Mao, Xin, Shujuan Yi, Guixiang Tao, Li Yang, Haiyan Liu, and Yongcai Ma. “Experimental Study on Seed-Filling Performance of Maize Bowl-Tray Precision Seeder”. International Journal of Agricultural and Biological Engineering 8, no. 2 (April 30, 2015): 31–38. Accessed February 27, 2026. https://www.ijabe.migration.pkpps06.publicknowledgeproject.org/index.php/ijabe/article/view/1809.