Description Usage Format Details References Examples
Undergrowth herb data of pine-oak codominant mixed forests in the Qinling Mountains
1 | data("herbdata")
|
A data frame with 229 observations on the following 4 variables.
plot.id
Identification number of sample plots
spe.id
Identification number of tree species
coverage
Coverage of herb species
abundance
Abundance of herb species
Twenty 20*20 m plots were established for the pine-oak codominant mixed forests within the Qinling National Forest Ecosystem Research Station (Huoditang forest)
Chai ZZ, Wang DX. 2016. Environmental influences on the successful regeneration of pine-oak mixed forests in the Qinling Mountains, China. Scandinavian Journal of Forest Research,31(4):368-381.DOI:10.1080/02827581.2015.1062912
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