Keragaman dan Kelimpahan Predator Hama Padi Beras Merah (Oryza nivara) Fase Vegetatif yang Ditanam Diantara Tegakan Karet (Hevea brasiliensis)

Abstract

Land among rubber plants in immature plants is a potential land to increase the productivity of agricultural people integrated through the inter cropping of food with plantation commodities. The inter cropping system also enhances the type of organism including useful insects and others. The research of diversity and abundance of predators of rice paddy Pest (Oryza nivara) The vegetative phase in the planting between the standing rubber (Hevea brasiliensis) held in the village Sampali, subdistrict PercutSei Tuan, Deli Serdang Regency held in July to September 2018 with a seat height of 12 mdpL. The method used is a sampling method using Pitfall Trap, Sweep Net and direct observation using an aspirator. The observation parameters consist of a diversity of predators, predatory abundance, index diversity, relative abundance and frequency. Obtained 4 order 7 types and 7 species of predator insects were found in red rice, the highest number is Anaxipha longipennis. The diversity index of predator insects in red rice is 1,34 (medium).