Liu W Z.Hunsaker D J.Li Y S Interrelations of yield, evapotranspiration, and water use efficiency from marginal analysis of water production functions 2002是什么意思_Liu W Z.Hunsaker D J.Li Y S Interrelations of yield, evapotranspiration, and water use efficiency from marginal analysis of water production functions 2002在线翻译_英语_读音_用法_例句