Rice diseases

Which pathogen causes narrow brown spot in Rice?

• Cercospora oryzae

• Helminthosporium oryzae

• Rhyncosporium ozeyzae

• Sarocladium oryzae

Which pathogen causes stack burn in rice?

• Alternaria padwickii

• Rhyncosporium oryzae

• Cercospora oryzae

• Aphelentoides besseyi

Which pathogen causes leaf scald in rice?

• Rhyncosporium oryzae

• Apheletoides besseyi

• Dytilenchus angustus

• Hirsmaniella oryzae

Whichpathogen causes rice sheath rot?

• Sarocladium oryzae

• Rhyncosporium oryzae

• Fusarium monoliformae

• Dytilenchus angustus

Young panicle inside dead sheeth/partial emergence of rice panicle is the symptom of which rice disease?

• Sheath rot

• Sheath blight

• Foot rot

• False smut

Which are the symptom of sheath rot in rice?

• Chaffy grains

• Partial emergence of panicle

• White sclerotia

• Yellow/orange spores on grains

Which is laxmi disease in rice?

• False smut

• Udbatta

• Foot rot

• Leaf scald

Which is the pathogen of laxmi disease in rice?

• Ustilago virieus

• Ephelis oryzae

• Fusarium monoliformae

• Dytilenchus angustus

Which is the symptom of laxmi disease in rice?

• Yellow/orange spore balls to dark green spore balls

• Cylidrical and road like panicle

• Adventitious roots

• Stem elongation

Which pathogen causes udbattha disease in rice?

• Ephelis oryzae

• Fusarium monoliformae

• Aphelentoides bessei

• Hirshmaniella oryzae