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通过在同一个监测点长年定点监测调查测土配方施肥与常规施肥及空白等数据的调查分析,探索不同肥料配比情况下,土壤与肥料对棉花产量的贡献大小,用以指导农民更好施肥。该地土壤为典型黄壤潮土,为尉犁县代表性土壤,土壤基础肥力中上等。一、监测点肥料投入状况分析该监测点为连续7年来一直固定地点施用配方肥和常规施肥。应用测土配方施肥技术施用配方肥和常规施肥肥料投入状况比较分析如下:
Through the investigation and analysis of the data of soil testing and formula-fertilization as well as conventional fertilization and blank fertilization in the same monitoring point for many years, the contribution of soil and fertilizer to cotton yield was explored under different fertilizer ratios to guide farmers better Fertilization. The soil is typical yellow soil fluvial soil, which is the representative soil of Yuli County. First, the monitoring point fertilizer input analysis The monitoring point for seven consecutive years has been a fixed place of application of fertilizer and conventional fertilization. The application of soil testing and formula fertilization technology application of conventional fertilizers and fertilizer fertilizer inputs as follows: