黄河水源涵养区水碳变量的时空变化特征及其影响因素

公丽, 梁康, 刘昌明

Spatial and temporal variation characteristics of the water and carbon variables in the water conservation zone of the Yellow River and their influencing factors

GONG Li, LIANG Kang, LIU Changming

表1 黄河水源涵养区水碳变量变化的主导驱动因子的偏相关系数及其栅格面积比例

Tab.1 Partial correlation coefficient and grid area ratio of the main driving factors of water and carbon variable change in the water conservation zone of the Yellow River

水碳变量 驱动因子 P T VPD RH RN U LAI GPP 系数 — 0.51~0.97 — 0.62~0.97 0.53~0.97 — 0.51~0.97 比例/% — 0.24 — 0.24 2.38 — 97.14 NPP 系数 -0.68~0.92 -0.59~0.93 -0.51~0.93 -0.56~0.93 -0.64~0.93 -0.58~0.93 -0.62~0.93 比例/% 7.12 2.24 8.24 12.36 13.11 6.74 50.19 CUE 系数 -0.68~0.84 -0.60~0.93 -0.64~0.93 0.50~0.93 -0.64~0.93 -0.80~0.93 -0.89~0.93 比例/% 11.55 4.78 10.36 21.91 15.54 10.36 25.50 ET 系数 0.50~0.94 0.54~0.94 0.53~0.91 0.54~0.94 0.52~0.97 -0.61~0.97 0.51~0.97 比例/% 21.30 1.67 0.48 6.46 51.67 1.20 17.22 R 系数 -0.50~0.96 -0.70~0.96 -0.58~0.96 -0.52~0.96 -0.68~0.96 -0.84~0.96 -0.68~0.92 比例/% 65.46 6.08 0.28 8.01 5.25 3.59 11.33 WUE 系数 -0.58~0.98 — -0.80~0.98 — -0.70~0.98 -0.53~0.98 0.50~0.98 比例/% 0.49 — 0.98 — 1.72 2.21 94.60