FIalfalfa               A example dataset of alfalfa under flood
                        irrigation
Kcb_adj_for_DualKc      Adjust the recommended Kc values at the middle
                        and late stages
Model_DualKc            Simulation of evapotranspiration using dual
                        crop coefficient method
Model_SW                Simulation of evapotranspiration using
                        Shuttleworth-Wallace model
Model_single_Kc         Simulation for evapotranspiration using single
                        crop coefficient method
SDIalfalfa              A example dataset of alfalfa under subsurface
                        drip irrigation
cal_ActualVapourPressure_for_hourly
                        Calculating actual vapour pressure for hourly
                        time step
cal_ActualVapourPressure_from_RHmax
                        Calculating actual vapour pressure derived from
                        RHmax
cal_ActualVapourPressure_from_RHmaxAndRHmin
                        Actual vapour pressure derived from RHmax and
                        RHmin
cal_ActualVapourPressure_from_RHmean
                        Calculating actual vapour pressure derived from
                        RHmean
cal_ActualVapourPressure_from_dewPoint
                        Actual vapour pressure derived from dewpoint
                        temperature
cal_ActualVapourPressure_from_psychrometricData
                        Actual vapour pressure (ea) derived from
                        psychrometric data
cal_DP_for_singleKc     Calculating deep percolation
cal_DPe_for_DualKc      Deep percolation loss from the topsoil layer
cal_DPr_for_DualKc      Deep percolation loss from the root layer
cal_DeepPercolation     Calculating Deep percolation
cal_Dei_for_DualKc      calculating the depletion in the topsoil layer
                        at the end of the day
cal_ET0_from_PM         calculating reference evapotranspiration from
                        Penman-Monteith method
cal_ET0_from_PM_for_daily
                        Calculating reference evapotranspiration from
                        Penman-Monteith for daily
cal_ET0_from_PM_for_hourly
                        Calculating reference evapotranspiration from
                        Penman-Monteith method for hourly time step
cal_Kc_max_for_DualKc   An upper limit on the evaporation and
                        transpiration from any cropped surface
cal_Kcend_for_singleKc
                        Crop coefficient for the end of the late season
                        stage
cal_Kcini_for_SingleKc
                        Calculating Kcini value
cal_Kcmid_for_singleKc
                        Crop coefficient for the mid-season stage
cal_Kr_for_DualKc       Dimensionless evaporation reduction coefficient
cal_Rs_from_Na          Calculating Solar radiation from actual
                        duration of sunshine
cal_TEW_for_DualKc      calculating total evaporable water
cal_TemMean             calculating the mean daily air temperature
cal_WaterStressCoef     Calculating water stress coefficient
cal_afterRedistribution
                        Calculating the volumetric water content after
                        redistribution
cal_airVaporPressureDeficit_meanCanopyflow
                        Calculating air vapor pressure deficit at the
                        mean canopy
cal_angerFromSouth      Calculating anger from south
cal_atmosphericPressure
                        Calculating atmospheric pressure
cal_bulkBoundaryLayerResistance
                        Calculating bulk boundary layer resistance
cal_canopyPenetrationProbabilityForNetRadiation
                        The canopy penetration probability for net
                        radiation
cal_canopyResistance    Calculating canopy resistance
cal_canopyTem           Calculating canopy temperature
cal_capillaryRise       Calculating capillary rise
cal_cropRoughnessLength
                        Calculating the crop roughness length
cal_daylightHours       Calculating Daylight hours
cal_eddyDiffusivity_Canopytop
                        Calculating eddy diffusivity at the canopy top
cal_eddyDiffusivity_heightZ
                        Calculating eddy diffusivity at height z
cal_extraterrestrialRadiation_for_daily
                        Calculating extraterrestrial radiation for
                        daily periods
cal_extraterrestrialRadiation_for_shorter
                        Calculating extraterrestrial radiation for
                        hourly or shorter periods
cal_frictionVelocity    Calculating friction velocity
cal_hourAngle           Calculating hour angle
cal_inverseRelativeDistance_Earth_sun
                        Calculating inverse relative distance Earth-sun
cal_latentHeatFluxesForCrop
                        Calculating latent heat fluxes for crop
cal_latentHeatFluxesForSoil
                        Calculating latent heat fluxes for soil
cal_localDolarTime      Calculating local solar time
cal_meanCanopyFlowToReferenceLevel
                        Calculating mean canopy flow to reference level
cal_meanSaturationVapourPressure
                        Calculating mean saturation vapour pressure
cal_netLongwaveRadiation
                        Calculating net longwave radiation Rnl
cal_netRadiation        Calculating net radiation Rn
cal_netRadiationForCrop
                        Calculating net radiation available to the crop
cal_netRadiationForSoil
                        Calculating net radiation available to the soil
cal_netRadiationForSystem
                        Calculating net radiation available to the
                        system(soil and crop)
cal_netSolarRadiation   Calculating net solar (shortware radiation) Rns
cal_percolationForExcessWater
                        Calculating percolation for excess water
cal_psychrometriCconstant
                        Calculating psychrometric constant
cal_reductionFactorForE
                        Calculating reduction factor for evaporation
cal_reductionFactorForT
                        calculating reduction factor for transpiration
cal_relativeHumidity    Calculating relative humidity
cal_saturationVapourPressure
                        Calculating saturation vapour pressure
cal_sensibleHeatFluxesForCrop
                        Calculating sensible heat fluxes for crop
cal_sensibleHeatFluxesForSoil
                        Calaulating sensible heat fluxes for soil
cal_skySolarRadiation_withas_bs
                        Calculating clear sky solar radiation with as
                        and bs
cal_skySolarRadiation_withas_elevation
                        Calculating clear sky solar radiation with
                        elevation
cal_slopeOfSaturationVapourPressureCurve
                        Calculating slope of saturation vapour pressure
                        curve
cal_soilHeatFlux        Calculating Soil/ground heat flux
cal_soilHeatFlux_day    Calculating soil heat flux(G) for day/ten-day
                        periods
cal_soilHeatFlux_general
                        Calculating soil heat flux (G) for general
cal_soilHeatFlux_hourly
                        Calculating soil heat flux(G) for
                        hourly/shorter periods
cal_soilHeatFlux_monthly
                        Calculating soil heat flux(G) for monthly
                        periods
cal_soilSurfaceResistance
                        Calculating soil surface resistance
cal_soilSurfaceToMeanCanopyFlow
                        Calculating soil surface to mean canopy flow
cal_solarDeclination    Calculating solar declination
cal_solarDeclination_in_FAO
                        Calculating solar declination with FAO56 method
cal_solarInclination    Calculating solar inclination
cal_solarRadiation      Calculating Solar radiation
cal_sunsetHourAngle     Calculating sunset hour angle
cal_sunsetTime          Calculating the local solar time for
                        sunset/sunrise
cal_totalLatentHeatFlux
                        Calculating total latent heat flux
cal_windSpeed_Canopy    Calculating wind speed above and within the
                        canopies.
cal_zeroPlaneHeight     Calculating zero plane displacement height
compare_model_plot      Show the results of different models
convert_Date_to_dayofyear
                        Convert date to day of year
convert_Fahrenheit_to_degreesCelsius
                        Convert Fahrenheit to degrees Celsius
convert_Rad_unit        Convert radiation unit
convert_angert_to_radian
                        Converting angert to radian
convert_degreesCelsius_to_Fahrenheit
                        Convert degrees Celsius to Fahrenheit
convert_windSpeed_to_2m
                        Convert wind speed to the standard of 2m
create_modelDF          Create a csv file or a dataframe in R to store
                        the model data
estimate_ET0_with_TmaxAndTmin
                        Estimating ET0 with Tmax and Tmin
estimate_LAI_for_alfalfa
                        Estimate LAI for alfalfa
estimate_Rs_for_islandLocations
                        Estimating solar radiation for island locations
estimate_Rs_from_airTemDiff
                        Estimating solar radiation data derived from
                        air temperature differences
estimate_ea             Estimating missing humidity data
estimate_goodnessOfFit
                        Calculating the goodness-of-fit indicators
                        between measured and simulated values
linear_interpolation    linear interpolation for vector
