1991—2015年三江源河曲高寒草甸干湿状况及牧草产量变化的气候归因研究
罗谨,王军邦,杨永胜,张光茹,祝景彬,贺慧丹,李英年

Analysis of surface humid level and climatic attribution of forage yield changes in Hequ alpine meadow from 1991 to 2015
Jin LUO,Junbang WANG,Yongsheng YANG,Guangru ZHANG,Jingbin ZHU,Huidan HE,Yingnian LI
图4 1991—2015年河曲高寒草甸潜在蒸散(ET0)与湿润指数(K)年平均变化
Fig.4 Variation s of annual average potential evapotranspiration and humid index in Hequ Alpine meadow from 1991 to 2015