Computes and Compares Species Richnesses


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Documentation for package ‘rich’ version 1.0.1

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c2cv Comparison of 2 values of species richness using a randomization procedure
c2m Compares 2 mean values using a randomization test
ea Soil macrofauna in a tropical field under traditional slash-and-burn (Elahe, French Guiana)
ef Soil macrofauna in a tropical forest site (Elahe, French Guiana)
efea Soil macrofauna in a tropical forest site and cultivated plot (traditional slash-and-burn, Elahe, French Guiana)
efeb Soil macrofauna in a tropical forest site before and after deforestation (traditional slash-and-burn, Elahe, French Guiana)
rarc Computes rarefaction curves and statistical envelop
raref Estimates the species richness for a given number of sampled individuals on the basis of the corresponding rarefaction curve
raref2 Estimates the species richness for a given number of sampled individuals on the basis of the corresponding rarefaction curve
rich Species richness, their confidence interval and other useful indices
shared Computes the number of species shared by groups of sampling units and other useful statistics
Tomicus Maximum temperature at sites hosting 2 species of closely related bark-beetles of genus Tomicus