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腾格里沙漠东南缘荒漠草地不同群落类型土壤有机碳分布及储量特征
杨昊天,王增如*(),贾荣亮
Distribution and storage of soil organic carbon across the desert grasslands in the southeastern fringe of the Tengger Desert, China
YANG Hao-Tian,WANG Zeng-Ru*(),JIA Rong-Liang

图2. 不同类型群落土壤有机碳密度特征(平均值±标准偏差)。群落类型代码见表1。不同字母表示不同群落土壤有机碳密度差异显著(p < 0.05)。

Fig. 2. Soil organic carbon density in different depth for different community types (mean ± SD). The abbreviations of community types are the same as in Table 1. Different superscript letters indicate significant difference of soil organic carbon density between different communities (p < 0.05).