1Assam Womens’ University, Rowriah, Jorhat785004, Assam
2Assam Agricultural University, Jorhat785013, Assam
*Email: surjit_kalita@yahoo.com (corresponding author)
Bioassay with Ocimum sanctum L. and Polygonum hydropiper L. leaf powders @ 5 g/ kg seeds revealed adult mortality of Sitophilus oryzae (L.) at 70.00% and 96.67%, respectively; with Callosobruchus chinensis (L.) these values were 66.67% and 93.33% at 10 DAT, respectively. The LD50 values of O. sanctum and P hydropiper leaf powders were 0.86 g/ kg and 1.69 g/ kg against S. oryzae and 1.01 g/ kg and 1.32 g/ kg against C. chinensis, respectively.
Ocimum sanctum, Polygonum hydropiper, Sitophilus oryzae, Callosobruchus chinensis, Leafpowders, Efficacy, Adult mortality, Seed damage, Adult emergence
