At first, through analyse the influence on the soil, crops, groundwater and function of water body of sewage, the index system of sewage irrigation security appraisal have been set up.
首先，通过污水对土壤、农作物、地下水以及水体功能的影响分析，建立了污水灌溉安全性评价的指标体系。
Adopting appropriate irrigation system and soil management practices, the return water with low degree of mineralization can be reused.
采用混灌轮灌和良好的土壤改良管理措施，回归水可开发利用。
Research on soil moisture movement of drip irrigation, is the right design system and the premise and basis of field crops to high water management.
滴灌条件下土壤水分运移规律的试验研究，是正确设计滴灌系统和对田间作物水分进行精准管理的前提和基础。
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