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山东东阿县为提高耕地复种指教,几年来一直推行小麦大垄套或小垄套种植(即两耧小麦之间留出棉花或玉米套种行)。1991年全县小麦种植面积的70%以上实行大垄套或小垄套播种。这种种植制度的改革,给小麦机播带来很大困难。为解决这一矛盾,扬柳乡农机站对2BJMQ-6-Ⅱ型播种机(山东莱芜产)进行加宽改装。改装后的播种机,两耧小麦之间最大可留出1.1米宽的棉花播种带,既能用于小麦纯
Dong’e County, Shandong Province In order to improve cropland multiplication advice, the past few years have been the implementation of a large ridge of wheat or a small ridge planting (ie, leaves between two cotton leaves set aside cotton or corn). In 1991, more than 70% of the wheat planting area in the whole county was sown with large ridges or small ridges. The reform of this planting system has brought great difficulties to the mechanical sowing of wheat. In order to solve this contradiction, Yangliu Township Agricultural Station widened the 2BJMQ-6-Ⅱ planter (Laiwu, Shandong). After the modified seeder, the largest between the two can leave 1.1 meters wide cotton planting belt, both for pure wheat