and destroyed Brontispa longissima Gestrowhich ruined top of coconut trees. Farmers also maintained good environment for pest killers to live and propagate. This method is widely used to control Pultella xylostella, Trichoplusia ni, Spodopterasp, Heliothis armigera, and Leaf rolling centerpillar. The natural pest killers are Rove beetle, Parasite, Pthogen, fungi, Entomogenous nematode, etc.