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1试验目的为了获得冬小麦最佳施肥量、施肥比例、施肥时期、施肥方法,建立施肥指标体系,摸清土壤养分校正系数,土壤供肥能力,冬小麦养分吸收量和肥料利用率等基本参数,构建冬小麦施肥模型,为疏勒县冬小麦施肥区和肥料配方提供依据。
1 Objectives of the experiment In order to obtain the optimum fertilization rate, fertilization ratio, fertilization period, fertilization method, establish fertilization index system, find out the basic parameters of soil nutrient correction coefficient, soil fertility, winter wheat nutrient uptake and fertilizer utilization, The winter wheat fertilization model provides the basis for the winter wheat fertilization area and the fertilizer formula in Shule County.