Anh Hong, Pham. “STUDY ON THE EFFECTS OF PESTICIDE ACTIVE ROTENOID EXTRACTED FROM DERRIS (DERRIS ELIPTICA BENTH AND DERRIS TRIFOLIA) AND YAM BEEN TREE (PACHYRHIZUS EROSUS URBAN) ON DIAMOND-BACK MOTH (PLUTELLA XYLOSTELLA)”. Science and Technology Development Journal 5, no. 9 (September 30, 2002): 37-42. Accessed May 2, 2024. http://stdj.scienceandtechnology.com.vn/index.php/stdj/article/view/3440.