抚顺地区参考作物需水量与气象因素的关系

Relation between consult crops water demand and meteorological phenomena in Fushun region

根据抚顺地区3个气象站10年的气象资料,应用Penman-Monteith公式计算了10年来每年(5～9月)各月的参考作物需水量ET0,分析了ET0的月际变化和年际变化特征,同时分析了各气象因素对ET0的影响。日照时数(H)是影响抚顺地区参考作物需水量ET0最主要因素。

The consult crops water demand ETO of every month (5~9 month) in ten years is calculated with Penman-Monteith formula. The monthly variation and the yearly variation of ETO are analysed,. The influence of meteorological phenomena to ETO is analysed. The sunshine is main factor influencing the consult crops water demand in Fushun region.