青海省森林土壤磷储量及其分布格局
唐立涛,刘丹,罗雪萍,胡雷,王长庭(
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Forest soil phosphorus stocks and distribution patterns in Qinghai, China
TANG Li-Tao,LIU Dan,LUO Xue-Ping,HU Lei,WANG Chang-Ting()
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图8. 土壤磷与环境因子之间的关系。红线代表正相关, 蓝线代表负相关, 虚线代表相关性不显著。*, p < 0.05; **, p < 0.01; ***, p < 0.001。AGFI, 调整后适配度指数; CHI, 卡方值; DF, 自由度; GFI, 适配度指数; RMSEA, 近似误差均方根。
Fig. 8. Relationships between soil phosphorus and environmental factors. The red line represents a positive correlation, the blue line a negative correlation, and the dotted line an insignificant correlation. *, p < 0.05; **, p < 0.01; ***, p < 0.001. AGFI, adjusted goodness-of-fit index; CHI, Chi-Square; DF, degrees of freedom; GFI, goodness-of-fit index; RMSEA, root mean square error of approximation.
