玉米全膜双垄沟自走直插式精量穴播机设计
戴飞1, 杨正2, 赵武云1,*, 张锋伟1

Design of self-propelled direct insert precision hill-seeder of corn with whole plastic-film mulching on double ridges
DAI Fei1, YANG Zheng2, ZHAO Wu-yun1,*, ZHANG Feng-wei1
直插播种作业原理图 1,盘形凸轮;2,运动放大机构;3,曲柄;4,连杆;5,成穴播种装置