tailieunhanh - Evaluation of cow based fermented organic products for non-insecticidal pest management in castor

Field studies were undertaken at Agricultural Research Farm, Darsi, Andhra Pradesh to study the comparative bio-efficacy of cow based (dung and urine) fermented organic products viz., neemastra, brahmastra and agniastra at 20% along with Neem Seed Kernel Extract (NSKE) 5 % against the major pests of castor and their safety to natural enemies during 2016-17. NSKE 5% recorded least no. of mean larval population of Achaea janata ( plant-1 ) . |