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上海市东风农场为科学种田提供可靠依据,从连队到场部建立了一套完整的农田档案。该场去年利用了8个月的时间,普查了全场农田土壤,采集9,627个土壤样品,进行了33,602份次土壤的物理、化学性质的测定分析。绘制了连队二千分之一的《土壤图》、《综合养分图》各二套,绘制了全场五千分之一的《土壤图》、《土壤有机质图》、《土壤酸碱度图》、《综合养分图》、《土地评级图》、《土壤水解氮图》、《土壤有效磷图》、《地下水矿化度图》、《土地利用现状图》和布点图等共11种各二套。还
Dongfeng farm in Shanghai provides a reliable basis for scientific farming, from the company to the scene to set up a complete set of farmland files. Last year, the farm utilized 8 months to survey the entire farmland soils and collected 9,627 soil samples. The physical and chemical properties of 33,602 soil samples were analyzed. Draw two sets of “soil map” and “comprehensive nutrient map” of one thousandth of a company, and draw a map of “soil map”, “soil organic matter map” and “soil pH diagram” “Integrated Nutrient Map”, “Land Rating Chart”, “Soil Hydrolysis Nitrogen Diagram”, “Soil Phosphorus Diagram”, “Groundwater Mineralization Diagram”, “Land Use Status Map” . also