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河南省驻马店地区农机推广站于1988年引进了小麦精播技术,实践证明:精播比常播的成穗率增加11.94％,平均增产10.4％。 一、小麦精播应具备的条件及要求 1.准备精播的地块应土、肥、水条件较好,原单产在300—350公斤,并要深耕细耙,土地平整,播种时应有较好的底墒。 2.科学施肥,对精播地块土壤进行化验,采取配方施肥,土壤中缺什么就施什么。
Agricultural Machinery Extension Station in Zhumadian District of Henan Province introduced the precision sowing technology of wheat in 1988. Practice has proved that the slenderness rate of sowing sowing increased by 11.94% and the average yield was 10.4%. First, the precision of wheat should have the conditions and requirements 1. Preparation of precision broadcast plots should be soil, fertilizer, water conditions are better, the original yield of 300-350 kg, and to cultivate fine rake, land formation should be sown Better end of moisture. 2. Scientific fertilization, the fine broadcast plots of soil testing, to take the formula fertilization, what is lacking in the soil on what.