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1.改进的必要性目前谷子普遍采用小麦精少量播种机播种,从实践看有如下几个缺点:一是播量大,浪费良种;二是播种均匀性差,不利于作物生长,降低谷子产量。为此,河南省安阳市农机局根据谷子的3种种植方式(一是宽行,行距44cm;二是窄行,行距22cm;三是宽窄行,窄行距22cm,宽行距44cm)和农艺要求(播种量为3.75～
1. The need for improvement At present, millet fine sowing machines are commonly used to sow millet. There are several disadvantages as follows: First, the sowing amount is large and the elite seeds are wasted; second, poor sowing uniformity is not conducive to crop growth and millet yield. To this end, Anyang City, Henan Agricultural Bureau under the three kinds of planting millet (one broad, spacing 44cm; the second is a narrow row, row spacing 22cm; third row width, narrow row spacing 22cm, wide row spacing 44cm) and agronomic requirements Sowing capacity of 3.75 ~