Water is the main factor influencing crop yield in dryland areas, and the efficient way to increase crop yield is to improve utilization efficiency of precipitation.
水分是限制旱地作物产量最主要的因素，提高自然降水利用效率是增加旱地作物产量的有效途径。
In the realization of water resources, recycling and efficient use of water resources development and utilization of.
水资源，回收利用和水资源开发和利用的有效利用，实现。
For this reason, the scientific and reasonable water resources protection planning should be formulated to realize the high efficient utilization and effective protection of water resources.
为此，必须制定科学、合理的水资源保护规划，以实现水资源的高效利用和有效保护。
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