Mechanical mulching was carried out in each plot first, and then seeding was carried out in the way of artificial demand. The sowing amount of millet is 10-15 grains / hole, the plant spacing of millet is 10cm, and the row spacing is 50cm. Land preparation, irrigation and mulching shall be carried out before sowing. The sowing date is June 9, 2018. The field management mode is the same as that of the local farmland, and there is no irrigation during the crop growth period. Before sowing, 225kg / hm2 of ammonium dihydrogen phosphate was applied as the basic fertilizer, and 315kg / hm2 of urea was applied as the top fertilizer during the jointing stage.<br>
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