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HydroMe (version 2.1.1)

Estimating Water Retention and Infiltration Model Parameters using Experimental Data

Description

Contains functions for estimating the parameters of infiltration and water retention models using the curve-fitting methods as discussed in Omuto and Gumbe (2009) ("Estimating water infiltration and retention characteristics using a computer program in R"). The models considered are those that are commonly used in soil science. Version 2 of the package has new models for water retention characteristic curves.

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Version

Install

install.packages('HydroMe')

Monthly Downloads

254

Version

2.1.1

License

GPL (>= 3.5.0)

Maintainer

Christian Thine Omuto

Last Published

May 18th, 2024

Functions in HydroMe (2.1.1)

SShorton

A Horton water infiltration model
SSgard

'Gardner' Water Retention Model for Grouped Data
Ruso

A Russo water retention model
SSfredlund

A Fredlund-Xing water retention model
Campbel

Campbell water retention model
SSgampt

A Green-Ampt water infiltration model
Brook

Brook-Corey water retention model
SSgardner

A Gardner water retention model
MB

McKee and Bumb water retention model
Expo

Exponential water retention model
Dstart

Determine starting values for nonlinear parameter estimation in the water retention models
isric

Water Retention World Dataset from ISRIC
infilt

Water infiltration characteristics data
SSkosugi

A Kosugi water retention model
SSomuto

'Omuto' Water Retention Model
SSvgm4

A four-parameter van Genuchten water retention model
SSphilip

A Philip's water infiltration model
Tani

A Tani water retention model
SSvgm

A five-parameter van Genuchten water retention model