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List of rice diseases



This article is a list of diseases of rice (Oryza sativa).


Contents

Bacterial diseases

Bacterial diseases
Bacterial blight Xanthomonas oryzae pv. oryzae = X. campestris pv. oryzae
Bacterial leaf streak Xanthomonas oryzae pv. oryzicola
Foot rot Erwinia chrysanthemi
Grain rot Burkholderia glumae
Pecky rice (kernel spotting) Damage by bacteria (see also underfungal and miscellaneous diseases)
Sheath brown rot Pseudomonas fuscovaginae

Fungal diseases

Fungal diseases
Aggregate sheath spot

Ceratobasidium oryzae-sativae
Rhizoctonia oryzae-sativae [anamorph]

Black kernel

Curvularia lunata
Cochliobolus lunatus [teleomorph]

Blast (leaf, neck [rotten neck], nodal and collar)

Pyricularia grisea
= Pyricularia oryzae
Magnaporthe grisea [teleomorph]

Brown spot

Cochliobolus miyabeanus
Bipolaris oryzae [anamorph]

Crown sheath rot

Gaeumannomyces graminis

Downy mildew

Sclerophthora macrospora

Eyespot

Drechslera gigantea

False smut

Ustilaginoidea virens

Kernel smut

Tilletia barclayana
= Neovossia horrida

Leaf smut

Entyloma oryzae

Leaf scald

Microdochium oryzae
= Rhynchosporium oryzae

Narrow brown leaf spot

Cercospora janseana
= Cercospora oryzae
Sphaerulina oryzina [teleomorph]

Pecky rice (kernel spotting)

Damage by many fungi including
Cochliobolus miyabeanus
Curvularia spp.
Fusarium spp.
Microdochium oryzae
Sarocladium oryzae
and other fungi.

Root rots

Fusarium spp.
Pythium spp.
Pythium dissotocum
Pythium spinosum

Seedling blight

Cochliobolus miyabeanus
Curvularia spp.
Fusarium spp.
Rhizoctonia solani
Sclerotium rolfsii
Athelia rolfsii [teleomorph]
and other pathogenic fungi.

Sheath blight

Thanatephorus cucumeris
Rhizoctonia solani [anamorph]

Sheath rot

Sarocladium oryzae
= Acrocylindrium oryzae

Sheath spot Rhizoctonia oryzae
Stackburn (Alternaria leaf spot)

Alternaria padwickii

Stem rot

Magnaporthe salvinii
Sclerotium oryzae [synanamorph]

Water-mold (seed-rot and seedling disease)

Achlya conspicua
Achlya klebsiana
Fusarium spp.
Pythium spp.
Pythium dissotocum
Pythium spinosum

Miscellaneous diseases and disorders

Miscellaneous diseases and disorders
Alkalinity or salt damage Excessive salt concentration in soil or water
Bronzing Zinc deficiency
Cold injury Low temperatures
Panicle blight Cause undetermined
Pecky rice (kernel spotting) Feeding injury by rice stink bug
Straighthead[1] Arsenic induced, unknown physiological disorder
White tip (see nematodes) Aphelenchoides besseyi

Nematodes, parasitic

Nematodes, parasitic
Crimp nematode, summer Aphelenchoides besseyi
Root-knot Meloidogyne spp.
Root nematode, rice Hirschmanniella oryzae
Stem nematode, rice Ditylenchus angustus

Viral diseases

(Also a mycoplasmalike organism [MLO] disease)

Viral diseases
Giallume Barley yellow dwarf virus
Rice black streak dwarf Rice black streak dwarf virus (RGSDV)
Rice dwarf Rice dwarf virus (RDV)
Rice grassy stunt Rice grassy stunt virus (RGSV)
Rice hoja blanca Rice hoja blanca virus (RHBV)
Rice necrotic mosaic Rice necrotic mosaic virus (RNMV)
Rice ragged stunt Rice ragged stunt virus (RRSV)
Rice stripe Rice stripe virus (RStV)
Rice transitory yellowing Rice transitory yellowing wirus (RTYV)
Rice yellow dwarf MLO
Rice yellow mottle Rice yellow mottle virus (RYMV)
Tungro (rice tungro disease) (RTD) Rice tungro spherical virus (RTSV)

Rice tungro bacilliform virus (RTBV)

See also

  • List of rice varieties

References

  1. ^ Straighthead of rice and its control
 
This article is licensed under the GNU Free Documentation License. It uses material from the Wikipedia article "List_of_rice_diseases". A list of authors is available in Wikipedia.
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