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Effects of soil phosphorus heterogeneity on tree species diversity and community phylogenetic structure in the Xishuangbanna tropical seasonal rainforest in southwestern China. RTR, rarefied tree richness, rarefied to the smallest sample size of 84; eH′, effective number of species, with H′ as the Shannon–Wiener index; NRI, net relatedness index; CV_EP, the coefficient of variation of EP, Ln‐transformed; see section 2
