[R] regarding CCA plot

Gilson Correia de Carvalho b|og||@on @end|ng |rom gm@||@com
Sat Dec 9 15:58:22 CET 2023

Dear Shailendra,

For me the problem is not related to R or Rstudio or even vegan. The CCA
analysis can not be done with denuded site, as the sum will be zero.

"all row sums must be >0 in the community data matrix"

Best regards,


contém vírus.www.avg.com

Em sáb., 9 de dez. de 2023 às 06:50, shailendra pal <
palshailendra9 using gmail.com> escreveu:

> Hii rstudio members
> I am learning rstudio, For my manuscript I am trying to plot CCA using
> species and environmental data. But I am getting error like
> Error in cca.default(sptrans, envtrans) :
>   all row sums must be >0 in the community data matrix
> *My code is like *
> library(vegan)
> library(ggplot2)
> library(dplyr)
> rassspec<-read.csv("C:/Users/hp/Desktop/R_data/rassspec.csv", header=T,
> stringsAsFactors=T)
> rassevee<-read.csv("C:/Users/hp/Desktop/R_data/rassenv.csv", header=T,
> stringsAsFactors=T)
> sptrans <- decostand(rassspec, "hellinger")
> envtrans <- decostand(rassevee, "hellinger")
> vare.cca <- cca(sptrans, envtrans)
> Any kind of help will be appreciable
> Thanking you
> regards
> Shailendra Pal
> Research Scholar
> Plant Ecology Lab
> (Prof. S.C. Garkoti)
> School of Environmental Sciences
> JNU, New Delhi
> 110067
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Gilson Correia de Carvalho
Doutor em Ecologia *(PhD. in Ecology)*
Mestre em Ecologia e Biomonitoramento* (Master in Ecology and
Biomonitoring) *
Bacharel em Ciências Biológicas *(Bachelor in Biological Sciences)*
CV Lattes: http://lattes.cnpq.br/8361386734266580
ResearcherID: F-8051-2014
Scopus Author ID: 35236290200
ORCID ID: https://orcid.org/0000-0003-1800-888X
Google Scholar: Rj5FlvYAAAAJ&hl
Chefe do Departamento de Biotecnologia (Head of the Department of
Professor Associado I *(Associate Professor Level I of IV)*
Departamento de Biotecnologia *(Department of Biotechnology)*
Instituto de Ciências da Saúde *(Institute of Health Sciences)*
Universidade Federal da Bahia
*(Federal University of Bahia)*
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Holos Soluções Ambientais Ltda
Skype: bio_gilson
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