EvapoTransp {pder} | R Documentation |
Evapotranspiration
Description
a pseudo-panel of 86 areas from 2008
number of observations : 430
number of individual observations : 5
country : France
package : panel
Chapter : 10
Usage
data(EvapoTransp)
Format
A dataframe containing:
- id
observation site
- period
measuring period
- et
evapotranspiration
- prec
precipitation
- meansmd
mean soil moisture deficit
- potet
potential evapotranspiration
- infil
infiltration rate
- biomass
biomass
- biomassp1
biomass in early growing season
- biomassp2
biomass in main growth period
- biomassp3
peak biomass
- biomassp4
peak biomass after clipping
- biomassp5
biomass in autumn
- plantcover
plant cover
- softforbs
soft-leaved forbs
- tallgrass
tall grass
- diversity
species diversity
- matgram
mat-forming graminoids
- dwarfshrubs
dwarf shrubs
- legumes
abundance of legumes
Source
kindly provided by the authors
References
Obojes, N.; Bahn, M.; Tasser, E.; Walde, J.; Inauen, N.; Hiltbrunner, E.; Saccone, P.; Lochet, J.; ClĂ©ment, J. and S. Lavorel (2015) “Vegetation Effects on the Water Balance of Mountain Grasslands Depend on Climatic Conditions”, Ecohydrology, 8(4), 552-569, doi: 10.1002/eco.1524 .
Examples
#### Example 10-14
## ------------------------------------------------------------------------
## Not run:
data("EvapoTransp", package = "pder")
data("etw", package = "pder")
if (requireNamespace("splm")){
library("splm")
evapo <- et ~ prec + meansmd + potet + infil + biomass + plantcover +
softforbs + tallgrass + diversity + matgram + dwarfshrubs + legumes
semsr.evapo <- spreml(evapo, data=EvapoTransp, w=etw,
lag=FALSE, errors="semsr")
summary(semsr.evapo)
}
## ------------------------------------------------------------------------
library("plm")
if (requireNamespace("lmtest")){
coeftest(plm(evapo, EvapoTransp, model="pooling"))
}
## ------------------------------------------------------------------------
if (requireNamespace("lmtest") & requireNamespace("splm")){
coeftest(spreml(evapo, EvapoTransp, w=etw, errors="sem"))
}
#### Example 10-17
## ------------------------------------------------------------------------
if (requireNamespace("lmtest")){
saremsrre.evapo <- spreml(evapo, data = EvapoTransp,
w = etw, lag = TRUE, errors = "semsr")
summary(saremsrre.evapo)$ARCoefTable
round(summary(saremsrre.evapo)$ErrCompTable, 6)
}
## End(Not run)