Narrow leaf spotCaused by: Cercospora oryzae
Problem Category: Fungal Disease
Symptoms: Short, elliptical or linear brown lesions on leaves; necrosis of leaves; blotchy pattern on leaves; premature ripening of kernels
Comments: Disease occurs in major rice growing regions in tropical and sub-tropical Asia, Africa, Australia, North America, South America and Central America
Management: There are no chemical controls currently recommended for the treatment of the disease; treating seeds with hot water or appropriate fungicides prior to planting can reduce the incidence of the disease
Control: spray 2 times 10% Cowdung+Asafoetida solution in 10 days interval.