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yu mi mian geng bo zhong ji mian geng bo zhong shi yan yan jiu
Author(s): 
Pages: 163
Year: Issue:  11
Journal: XIANDAI NONGYE KEJI

Keyword:  玉米免耕播种机免耕播种产量效益;
Abstract: 依据未腐解有机物的培肥理论,研制了与小四轮拖拉机配套的玉米免耕播种机,连续3年进行玉米留茬免耕播种试验,结果表明,使用玉米免耕播种机,采用玉米留茬免耕技术,实施垄上直播,具有抵御季节性干旱的作用,取得了较好的经济效益和农业生态效益.
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