目前,国营农场或合作社对棉花收获后的棉杆多用犁犁掉或以人工用砍土镘砍掉,更严重的是因来不及拔除而任其留在田间越冬.用人工清除棉杆,不仅化费很多劳力,而且耽误秋季作业;棉杆留在田间成为病虫害的寄主.在这种情况下,第二年进行的种子药剂处理几乎没有效果.此外,因人工拾不净而遗留在田间的棉杆会影响播种质量. At present, the state-owned farms or cooperatives use plows or plows to cut the cotton stalks after harvesting cotton, even more severely because they have no time to remove them and stay in the fields for winter. Fewer labor and delays in autumn work; cotton stalks left in the field as host to pests and diseases In this case, seed medicine treatment in the second year had almost no effect. In addition, due to manual pick-up and left in the field of cotton Stems affect sowing quality.