Zhang, Zhaoxin, and Hongjian Fan. “The Calculation of Agricultural Non-Point Source Pollution Load in High Standard Farmland Construction Area”. International Journal of Natural Resources and Environmental Studies 4, no. 2 (December 14, 2024): 15–20. Accessed July 21, 2026. https://wepub.org/index.php/IJNRES/article/view/4789.