Vol. 11, Issue 1 (2022)

Author(s):
Piyush Kant Netam

Abstract:
Pseudohypatopa pulverea (Mayrick) natural bio-agent of lac insect Kerria lacca (Kerr.) and their management was carried out during year 2015-16 and 2016-17 at Kanker District of Chhattisgarh. Overall effect of insecticidal application, emamectin benzoate @ 0.002 per cent was found very much effective in suppression the population of lac predator, Pseudohypatopa pulverea (Mayrick) over control with minimum 1.22 and 0.94 insect/30 cm of lac stick at first spray 30 day after BLI and second spray 60 day after BLI, respectively and relatively saffer or less toxic for lac cultivation fallowed by indoxacarb @ 0.02 per cent, fipronil @ 0.005 per cent, spinosad @ 0.02 per cent, growers practice ethofenprox @ 0.02 per cent, fipronil @ 0.0025 per cent, fipronil @ 0.02 per cent, indoxacarb @ 0.005 per cent, indoxacarb @ 0.003 per cent, spinosad @ 0.005 per cent, and spinosad @ 0.0025 per cent.