library(vegan) data(BCI) diversity(colSums(BCI)) # vector of sums is all you need ## vegan 2.6-0 in github has 'groups' argument for ... ... <看更多>
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library(vegan) data(BCI) diversity(colSums(BCI)) # vector of sums is all you need ## vegan 2.6-0 in github has 'groups' argument for ... ... <看更多>