不同草地类型土壤丛枝菌根真菌群落特征及其驱动因素

陈科宇, 邢森, 唐玉, 孙佳慧, 任世杰, 张静, 纪宝明

Arbuscular mycorrhizal fungal community characteristics and driving factors in different grassland types

CHEN Ke-Yu, XING Sen, TANG Yu, SUN Jia-Hui, REN Shi-Jie, ZHANG Jing, JI Bao-Ming

图4 不同草地类型土壤丛枝菌根真菌群落特征的驱动因素。黑色实线为显著影响; 灰色虚线为不显著影响; 黑色实线上数字代表路径系数; *, p < 0.05; **, p < 0.01。Chi/df, 卡方/自由度; GFI, 适配度指数; RMSEA, 近似均方根误差。

Fig. 4 Final structural equation for arbuscular mycorrhizal fungal community diversity and composition affected by environmental variables. Black full lines represent significant affect paths; gray dotted lines represent unsignificant affect paths; the number on black full lines represent path coefficient; *, p < 0.05; **, p < 0.01. Chi/df, chi-square/degree of freedom; GFI, goodness of fit index; RMSEA, root mean square error of approximation.