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根据青海省土壤水分资料、研究了旱作农业区各土层土壤贮水量变化规律和各土层的最大贮水、有效贮水量，分析了农业生产与土壤水分资源关系，为土壤水库潜力的开发利用提供依据。
According to the data of soil moisture in Qinghai Province, the law of soil water storage in different soil layers and the maximum water storage and effective water storage of each soil layer were studied. The relationship between agricultural production and soil water resources was analyzed and the potential of soil reservoir was developed Use to provide the basis.