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土壤改良利用分区是土壤组合及其他自然生态条件的综合性分区。它是在充分分析土壤普查各项资料的基础上,根据土壤的肥力属性和组合特点及其与自然条件和农业经济条件的内在联系,综合编制而成的。从区域性角度出发,分区图应指出各区土壤特点,生产上的主要矛盾和限制因素,因地制宜地提出土壤改良利用的主攻方向和措施,进一步为综合农业区划与农田基本建设,科学种田及改土培肥等项生产规划提供基本的科学依据。因此,土壤改良利用分区图是土壤普查重要的综合性成果。通县土壤改良利用分区基本资料编就后,同时开展了农业区划工作,两者既分工又衔接,业务内容上避免重复,直接体现了土壤普查成果为生产服务的一个方面。
Soil improvement and utilization zoning is a comprehensive division of soil composition and other natural ecological conditions. It is based on the full analysis of the data of the soil census, based on the soil fertility attributes and characteristics of the combination and its inherent relationship with the natural conditions and agricultural economic conditions, integrated compiled. From a regional point of view, zoning map should point out the characteristics of the soil, the main production contradictions and constraints, put forward the main directions for soil improvement and utilization measures and measures according to local conditions, and further for the comprehensive agricultural zoning and farmland construction, farming and soil improvement Fertilizer and other production planning provide the basic scientific basis. Therefore, zoning map of soil improvement and utilization is an important comprehensive result of soil census. After the Tongxian County Soil Improvement and Utilization Zoning Basic Data was compiled, agricultural zoning work was carried out at the same time. The two work both division of labor and convergence and avoidance of duplication of business content, directly reflecting one aspect of the soil census results for production services.