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一、选用良种精选种子大豆必须选用耐肥、抗倒、抗病虫的品种。如长农5号、九农20号等。种子要进行人工粒选,选后进行发芽试验,发芽率必须在95%以上。种子用钼酸铵或胡砂拌种,将钼酸铵或硼砂研细,每公斤种子用2克细粉干拌。二、合理选茬施足底肥大豆对前茬的要求不严格,但忌重迎茬,也不宜种在其它豆类作物之后。
First, the selection of seed selection Soybean must choose resistant, anti-down, pest-resistant varieties. Such as Changnong 5, nine farmers on the 20th and so on. Seeds should be artificial particle selection, after the election germination test, the germination rate must be above 95%. Seed with ammonium molybdate or sand dressing, the ammonium molybdate or borax research fine, with 2 grams of powder per kilogram of dry mix. Second, the rational selection and application of adequate fertilizer Soybean on the requirements of the previous crop is not strict, but avoid heavy stubble, it is not appropriate to grow behind other legumes.