波涌灌溉土壤间歇入渗数学模型是进行波涌灌溉田面水流运动数值模拟和灌水方案优化设计的基础。
Infiltration model for surge irrigation is the base of surface water flow movement simulation and irrigation scheme design of surge irrigation.
某些灌溉措施会降低土壤质量，降低农业生产力。
Certain irrigation practices degrade soil quality and reduce agricultural productivity.
采用咸淡水交替灌溉可以降低土壤含盐量，增加棉花产量。
Irrigation with saltish and fresh alternatively can decrease soil salt content and increase cotton yield.
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