UJI BEBERAPA DOSIS TEPUNG BIJI LADA HITAM (Piper nigrum L.) UNTUK MENGENDALIKAN HAMA Callosobruchus chinensis L. PADA BIJI KACANG HIJAU DI PENYIMPANAN

ROSMANTO ROSMANTO
AGUS SUTIKNO
DESITA SALBIAH

Sagu
Vol 15, No 2 (2016)

Callosobruchus chinensis L is pest that attack mung beans in storage. The pest control of C. chinensis L. isusually performed using synthetic insecticides, however unwise usage can cause negative impacts to humansand the agricultural environment, so that the alternative insecticides that are safer and environmentalfriendly was needed, like a pesticide plant such as grains of black pepper (Piper nigrum L.). The research wasconducted at the Laboratory of Plant Pests, Faculty of Agriculture, University of Riau from December toFebruary 2016. The aim of this study was to get a dose of black pepper seed flour (Piper nigrum L.) which waseffective in controlling pests of Callosobruchus chinensis L. on mung beans in storage. The treatments weredoses of black pepper flour (Piper nigrum L.) in 50 g mung beans: 0 g, 0.5 g, 1.0 g, 1.5 g and 2.0 g. Theexperiment was using a completely randomized design (CRD) with 5 treatments and 4 replications. Theresults showed that the black pepper (Piper nigrum L.) flour in controlling Callosobruchus chinensis L. cancause total mortality of 85,0% at a dose of 1.5 g / 50 g mung beans.