Abstract: Research aims to obtain dose of spiked pepper fruit flour (Piper aduncum L.) better of mortality pests imago S. oryzae on the rice. Research conducted at the laboratory of Plant Pests, Faculty of Agriculture, University of Riau from May to June 2015. The Research was conducted experimentally by using completely randomized design (CRD), which consists of 5 treatments, where each treatments was repeated 4 times to obtain 20 units experiment. The treatment used in the research are (0 g/ 100 g, 2 g/ 100 g, 4 g/ 100 g, 6 g/ 100 g, 8 g/ 100 g of rice). Data obtained analyzed statistically using analysis of variance followed by least significant difference (LSD) at 5%. Dose applications of spiked pepper fruit flour at doses 6 g/ 100 g rice better of imago S. oryzae with lethal time50 24,5 hour and mortality by 97,5% inhibit the growth of the population, shrinkage weight of rice, and lethal dose 95 by 4,5%.
Penulis: Benny Salvino Andrianto, Rusli Rustam, Agus Sutikno
Kode Jurnal: jppertaniandd160201