Bio efficacy of chlorphyriphos 20 ec as seed treatment and yield loss estimation and economics against holotrichia fissa brenske in groundnut under rainfed condition

Study on management of groundnut root grub Holotrichia fissa Brenske was carried out at Hattarwata village of Chikkodi (Belagavi district) during 2014-15 in kharif season. The yield loss also increased with the increase in grub density both in untreated and seed treated conditions under field conditions.