1District Agricultural Advisory and Transfer of Technology Centre, Enumamula, Warangal-506 006.
2Division of Agricultural Chemicals, IARI, New Delhi-110 012
Division of Entomology, Indian Agricultural Research Institute, New Delhi-110012
Controlled release formulations of Cartap polyvinyl chloride (PVC) and Carboxymethyl cellulose (CMC) granules and its commercial formulation, 4G were tested against rice leaf folder, Cnaphalocrocis medinalis (Guenee) during kharif 2002 and 2003. Cartap CMC granules at half dose proved as effective as its commercial formulation. Both Cartap PVC and CMC granules proved effective in controlling leaf folder damage as compared to untreated control. Controlled release formulation granules of cartap PVC and CMC were safe to use against leaf folder, as their residues were below the MRL (l.0 mg/kg),
Controlled release formulation, Cartap, Cnaphalocrocis medinalis, rice, residues