大兴安岭植被变绿速率对霜冻的响应研究

温智虹, 邓国荣, 赵建军, 张洪岩, 郭笑怡

Response of velocity of vegetation greenup to frost in the Greater Khingan Mountains

WEN Zhihong, DENG Guorong, ZHAO Jianjun, ZHANG Hongyan, GUO Xiaoyi

表1 不同生态地理分区下植被变绿速率和霜冻的偏相关系数

Tab.1 Partial preseason correlation between velocity of vegetation greenup (Vgreenup) and frost in different eco-geographical regions

生态地理分区 霜冻天数 霜冻强度 大兴安岭北段山地落叶针叶林区(ⅠA1) -0.42* -0.49** 大兴安岭中段山地草原森林区(ⅡB2) -0.23 0.19 大兴安岭北段西侧森林草原区(ⅡB3) -0.48** -0.36* 大兴安岭南段草原区(ⅡC2) 0.18 0.15