基于Budyko理论分析珠江流域中上游地区气候与植被变化对径流的影响*

李天生, 夏军

Analysis of the Influence of Climate and Vegetation Change on Runoff in the Middle and Upper Reaches of the Pearl River Basin Based on Budyko Hypothesis*

Tiansheng Li, Jun Xia

表2 研究区域参数nt逐步拟合分析结果

Table 2 Stepwise regression results of parameter nt in study catchment

变量 步数 R2 R2 增量 NDVIt 1 0.2 St 2 0.7 0.5 Tt 3 0.77 0.07 Pt 4 0.8 0.03 RHt 5 0.82 0.02 u2t 6 0.84 0.02