1试验目的为获得温泉县玉米种植的最佳施肥量、施肥比例、施肥方法,建立施肥指标体系。摸清土壤供肥能力、玉米养分吸收量和肥料利用率等基本参数,构建玉米施肥模型,为肥料配方提供依据。 1 The purpose of the experiment To obtain the best fertilization rate, fertilization rate and fertilization method for corn planting in Wenquan County, establish fertilization index system. To find out the soil fertility, nutrient uptake of maize and fertilizer utilization rate and other basic parameters, build corn fertilization model, provide the basis for fertilizer formula.