甘南高寒草甸群落的物种-多度关系沿坡向的变化

李全弟,刘旻霞,夏素娟,南笑宁,蒋晓轩

Changes in species-abundance relationships of plant communities with slopes in alpine meadows of Gannan, China

LI Quan-Di,LIU Min-Xia,XIA Su-Juan,NAN Xiao-Ning,JIANG Xiao-Xuan

表1 甘南高寒草甸实验样地区域概况(平均值±标准误差)

Table 1 Alpine meadows of Gannan overview of the studied area (mean ± SE)

坡向 Slope aspect 经度 Longitude (°E) 纬度 Latitude (°N) 坡向定位 Aspect orientation 坡度 Slope aspect (°) 海拔 Altitude (m) 南坡 South 34.93 102.9 0° 30.7 ± 1.5a 3 009 南偏东 Southeast 34.93 102.9 45° 31.0 ± 2.3a 3 001 东坡 East 34.93 102.9 90° 22.8 ± 2.8b 3 000 北偏东 Northeast 34.93 102.9 135° 14.9 ± 2.4c 3 001 北坡 North 34.93 102.9 180° 16.5 ± 3.5c 2 900