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1试验目的为了摸清和掌握泽普县小麦生产优化施肥数量,基肥、追肥分配比例、土壤养分校正系数、养分吸收量、土壤供肥能力和肥料利用率参数,建立合理的施肥指标体系,根据测土配方施肥技术项目要求特安排本试验。
1 Objectives of the experiment In order to find out and optimize the quantity of fertilized wheat, the distribution ratio of basal fertilizer, top dressing, soil nutrient correction coefficient, nutrient uptake, soil fertility and fertilizer utilization rate in Zepu County, a reasonable fertilization index system was established. According to Soil testing and fertilization technology projects require special arrangements for the test.