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SoilR (version 1.0-0)

Models of Soil Organic Matter Decomposition

Description

This package contains functions for modeling Soil Organic Matter decomposition in terrestrial ecosystems.

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Version

Install

install.packages('SoilR')

Monthly Downloads

389

Version

1.0-0

License

GPL-3

Maintainer

Markus Mueller

Last Published

April 1st, 2012

Functions in SoilR (1.0-0)

ThreepParallelModel

Implementation of a three pool model with parallel structure
getC14

access to the C content of the pools
fT.linear

Effects of temperature on decomposition rates according to a linear model
is.negative

is negative
TimeMap.new

TimeMap new
fT.Daycent2

Effects of temperature on decomposition rates according to the DAYCENT model
fT.RothC

Effects of temperature on decomposition rates according to the functions included in the RothC model
RespirationCoefficients

RespirationCoefficients
fW.Demeter

Effects of moisture on decomposition rates according to the DEMETER model
GeneralModel_14

The most general costructor for class Model14
C14Atm

$^{14}C$ fraction in per mille
fT.Century2

Effects of temperature on decomposition rates according the the CENTURY model
NpYdot

NpYdot
getC

access to the C content of the pools
fW.Daycent2

#Effects of moisture on decomposition rates according to the DAYCENT model
SoilR.euler

SoilR euler
ThreepFeedbackModel

Implementation of a three pool model with feedback structure
fW.Century

Effects of moisture on decomposition rates according to the CENTURY model
fT.LandT

Effects of temperature on decomposition rates according to a function proposed by Lloyd and Taylor (1994)
solver

solver
C14Atm_NH

$^{14}C$ fraction in per mille
fW.Standcarb

Effects of moisture on decomposition rates according to the StandCarb model
OnepModel

Implementation of a one pool model
TwopSeriesModel

Implementation of a two pool model with series structure
getRelease14

access to the C content of the pools
correctnessOfModel

correctnessOfModel
fT.Q10

Effects of temperature on decomposition rates according to a Q10 function
getTimeRange

getTimeRange
ThreepSeriesModel

Implementation of a three pool model with series structure
getReleaseFlux

access to the C content of the pools
lambda

The assumed decay constant for $^{14}C$
fW.RothC

Effects of moisture on decomposition rates according to the RothC model
fT.Arrhenius

Effects of temperature on decomposition rates according the Arrhenius equation
GeneralModel

The most general costructor for class Model
SoilR-package

Models of Soil Organic Matter Decomposition
Model_14-class

Model_14
Model-class

Model
fT.Standcarb

effects of temperature on decomposition rates according to the StandCarb model
RothCModel

Implementation of the RothCModel
getFunctionDefinition

getFunctionDefinition
getRelease

access to the C content of the pools
fT.Century1

Effects of temperature on decomposition rates according the the CENTURY model
fT.KB

Effects of temperature on decomposition rates according to a model proposed by M. Kirschbaum (1995)
ParallelModel

ParallelModel
TimeMap.from.Dataframe

TimeMap from Dataframe
TwopParallelModel

Implementation of a two pool model with parallel structure
TimeMap-class

TimeMap S4 class
TwopFeedbackModel

Implementation of a two pool model with feedback structure
fT.Daycent1

Effects of temperature on decomposition rates according to the DAYCENT model
deSolve.lsoda.wrapper

deSolve lsoda wrapper
fT.Demeter

effects of temperature on decomposition rates according to the DEMETER model
ICBMModel

Implementation of the Introductory Carbon Balance Model (ICBM)
fW.Daycent1

Effects of moisture on decomposition rates according to the DAYCENT model
getTimes

access to the time values the model solution is sougth for