Larvae of Army worm, cut worm, white grub and invertebrates
Ground nut, sugarcane, fruit crops, banana, coffee etc.
Take new or used sheet of plywoodboard or hardboard or card board. Paint it with blue colour oil paint. Allow it for drying. Apply grease or glue on the painted board. Erect traps above crop canopy with the help of bamboo poles.
Remove jar from pit and refill after cleaning
Simple, cheap and cost effective, do not kill the animals (except inadvertently) collect large numbers of animals and safe for the operator