Zhu Z, Ye Z, Ao B, Yang X, Zhang N. Design of Small Sorghum Harvesting Equipment Based on PLC for the Zunyi Mountainous Area. JRMMA [Internet]. 2025 Dec. 15 [cited 2026 Sep. 20];4(12):01250412002. Available from: http://www.satursonpublishing.com/jrmma/article/view/a01250412002