78: Effects of moisture on decomposition rates according to the...

Description Usage Arguments Value Author(s) References Examples

Description

Calculates the effects of precipitation and potential evapotranspiration on decomposition rates.

Usage

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fW.Century(PPT, PET)

Arguments

PPT

A scalar or vector containing values of monthly precipitation.

PET

A scalar or vector containing values of potential evapotranspiration.

Value

A scalar or a vector containing the effects of precipitation and potential evapotranspiration on decomposition rates (unitless).

Author(s)

Carlos A. Sierra, Markus Mueller

References

Adair, E. C., W. J. Parton, S. J. D. Grosso, W. L. Silver, M. E. Harmon, S. A. Hall, I. C. Burke, and S. C. Hart (2008), Simple three-pool model accurately describes patterns of long-term litter decomposition in diverse climates, Global Change Biology, 14(11), 2636-2660. \ Parton, W. J., J. A. Morgan, R. H. Kelly, and D. S. Ojima (2001), Modeling soil C responses to environmental change in grassland systems, in The potential of U.S. grazing lands to sequester carbon and mitigate the greenhouse effect, edited by R. F. Follett, J. M. Kimble and R. Lal, pp. 371-398, Lewis Publishers, Boca Raton.

Examples

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PPT=seq(0,1500,by=10)
PET=rep(1500,length(PPT))
PPT.PET=fW.Century(PPT,PET)
plot(PPT/PET,PPT.PET, 
     ylab="f(PPT, PET) (unitless)", 
     main="Effects of precipitation and potential evapotranspiration on decomposition rates")

Example output

Loading required package: deSolve
Loading required package: parallel
Loading required package: RUnit

SoilR documentation built on May 4, 2017, 9:08 p.m.

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