高山垫状植物团状福禄草开花面积与方位随海拔的变化及其适应性

张亚洲, 王淞伟, 何小芳, 杨扬, 陈建国, 孙航

Altitudinal variation in flowering area and position and their ecological significances of an alpine cushion Arenaria polytrichoides, a gynodioecious herb

ZHANG Ya-Zhou, WANG Song-Wei, HE Xiao-Fang, YANG Yang, CHEN Jian-Guo, SUN Hang

表2 植株开花面积与影响因子间作用的混合效应模型及模型选择结果

Table 2 Results of mixed effect models and selecting models of cushion flowering area and the explainary variables

模型系数 Value 标准误差 SE z p w AICc 截距 Intercept 1.919 1 0.186 3 10.300 0 <0.001 - 海拔 Altitude -0.000 3 0.000 0 -8.020 0 <0.001 1 -401.4 性别 Gender 0.035 4 0.014 4 2.460 0 0.014 0.88 植株大小 Plant size -0.001 2 0.000 2 -5.210 0 <0.001 1