The objectives of this research were to obtain intensity data fire caterpillar pests Setora nitens and population abundance of Eocanthecona furcellata predators in oil palm plantations in Riau Province, obtain biological data Eocanthecona furcellata from Riau with alternative feed larvae of weaver ants (kroto) and get a rate of predation and power predation Eocanthecona furcellata predator from…