environment variables

  1. C

    Site x species matrix and enviromental Variables. Which tests should I use

    Hello Talkstats Forum, I am currently doing my study with the theme: Effects of farming type and landscape density on carabid diversity and community structure in vineyards. My question is which tests should I use. In my research I have 18 vineyards. The vineyards are spreaded over...
  2. D

    Error in creating a raster stack - any suggestions on how to fix the problem?

    Hi I am trying to create a raster stack of several ASCII files for an environmental variable. This is what I have done so far: >files <- list.files(path=paste(system.file(package="dismo"), '/temperature', sep=''), pattern='asc', full.names=TRUE ) >files #gives me a list of the files...