Uji Beberapa Konsentrasi Ekstrak Organik Tepung Daun Sirih Hutan (Piper Adunc…

The decline in oil palm (Elaeis guineensis Jacq.) production in Indonesia is caused by several factors, one of which is the attack of the rhinoceros beetle (Oryctes rhinoceros Linn.). Control using synthetic insecticides is the common method used by farmers to control Oryctes rhinoceros L., but it has negative impacts such as the formation of pesticide residues, killing natural enemies, the dev…