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soilphysics (version 2.1)

Soil Physical Analysis

Description

Basic and model-based soil physical analyses.

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Version

Install

install.packages('soilphysics')

Monthly Downloads

880

Version

2.1

License

GPL (>= 2)

Maintainer

Anderson da Silva

Last Published

March 11th, 2015

Functions in soilphysics (2.1)

Sindex

The S Index

llwr

Least Limiting Water Range

fitbusscher

Self-starting Nls Busscher's (1990) Model for Soil Penetration Resistance

skp1994

LLWR Data Set

SSlbc

Self-Starting Nls Load Bearing Capacity Model

hemc

High-Energy-Moisture-Characteristics

soilwater2

Soil Water Retention, based on the Groenevelt & Grant (2004) formula

fitsoilwater2

Interactive Estimation of the Groenevelt and Grant (2004) Model Parameters

fitsoilwater5

Interactive Estimation of the Modified van Genuchten's Model Parameters

soilwater

Soil Water Retention, based on the van Genuchten's (1980) formula

maxcurv

Maximum Curvature Point

soilwater4

Soil Water Retention, based on Power Models

plotCIsigmaP

Percentile Confidence Intervals for Simulated Preconsolidation Stress

iwc

Integral Water Capacity

criticalmoisture

Critical Moisture and Maximum Bulk Density

compaction

Soil Compaction Data Set

soilwater3

Soil Water Retention, based on the Dexter's (2008) formula

fitsoilwater3

Interactive Estimation of the Dexter's (2008) Model Parameters

Rsq

Multiple R-squared

bulkDensity

Soil Bulk Density Data Set

voidratio

Void Ratio

getInitiallbc

Get Initial Parameter Estimates for the Load Bearing Capacity Model

hydraulicCutOff

Pore Water Suction at the Point of Hydraulic Cut-Off

soilphysics-package

Soil Physical Analysis

fitlbc

Parameter Estimation of the Load Bearing Capacity Model

fitsoilwater4

Self-starting Nls Power Models for Soil Water Retention

simSigmaP

Simulating Preconsolidation Stress

soilwater5

Soil Water Retention, based on the modified van Genuchten's formula

fun2form

Converting Function to Formula

sigmaP

Preconsolidation Stress

fitsoilwater

Interactive Estimation of van Genuchten's (1980) Model Parameters

liquidlimit

Soil Liquid Limit