5年降水限制后荒漠草原植物多样性和生产力恢复特征
郝芳唯, 宋兆斌, 李香云, 岳平, 张晓雪, 王怀海, 赵杏花, 左小安

Restoring characteristics of plant diversity and productivity in desert steppe after a 5-year precipitation reduction treatment
Fangwei Hao, Zhaobin Song, Xiangyun Li, Ping Yue, Xiaoxue Zhang, Huaihai Wang, Xinghua Zhao, Xiaoan Zuo
图4 生长季降水对退化植被恢复过程中植物多样性和生产力影响的结构方程模型及效应值
注:箭头上的值是标准化的路径系数,表示变量之间的关系。在每个模型的响应变量旁边显示了方差解释的比例(R2)。*表示P<0.05,**表示P<0.01,***表示P<0.001
Fig.4 Structural equation model of the effects of growing season precipitation on plant diversity and productivity during the restoration of degraded vegetation and effect size