With FAO irrigation and drainage series books 56th part Penman-Monteith formula, computation program of ET0 had been developed about day and month as time unit, and ET value would be known while giving crop coefficient Kc.
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- 運用FAO灌溉排水叢書(shū)第56 分冊提供的Penman-Monteith公式,編制了以日和月為時(shí)間單位的計算ET0 程序,通過(guò)調用Kc參數表,可計算出ET;
