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
表1 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方差分析
Table 1 Variance analysis of the effects of growing season precipitation on plant diversity and productivity during the restoration of degraded vegetation
指标干旱处理年份
物种丰富度2.6233.17***
密度8.13**12.55***
株高7.18*0.91
比叶面积0.0051.25***
叶干物质含量2.321.41
叶片厚度1.00300.22***
叶片碳含量3.8411.08**
叶片氮含量16.36***86.15***
地上净初级生产力3.2622.07***