polysora
Rust, tropical corn Physopella pallescens

Physopella zeae = Angiopsora zeae
Sclerotium ear rot
Southern blight
Sclerotium rolfsii

Athelia rolfsii
Athelia rolfsii
Athelia rolfsii is a corticioid fungus in the family Atheliaceae. It is a facultative plant pathogen and is the causal agent of "southern blight" disease in crops.-Taxonomy:...

 [teleomorph]
Seed rot-seedling blight Bipolaris sorokiniana 

Bipolaris zeicola = Helminthosporium carbonum 

Diplodia maydis 

Exserohilum pedicillatum 

Exserohilum turcicum = Helminthosporium turcicum 

Fusarium avenaceum 

Fusarium culmorum
Fusarium culmorum
Fusarium culmorum is a plant pathogen and the causal agent of seedling blight, foot rot, ear blight, stalk rot, common root rot and other diseases of cereals, grasses, and a wide variety of monocots and dicots. In coastal dunegrass , F. culmorum is a non-pathogenic symbiont conferring both salt...

 

Fusarium moniliforme 

Gibberella zeae
Gibberella zeae
Gibberella zeae, also known by the name of its anamorph Fusarium graminearum, is a plant pathogen which causes the wheat headblight disease. Fusarium head blight is a devastating disease on wheat and barley. The pathogen is responsible for billions of dollars in economic losses worldwide each year...

 

Fusarium graminearum [anamorph]

Macrophomina phaseolina
Macrophomina phaseolina
Macrophomina phaseolina is a Botryosphaeriaceae fungus that is a plant pathogen that causes charcoal rot on many plant species including Zea mays and Pinus elliottii.- External links :* *...

 

Penicillium
Penicillium
Penicillium is a genus of ascomycetous fungi of major importance in the natural environment as well as food and drug production. Members of the genus produce penicillin, a molecule that is used as an antibiotic, which kills or stops the growth of certain kinds of bacteria inside the body...

 spp.

Phomopsis
Phomopsis
Phomopsis is a genus of ascomyceta fungi.-Species:Species include:* Phomopsis arnoldiae* Phomopsis asparagi* Phomopsis asparagicola* Phomopsis cannabina* Phomopsis caricae-papayae* Phomopsis coffeae* Phomopsis elaeagni...

 spp.

Pythium
Pythium
Pythium is a genus of parasitic oomycete. Most species are plant parasites, but Pythium insidiosum is an important pathogen of animals...

 spp.

Rhizoctonia solani
Rhizoctonia solani
Rhizoctonia solani is a plant pathogenic fungus with a wide host range and worldwide distribution. This plant pathogen was discovered more than 100 years ago. Rhizoctonia solani frequently exists as thread-like growth on plants or in culture. Asexual spores are not produced, only the sexual stage...

 

Rhizoctonia zeae 

Sclerotium rolfsii 

Spicaria spp.
Selenophoma leaf spot Selenophoma sp.
Sheath rot Gaeumannomyces graminis
Shuck rot Myrothecium gramineum
Silage mold Monascus purpureus
Monascus purpureus
Monascus purpureus is a species of mold that is purplish-red in color...



Monascus ruber
Smut, common
Corn smut
Corn smut is a pathogenic plant fungus that causes smut disease on maize and teosinte...

Ustilago zeae = Ustilago maydis
Smut, false Ustilaginoidea virens
Ustilaginoidea virens
Ustilaginoidea virens, perfect sexual stage Villosiclava virens, is a plant pathogen which causes the disease False Smut of rice which reduces both grain yield and grain quality. The disease occurs in more than 40 countries, especially in the rice producing countries of Asia. but also in the U.S....

Smut, head Sphacelotheca reiliana
Sphacelotheca reiliana
Sphacelotheca reiliana is a plant pathogen.- External links :* *...

 = Sporisorium holci-sorghi
Southern corn leaf blight and stalk rot Cochliobolus heterostrophus
Cochliobolus heterostrophus
Cochliobolus heterostrophus is a fungal plant pathogen. It can cause Southern Corn Leaf Blight in Maize.Cochliobolus heterstrophus is found in many tropical regions and in the southern part of the US. Cochliobolus, although not currently the most economically serious disease, can be a very...



Bipolaris maydis [anamorph] = Helminthosporium maydis
Southern leaf spot Stenocarpella macrospora = Diplodia macrospora
Stalk rots, minor Cercospora sorghi
Cercospora sorghi
Cercospora sorghi is a fungal plant pathogen.- External links :*...

 

Fusarium episphaeria 

Fusarium merismoides
Fusarium merismoides
Fusarium merismoides is a fungal plant pathogen.- External links :* *...

 

Fusarium oxysporum
Fusarium oxysporum
Fusarium oxysporum Schlecht. as emended by Snyder and Hansen comprises all the species, varieties and forms recognized by Wollenweber and Reinking within an infrageneric grouping called section Elegans...

 

Fusarium poae 

Fusarium roseum 

Fusarium solani 

Nectria haematococca [teleomorph]

Fusarium tricinctum 

Mariannaea elegans 

Mucor
Mucor
Mucor is a microbial genus of about 3000 species of moulds commonly found in soil, digestive systems, plant surfaces, and rotten vegetable matter.-Description:...

 spp.

Rhopographus zeae 

Spicaria spp.
Storage rots Aspergillus
Aspergillus
Aspergillus is a genus consisting of several hundred mold species found in various climates worldwide. Aspergillus was first catalogued in 1729 by the Italian priest and biologist Pier Antonio Micheli...

 spp.

Penicillium
Penicillium
Penicillium is a genus of ascomycetous fungi of major importance in the natural environment as well as food and drug production. Members of the genus produce penicillin, a molecule that is used as an antibiotic, which kills or stops the growth of certain kinds of bacteria inside the body...

 spp. and other fungi
Tar spot Phyllachora maydis
Trichoderma ear rot and root rot Trichoderma viride
Trichoderma viride
Trichoderma viride is a fungus and a biofungicide.It is used for seed and soil treatment for suppression of various diseases caused by fungal pathogens. It is also a pathogen in its own right, causing green mould rot of onion.-Biology:...

 = Trichoderma lignorum 

Hypocrea
Hypocrea
Hypocrea is a genus of fungi in the Hypocreaceae family. The widespread genus is estimated to contain 171 species that grow on rotten wood, and are often associated with other fungi. Anamorphic genera associated with Hypocrea include Acremonium, Gliocladium, Trichoderma, and Verticillium...

 sp. [teleomorph]
White ear rot, root and stalk rot Stenocarpella maydis = Diplodia zeae
Yellow leaf blight Ascochyta ischaemi

Phyllosticta maydis

Mycosphaerella zeae-maydis [teleomorph]
Zonate leaf spot Gloeocercospora sorghi
Gloeocercospora sorghi
Gloeocercospora sorghi is a plant pathogen and causal agent of zonate leaf spot also known as copper spot on Sorghum bicolor . It is used as a bioherbicide.- External links :* *...


Nematodes, parasitic

Nematodes, parasitic
Awl Dolichodorus spp.

D. heterocephalus
Bulb and stem Ditylenchus dipsaci
Burrowing Radopholus similis
Radopholus similis
Burrowing nematode or Banana-root nematode is an important parasite of fruit, vegetable, and other crops. It is an especially important pest of bananas and citrus, but it will also attack coconut, avocado, coffee, sugarcane, and assorted other types of grasses and ornamentals. It is a migratory...

Cyst Heterodera avenae

H. zeae

Punctodera chalcoensis
Dagger Xiphinema
Xiphinema
Xiphinema is a genus of plant-parasitic roundworms.- List of species :* Xiphinema abrantinum Roca & Pereira, 1991.* Xiphinema aceri Chizhov & al., 1986.* Xiphinema aequum Roca & Lamberti, 1988....

 spp.

X. americanum
X. mediterraneum
False root-knot Nacobbus dorsalis
Lance, Columbia Hoplolaimus columbus
Lance Hoplolaimus spp.

H. galeatus
Lesion Pratylenchus spp.

P. brachyurus

P. crenatus

P. hexincisus

P. neglectus

P. penetrans

P. scribneri

P. thornei

P. zeae
Needle Longidorus spp.

L. breviannulatus
Ring Criconemella spp.

C. ornata
Root-knot Meloidogyne spp.

M. chitwoodi

M. incognita
Meloidogyne incognita
The Meloidogyne incognita is a nematode, a type of roundworm, in the family Heteroderidae. It is an important plant parasite classified in parasitology as a root-knot nematode, as it prefers to attack the root of its host plant....



M. javanica
Spiral Helicotylenchus spp.
Sting Belonolaimus spp.

B. longicaudatus
Belonolaimus longicaudatus
Belonolaimus longicaudatus is a common parasite of grasses and other plant crops and products. It is the most destructive nematode pest of turf grass, and it also attacks a wide range of fruit, vegetable, and fiber crops such as citrus, cotton, ornamentals, and forage. The sting nematode is a...

Stubby-root Paratrichodorus spp.

P. christiei

P. minor

Quinisulcius acutus

Trichodorus spp.
Stunt Tylenchorhynchus dubius

Virus and virus-like diseases

Virus and virus-like diseases
American wheat striate (wheat striate mosaic) American wheat striate mosaic virus mosaic (AWSMV)
Barley stripe mosaic Barley stripe mosaic virus
Barley stripe mosaic virus
Barley stripe mosaic virus is a plant pathogenic virus that primarily infects barley in Canada.- Symptoms :Mottling with yellowish spots or stripes may occur, along with stunted growth and late maturation....

 (BSMV)
Barley yellow dwarf Barley yellow dwarf virus (BYDV)
Brome mosaic
Brome mosaic virus
Brome mosaic virus is a small , positive-stranded, icosahedral RNA plant virus belonging to the family Bromoviridae of the alphavirus-like superfamily....

Brome mosaic virus (BMV)
Brome mosaic virus
Brome mosaic virus is a small , positive-stranded, icosahedral RNA plant virus belonging to the family Bromoviridae of the alphavirus-like superfamily....

Cereal chlorotic mottle Cereal chlorotic mottle virus
Cereal chlorotic mottle virus
Cereal chlorotic mottle virus is a plant pathogenic virus of the family Rhabdoviridae.-External links:**...

 (CCMV)
Corn lethal necrosis Virus complex (Maize chlorotic mottle virus
Maize chlorotic mottle virus
Maize chlorotic mottle virus is a plant pathogenic virus.Maize chlorotic mottle virus is the type species of the genus Machlomovirus...

 [MCMV] and Maize dwarf mosaic virus
Maize dwarf mosaic virus
Maize dwarf mosaic virus is a plant pathogenic virus of the family Potyviridae.-External links:**...

 [MDMV] A or B or Wheat streak mosaic virus
Wheat streak mosaic virus
Wheat streak mosaic virus is a plant pathogenic virus of the family Potyviridae.-External links:**...

 [WSMV])
Cucumber mosaic Cucumber mosaic virus
Cucumber mosaic virus
Cucumber mosaic virus is a plant pathogenic virus in the family Bromoviridae.It is the type member of the plant virus genus, Cucumovirus. This virus has a worldwide distribution and a very wide host range. In fact it has the reputation of having the widest host range of any known plant virus...

 (CMV)
Johnsongrass mosaic Johnsongrass mosaic virus
Johnsongrass mosaic virus
Johnsongrass mosaic virus is a plant pathogenic virus of the family Potyviridae. It is a known pathogen of the major grain crop maize.-External links:**...

 (JGMV)
Maize bushy stunt Mycoplasmalike organism (MLO), assoc.
Maize chlorotic dwarf Maize chlorotic dwarf virus
Maize chlorotic dwarf virus
Maize chlorotic dwarf virus is a plant pathogenic virus of the family Sequiviridae.-External links:**...

 (MCDV)
Maize chlorotic mottle Maize chlorotic mottle virus
Maize chlorotic mottle virus
Maize chlorotic mottle virus is a plant pathogenic virus.Maize chlorotic mottle virus is the type species of the genus Machlomovirus...

 (MCMV)
Maize dwarf mosaic Maize dwarf mosaic virus
Maize dwarf mosaic virus
Maize dwarf mosaic virus is a plant pathogenic virus of the family Potyviridae.-External links:**...

 (MDMV) strains A, D, E and F
Maize leaf fleck Maize leaf fleck virus (MLFV)
Maize line* Maize line virus
Maize line virus
Maize line virus is a pathogenic plant virus.-External links:**...

 (MLV)
Maize mosaic (corn leaf stripe, enanismo rayado) Maize mosaic virus
Maize mosaic virus
Maize mosaic virus is a plant pathogenic virus of the family Rhabdoviridae.-External links:**...

 (MMV)
Maize pellucid ringspot Maize pellucid ringspot virus (MPRV)
Maize rayado fino (fine striping disease) Maize rayado fino virus (MRFV)
Maize red leaf and red stripe Mollicute?
Maize red stripe Maize red stripe virus (MRSV)
Maize ring mottle Maize ring mottle virus (MRMV)
Maize rough dwarf (nanismo ruvido) Maize rough dwarf virus
Maize rough dwarf virus
Maize rough dwarf virus is a plant pathogenic virus of the family Reoviridae.-External links:**...

 (MRDV)
Maize sterile stunt Maize sterile stunt virus (strains of barley yellow striate virus)
Maize streak Maize streak virus
Maize streak virus
Maize streak virus is an insect-transmitted maize pathogen in the genus Mastrevirus of the family Geminiviridae that is endemic in sub-Saharan Africa. The A-strain of MSV causes sporadic maize streak disease epidemics throughout the maize growing regions of Africa...

 (MSV)
Maize stripe (maize chlorotic stripe, maize hoja blanca) Maize stripe virus
Maize stripe virus
Maize stripe virus is a pathogenic plant virus.-External links:**...

Maize tassel abortion Maize tassel abortion virus (MTAV)
Maize vein enation Maize vein enation virus (MVEV)
Maize wallaby ear Maize wallaby ear virus (MWEV)
Maize white leaf Maize white leaf virus
Maize white line mosaic Maize white line mosaic virus
Maize white line mosaic virus
Maize white line mosaic virus is a pathogenic plant virus.-External links:**...

 (MWLMV)
Millet red leaf Millet red leaf virus
Millet red leaf virus
Millet red leaf virus is a plant pathogenic virus of the family Luteoviridae.-External links:**...

 (MRLV)
Northern cereal mosaic Northern cereal mosaic virus
Northern cereal mosaic virus
Northern cereal mosaic virus is a plant pathogenic virus of the family Rhabdoviridae.-External links:**...

 (NCMV)
Oat pseudorosette (zakuklivanie) Oat pseudorosette virus
Oat pseudorosette virus
Oat pseudorosette virus is a pathogenic plant virus.-External links:**...

Oat sterile dwarf Oat sterile dwarf virus
Oat sterile dwarf virus
Oat sterile dwarf virus is a plant pathogenic virus of the family Reoviridae.-External links:**...

 (OSDV)
Rice black-streaked dwarf Rice black-streaked dwarf virus
Rice black-streaked dwarf virus
Rice black-streaked dwarf virus is a plant pathogenic virus of the family Reoviridae.-External links:**...

 (RBSDV)
Rice stripe Rice stripe virus
Rice stripe virus
Rice stripe virus is a plant pathogenic virus of the genus Tenuivirus.-External links:**...

 (RSV)
Sorghum mosaic Sorghum mosaic virus
Sorghum mosaic virus
Sorghum mosaic virus is a plant pathogenic virus of the family Potyviridae.-External links:**...

 (SrMV), formerly sugarcane mosaic virus
Sugarcane mosaic virus
Sugarcane mosaic virus is a plant pathogenic virus of the family Potyviridae.-External links:**...

 (SCMV) strains H, I and M
Sugarcane Fiji disease Sugarcane Fiji disease virus (FDV)
Sugarcane mosaic Sugarcane mosaic virus
Sugarcane mosaic virus
Sugarcane mosaic virus is a plant pathogenic virus of the family Potyviridae.-External links:**...

(SCMV) strains A, B, D, E, SC, BC, Sabi and MB (formerly MDMV-B)
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