Cuong, Pham Viet, and Nguyen Phuong Hoa. “Effect of Culture Conditions on Nitrogen-Fixing Activity of Bacteria Isolated from Cassava Cultivated Soils of Vietnam”. Academia Journal of Biology 43, no. 3 (September 20, 2021): 27–35. Accessed January 12, 2026. https://vjes.vast.vn/vjbio/article/view/15820.