Entomopathogen fungi such as a biologycal control agent. The reseouch to find B. bassiana dose to control grub of O. rhinoceros pest at oil palm. The experiment was conducted in Technical Implementation Unit (UPT) from December 2012 until February 2013. The objective study was to see the influence and find the better dose of B. bassiana local.The treatment tested were dose of B. bassiana 0 …