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1播前准备1.1整地前茬作物收获后,及早深耕20cm,并剔除田间植株杂草残体,耙耱合墒,使土壤上虚下实无坷垃,播前平整疏松,墒情良好,以利出苗。1.2施足底肥底肥要充足,施优质农家肥30~45kg/hm2,施尿素120~150kg/hm2、磷酸二铵150~225kg/hm2,翻地前均匀撒施于田间。2种子处理种子播种前要进行精选,将秕、病、碎籽及杂物清除,选用粒大而饱满的种子,提高出苗率,促苗粗、苗壮。
1 before sowing preparation 1.1 pre-harvest crop before harvesting, deep plowing 20cm, and excluding weeds in the field of debris, rake 耱 together moisture, so that the soil is virtually no buns, sowing before the formation of loose, good moisture content, to facilitate the emergence of seedlings . 1.2 Shi adequate enough fertilizer at the end of foot, high-quality farmhouse fertilizer 30 ~ 45kg / hm2, urea applied 120 ~ 150kg / hm2, diammonium phosphate 150 ~ 225kg / hm2, evenly sprinkled in the field before turning to the field. 2 seed treatment Seeds before planting to be selected, the disease, broken seeds and debris removal, selection of large and plump seeds, increase the emergence rate, and promote seedling thick, strong.