用它计算的水面最大可能蒸发量乘以一定系数，便可换算成农田蒸散量。
The amount of evapotranspiration of farm land can be calculated by multiplying the largest possible evaporation capacity of water surface with a special coefficient.
结果表明，辽宁省农田蒸散量年内呈单峰形变化，峰值出现在玉米抽雄开花期。
The Results showed that the annual change of the actual evapotranspiration was in single-peak type, the peak value occurred during booting flower stage of corn.
以田间实验资料为基础，建立农田蒸散量和土壤相对含水量与潜在蒸散的函数关系。
On the basis of the experimental data in farmland, a function relationship between the potential evapotranspiration and the relative water content of the soil in the root zone was established.
主要介绍涡度相关技术测定湍流通量的原理，及其在农田蒸散量测定方面的国内外应用研究进展。
The principle of measuring turbulent flux by eddy covariance system and its application to field evapotranspiration measurement were introduced in this paper.
在探讨潜在蒸散量计算方法的基础上，计算出孟津县农田潜在蒸散量和土壤含水量；
The paper probes into the methods of calculating the potential evaporation and gives an appropriate method to calculate soil water content and potential evaporation.
本文在探讨潜在蒸散量计算方法的基础上，求出孟津县农田潜在蒸散量和土壤含水量；
The paper probes into the methods of calculating the potential evapouration, and chooses the appropriate method to calculate the soil water content and potential water evapouration.
喷灌农田的作物蒸散量通常小于地面灌农田。
The amount of evapotranspiration of surface irrigation field was a little larger than that of sprinkler irrigation field.
喷灌农田的作物蒸散量通常小于地面灌农田。
The amount of evapotranspiration of surface irrigation field was a little larger than that of sprinkler irrigation field.
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