作物水分生产函数的名称不能确切反映作物产量与水分关系的数学特点。
The term water production function does not reflect statistical characteristics of the relationship between crop yield and water.
利用水分平衡法测定谷子全生育期的需水量及各生育阶段的需水量，从而探讨产量与需水量的关系。
Water requirements were measured by making use of water equilibrium, in the whole growing period and each growing stage to study the relations between millet yield and water requirement.
通过试验及分析建立了春小麦滴灌次数、滴灌定额与作物产量及灌溉水分生产率的函数关系。
The function of drip irrigation frequency, drip irrigation quota and crop yields, irrigation water productivity is established through the experiment values and data analysis.
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