Standardization of crop irrigation using the agrohydrological characteristics, such as texture, bulk density, soil moisture under the lowest water capacity and wilting moisture is investigated .

用土壤的农业水文学特征，如土壤质地、土壤容量、最低田间含水量和萎蔫下的土壤含水量对作物灌溉的规范化进行了研究。

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The critical soil water capacity was 9.78% when Starkrimson young apple trees needed irrigation.

对新红星苹果幼树灌溉的临界土壤含水量轻壤土为9.78％；

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It is based on actual evapotranspiration capacity, effective rainfall and water reserve of soil to forecast irrigation time.

以实际蒸发蒸腾量、有效降雨量和土壤贮水量来预报未来灌水时间。

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