极端气候对陕西植被生产力时空变化的影响

王娟敏, 孙娴, 植石群, 程路, 刘爱君

Impact of extreme climate on the spatiotemporal changes of vegetation productivity in Shaanxi Province

WANG Juanmin, SUN Xian, ZHI Shiqun, CHENG Lu, LIU Aijun

表3 陕西省不同区域平均GPP与极端气候指数正负相关性面积占比统计

Tab.3 Statistics of area proportion of positive and negative correlation between the average GPP of different region in Shaanxi Province and extreme climate indices

极端气候指数 陕北 关中 陕南 全省 正相关 负相关 p<0.05 正相关 负相关 p<0.05 正相关 负相关 p<0.05 正相关 负相关 p<0.05 极端高温指数 71.4 28.6 27.8 51.5 48.5 36.2 75.6 24.4 33.5 63.9 37.1 38.7 极端低温指数 31.7 68.3 49.9 26.5 73.5 52.3 51.3 49.7 56.7 35.5 64.5 62.3 极端降水指数 42.7 57.3 54.7 78.5 21.5 59.5 87.3 12.7 52.4 76.9 33.1 58.6 极端干旱指数 11.4 88.6 63.2 26.9 73.1 68.2 43.9 56.1 65.3 33.9 67.1 61.2