凉山山系大熊猫和黑熊适宜生境预测及重叠分析

和梅香, 陈俪心, 罗概, 古晓东, 王戈, 冉江洪

Suitable habitat prediction and overlap analysis of two sympatric species, giant panda (Ailuropoda melanoleuca) and Asiatic black bear (Ursus thibetanus) in Liangshan Mountains

Meixiang He,Lixin Chen,Gai Luo,Xiaodong Gu,Ge Wang,Jianghong Ran

表3 环境因子对物种分布模型的置换重要性(%)

Table 3 The permutation importance of environmental variables for species distribution models (%)

环境因子 Variables 大熊猫 Ailuropoda melanoleuca 黑熊 Ursus thibetanus 环境因子 Variables 大熊猫 Ailuropoda melanoleuca 黑熊 Ursus thibetanus 距居民点距离 Distance to residents 31.8 59.7 坡度 Slope 4.2 1.7 距道路距离 Distance to roads 4.9 6.4 坡向 Aspect 1.5 2.3 植被类型 Vegetation types 10.9 2.5 坡位 Position on slope 1.1 2.8 年最大EVI指数 Annual maximum EVI 1.9 6.9 距河流距离 Distance to rivers 2.8 1.6 年平均EVI指数 Annual average EVI 1.7 1.4 最干季降水量 Percipitation of driest quarter (Bio17) 4.8 3.7 海拔 Altitude 26.4 9.6 最冷季均温 Mean temperature of coldest quarter (Bio11) 8 1.5