Zhao, Xueguan, Liping Chen, Yuanyuan Gao, Shuo Yang, and Changyuan Zhai. 2021. “Optimization Method for Accurate Positioning Seeding Based on Sowing Decision”. International Journal of Agricultural and Biological Engineering 14 (3). Beijing, China:171-80. https://ijabe.org/index.php/ijabe/article/view/5758.