河西走廊中部草地土壤有机碳空间分布特征

马剑, 田晓萍, 李宁, 毛军平, 苏付荣, 李小鹏

Distribution characteristics of soil organic carbon in the middle section of Hexi Corridor

Jian Ma, Xiaoping Tian, Ning Li, Junping Mao, Furong Su, Xiaopeng Li

图3 土壤有机碳含量、有机碳密度与环境因子的相关性 注：*表示P<0.05，**表示P<0.01，***表示P<0.001

Fig.3 The correlation between soil organic carbon content， organic carbon density and environmental factors