envdata: Survey data of Environmental factors for pine-oak mixed...

In Zongzheng/forestHES: Forest health evaluation system at the forest stand level in China

Description

Environmental factors of pine-oak codominant mixed forests in the Qinling Mountains

Usage

data("envdata")

Format

A data frame with 20 observations on the following 16 variables.

plot.id

Identification number of sample plots

Ele

Elevation

SLP

Slope position

Asp

Slope aspect

SLG

Slope gradient

TN

Total nitrogen

TP

Total phosphorus

TK

Total potassium

OM

Organic matter

pH

pH value

AN

Available nitrogen

AP

Available phosphorus

AK

Available potassium

BA

Base area

AD

Average tree DBH

AH

Average tree height

Details

Twenty 20*20 m plots were established for the pine-oak codominant mixed forests within the Qinling National Forest Ecosystem Research Station (Huoditang forest)

References

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

Examples

data(envdata)
envdata

Zongzheng/forestHES documentation built on May 10, 2019, 1:59 a.m.