Studies on the effect of humic acid on humic acid on the incidence of blast disease incited by Pyricularia oryzae cav.growth and yield parameters and certain biochemical changes in rice (Oryza sativa L.) varieties IR50 andIR20.

Thangavelu, R.

Studies on the effect of humic acid on humic acid on the incidence of blast disease incited by Pyricularia oryzae cav.growth and yield parameters and certain biochemical changes in rice (Oryza sativa L.) varieties IR50 andIR20. - 187P.+28Tab.+18Fig




Humic acid
Oryza sativa
Pyricularia oryzae
Blast disease
Yield
Varites
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