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day2
2011 Sep 09
2
NMDS plot and Adonis (PerMANOVA) of community composition with presence absence and relative intensity
...t, I can produce a plot
but don't understand how to interpret it and I get an error message. Then I
want to make a PerMANOVA analysis comparing the different treatments with
each other.
I tried to look at similar problems but I get error messages.
Any ideas?
#NMDS
step1<-read.delim2("day20.txt", row.names=1)
library(clusterSim)
step2<-data.Normalization(step1,type="n10")
step3<-asin(sqrt(step2))*57.3
step4<-t(step3)
library(vegan)
step5<-data.matrix(vegdist(step4,method="bray"))
step6<-metaMDS(step5, autotransform=FALSE)
plot(step5)
Warning mes...