Akbar, M., & 		Rustam, R.
(2019).
 Test Some Concentrations of Tuba Root Extract (Derris elliptica Benth) to Control Horn Beetle Larvae (Oryctes rhinoceros Linnaeus) on Palm Oil Plant.
<em>Jurnal Proteksi Tanaman, 3</em>(2), 65-74.
doi:10.25077/jpt.3.2.65-74.2019