In growR: Implementation of the Vegetation Model ModVege

BM Standing biomass in kg DM per ha.
BMG Standing green biomass (kg DM / ha).
cBM Cumulativeley grown biomass (kg DM / ha).
dBM Daily grown biomass (kg DM / ha).
hvBM Cumulative harvested biomass (kg DM / ha).
OMD Organic matter digestibility (kg / kg).
OMDG OMD of green matter (kg / kg).
ST Temperature sum in degree Celsius days.
REP Reproductive function. Gives the fraction of growth that is assigned to reproductive growth. The remainder goes into vegetative growth. Dimensionless.
PGRO Potential growth in kg DM / ha.
GRO Effective growth in kg DM / ha.
LAI Leaf area index, accounting for the proportion of light intercepted by the sward. Dimensionless.
LAIGV LAI of green vegetative biomass. Dimensionless.
AET Actual evapotranspiration in mm.
WR Water reserves in mm.
ENV Function representing environmental effects on growth. Acts as a multiplicative factor. Dimensionless.
ENVfPAR Part of ENV due to strength of incident radiation. Dimensionless.
ENVfT Part of ENV due to temperature. Dimensionless.
ENVfW Part of ENV due to water limitation. Dimensionless.