Linh Giang, Phan, and Vo Bach Mai. “APPLICATION OF SWEET POTATOS’ BRANCH EXTRACT IN ORCHID CULTURE ENVIRONMENT”. Science and Technology Development Journal 8, no. 12 (December 31, 2005): 44-49. Accessed July 22, 2024. https://stdj.scienceandtechnology.com.vn/index.php/stdj/article/view/3109.