The laboratory experiments were carriedout at the Institute of Organic Farming (IOF), UAS, Dharwad, during 2014-2015 to study bioefficacy different formulations Metarhizium anisopliae against coconut rhinoceros grubs, Oryctus (Linnaeus). Among oil based formulation, rice bran (60%) + corn (40%) formulation found least LC50 value (1.99 x 106 cfu/ml) 432 h. In granular and wettable powder recorde...