Efektivitas Biofungisida Plus Berbahan Aktif Konsorsium Trichoderma Virens U…

ABSTRACT This study aims to determine the effectiveness of biofungicide plus with active ingredients from the consortium of Trichoderma virens and get the best formula of biofungicide plus in controlling Ganoderma boninense on oil palm tree nursery. This research was carried out at the UPT Experimental Garden and Laboratory of Plant Disease Faculty of Agriculture, Riau University also at t…