气候变化背景下近30年祁连山高寒荒漠分布时空变化

张富广,曾彪,杨太保

Spatiotemporal distribution changes in alpine desert belt in Qilian Mountains under climate changes in past 30 years

ZHANG Fu-Guang,ZENG Biao,YANG Tai-Bao

表5 1990-2015年祁连山高寒草甸带-高寒荒漠带间过渡带上归一化植被指数(NDVI)与平均气温(T)和降水量(P)相关关系

Table 5 Correlation between climatic variables and normalized differential vegetation index (NDVI) in the transition zone between alpine meadow and alpine desert belt in the Qilian Mountains from 1990 to 2015

相关分析 Correlation coefficient 偏相关 Partial correlation coefficient 复相关 Complex correlation coefficient T P T/P P/T 东段 Eastern 0.848** 0.806** 0.518** 0.292** 0.862** 中段 Middle 0.649** 0.638** 0.265** 0.215** 0.669** 西段 Western 0.587** 0.564** 0.246** 0.160** 0.600**