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昆明市农机推广站到嵩明开展2022年秸秆机械化还田暨机收减损技术现场培训

2022-10-27 09:30:37 来源:云南省昆明市农业机械技术推广站 李佩 阅读量:12117 评论

导读:机收减损技术涉及机具作业前检查调试、适宜收获期和收获方式确定、机收环节作业操作等多项技术内容。

  【农机网 地方农机】为扎实有效落实农业生产绿色发展,提高秸秆资源化利用水平,同时有效推广玉米机械化收获减损技术,2022年10月18日,云南省昆明市农机推广站到嵩明县牛栏江镇水海村委会开展2022年秸秆机械化还田暨机收减损技术现场培训。
 
  机收减损技术涉及机具作业前检查调试、适宜收获期和收获方式确定、机收环节作业操作等多项技术内容。此次现场培训引入了两台自走式玉米收获机,均属玉米果穗收获机,其中,4YZ-2A自走式玉米收获机配套动力33.09kW,工作幅宽1140mm,可覆盖两行玉米进行收获作业;4YZP-2自走式玉米收获机配套动力48kW,适应行距450-750mm,工作行数2行,配套5YB-2C玉米剥皮机。在实际收获过程中,合适的收获期、合适的机具以及经验丰富的机手能有效降低机械化收获损失。经专业技术人员测定,平均机收损失率为2.995%,无明显漏收、漏割情况,在标准范围内,有效控制了机收损失。
 
  秸秆机械化还田是利用自走式玉米收获机将玉米秸秆进行粉碎,再通过旋耕机翻埋入土达到还田效果。经机收作业,秸秆粉碎后长度不超过10cm,秸秆均匀翻埋入土,无漏耕现象,满足秸秆还田作业质量要求。
 
  机收减损技术及秸秆机械化还田技术的推广应用将有效推进昆明市农业生产高质高效及绿色发展。
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