湘西州地区生态系统服务价值时空特征及驱动分析

李静芝, 王苗, 冯文静, 李彬

The characteristics and driving factors of spatiotemporal changes in the ecosystem service value in Xiangxi, Hunan, China

LI Jingzhi, WANG Miao, FENG Wenjing, LI Bin

表8 湘西州生态系统服务价值回归模型

Tab.8 Ecosystem service value regression models of each service in the study area

生态系统服务价值类型/亿元	回归模型^①	调整后R²
生态系统服务总价值	$y = - 4.361 X_{7} + 754.142$	0.609
生态系统服务总价值	$y = - 12.148 X_{7} + 0.006 X_{15} + 761.993$ $\begin{array}{l} y = - 6.133 X_{7} + 0.004 X_{15} + \\ 0.025 X_{18} - 2.661 \times 10^{4} \end{array}$	0.836 0.984
供给服务价值	$y_{1} = - 0.200 X_{6} + 70.145$	0.604
供给服务价值	$y_{1} = - 0.242 X_{7} + 42.088$	0.610
调节服务价值	$y_{2} = - 2.926 X_{7} + 508.02$	0.608
调节服务价值	$y_{2} = - 8.171 X_{7} + 0.004 X_{15} + 513.340$	0.837
支持服务价值	$y_{3} = - 0.996 X_{7} + 170.300$	0.610
文化服务价值	$y_{4} = - 0.197 X_{7} + 33.695$	0.609