potential evapotranspiration

Effect of climatic change on potential evapotranspiration in Turpan region

吐鲁番地区气候变化对参考作物蒸散量的影响

Simulation of influence of global climate change on potential evapotranspiration rate ( PER) in Sichuan Basin

全球气候变化对四川盆地可能蒸散率（PER）的影响模拟

The determination of evaporation amount and potential evapotranspiration is an important lank in hydrological calculation and hydrological forecast.

在水文计算与水文预报中，蒸发量与蒸发能力的确定是十分重要的环节。

Agricultural climate division of Hebei Province based on potential evapotranspiration and surface aridity index

基于潜在蒸散和干燥度指数的河北省农业气候区划

The annual average evaporation of free water is 1194.5! mm. The potential evapotranspiration is much smaller than the evaporation of free water in dry season while the both are very close in wet season.

林外自由水面蒸发年平均为11945mm，干季林内蒸散力明显小于林外自由水面的蒸发，而湿季两者又十分接近，因此，两者相比可用来作为该地区划分干湿季的一个参考指标。

The resistance of stomatic diffusion, evapotranspiration rate and daily progress of water potential in leaves of the four kinds of crops were determined at the same time in their heading stages.

在四种作物的抽穗期同时测定其气孔扩散阻力、蒸腾速率与叶水势日变化。

Considering global climate change unusually in precipitation and temperature, the author simulated its influence on the Potential Evapotranspiration Rate ( PER) in Sichuan Basin under five kinds of climate combinations in the future using information technology.

针对目前全球气候在降水和温度方面异常变化的情况，本文在利用信息技术对四川盆地的可能蒸散率（PER）在未来5种水热组合下的变化情况进行了模拟。

Improved method for computing amount of evaporation and potential evapotranspiration

计算蒸发量蒸散发能力的改进方法

NOAA/ AVHRR and DEM ( Digital Elevation Model) together with the measured meteorological data are applied to modify Penman Formula. And the monthly potential evapotranspiration of Yarlung Tsangpo River Basin is calculated with the modified Penman Formula.

文中用NOAA数据、DEM数据结合实测气象数据对Penman公式进行修正，再用修正后的Penman公式计算雅鲁藏布江流域潜在蒸散量。

A study of relation of leaf water potential with resistance of stomatic diffusion and evapotranspiration rate of millet, broom corn millet, sorghum and corn

谷子、糜子、高粱、玉米抗旱品种气孔扩散阻力、蒸腾速率、叶水势关系的研究