Simulation of Soil Water Flow Based on Darcy's Law


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Documentation for package ‘soilwatR’ version 0.1.1

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cal_ActualVapourPressure_from_RHmean Calculating actual vapour pressure derived from RHmean
cal_atmosphericPressure Calculating atmospheric pressure
cal_ET0 Calculating reference evapotranspiration from Penman-Monteith for daily
cal_ET0_from_PM calculating reference evapotranspiration from Penman-Monteith method
cal_extraterrestrialRadiation_for_daily Calculating extraterrestrial radiation for daily periods
cal_FC calculating field capacity
cal_inverseRelativeDistance_Earth_sun Calculating inverse relative distance Earth-sun
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_meanSaturationVapourPressure Calculating mean saturation vapour pressure
cal_netLongwaveRadiation Calculating net longwave radiation Rnl
cal_netRadiation Calculating net radiation Rn
cal_netRain calculating the net rain
cal_netSolarRadiation Calculating net solar (shortware radiation) Rns
cal_PET Calculation of potential evaporation and potential transpiration
cal_psychrometriCconstant Calculating psychrometric constant
cal_Red_PETc calculating reduction rate for Potential transpiration
cal_Red_PETs calculating reduction rate for Potential evaporation
cal_Sat calculating Soil saturated water content
cal_saturationVapourPressure Calculating saturation vapour pressure
cal_skySolarRadiation_withas_elevation Calculating clear sky solar radiation with elevation
cal_slopeOfSaturationVapourPressureCurve Calculating slope of saturation vapour pressure curve
cal_solarDeclination_in_FAO Calculating solar declination with FAO56 method
cal_sunsetHourAngle Calculating sunset hour angle
cal_WP calculating wilting point
convert_angert_to_radian Converting angert to radian
convert_degreesCelsius_to_Fahrenheit Convert degrees Celsius to Fahrenheit
linear_interpolation linear interpolation for vector
plot_result Graphically display the output results of the model
SIalfalfa A example dataset of alfalfa under flood irrigation
soilwatr Simulation of soil water flow in different soil layers