soilphysics5.0 package

Soil Physical Analysis

WRC_App

A shiny to automatically fit the water retention curve

aggreg.stability

Soil Aggregate-Size Distribution

aggreg.stability_App

A shiny for Soil Aggregate-Size Distribution

compressive_properties

Estimation of compressive properties by Defossez et al. (2003)

compressive_properties2

Estimation of compressive properties by Keller and Arvidsson (2007)

compressive_properties3

Estimation of compressive properties by de Lima et al. (2018)

compressive_properties4

Estimation of compressive properties by de Lima et al. (2020)

compressive_properties5

Estimation of compressive properties by O'Sullivan et al. (1999)

criticalmoisture

Critical Moisture and Maximum Bulk Density

fitbusscher

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

fitlbc

Parameter Estimation of the Load Bearing Capacity Model

fitsoilwater

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

fitsoilwater_App

A shiny for fitting soil water retention curves

fitsoilwater2

Interactive Estimation of the Groenevelt and Grant (2004) Model Parame...

fitsoilwater3

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

fitsoilwater4

Self-starting Nls Power Models for Soil Water Retention

fitsoilwater5

Interactive Estimation of the Modified van Genuchten's Model Parameter...

fun2form

Converting Function to Formula

getInitiallbc

Get Initial Parameter Estimates for the Load Bearing Capacity Model

hemc

High-Energy-Moisture-Characteristics Aggregate Stability

hydraulicCutOff

The matric potential at the point of hydraulic cut-off obtained from D...

hydraulicCutOff2

The matric potential at the point of hydraulic cut-off using the point...

iwc

Integral Water Capacity (IWC)

Kr_h

Unsaturated Hydraulic Conductivity

Kr_theta

Unsaturated Hydraulic Conductivity as a function of water content

liquidlimit

Soil Liquid Limit

llwr

Least Limiting Water Range (LLWR)

LLWR_App

A shiny for calculation of the usual least limiting water range

llwr_llmpr

Least Limiting Water (LLWR) and Matric Potential Ranges (LLMPR)

LLWR_LLMPR_App

A shiny for calculation of least limiting water and matric potential r...

llwrPTF

Least Limiting Water Range (LLWR) Using Pedo-Transfer Functions

maxcurv

Maximum Curvature Point

particle.sedimentation

Sedimentation time of soil particles in aqueous media

particle.sedimentation_App

A shiny for time of particle sedimentation

plotCIsigmaP

Percentile Confidence Intervals for Simulated Preconsolidation Stress

PredComp

A shiny for simulation of soil compaction

psd

Soil Pore Size Distribution

r

Equation of capillary

r_App

A shiny for equation of capillarity

Rsq

Multiple R-squared

sigmaP

Preconsolidation Stress

simSigmaP

Simulating Preconsolidation Stress

Sindex

The S Index

soilDeformation

Soil deformation by O'Sullivan and Robertson (1996)

soilphysics-package

Soil Physical Analysis

soilStrength

Estimation of precompression stress by Severiano et al. (2013)

soilStrength2

Estimation of precompression stress by Schjonning and Lamande (2018)

soilStrength3

Estimation of precompression stress by Saffih-Hdadi et al. (2009)

soilStrength4

Estimation of precompression stress by Lebert and Horn (1991)

soilStrength5

Estimation of precompression stress by Imhoff et al. (2004)

soilwater

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

soilwater2

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

soilwater3

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

soilwater4

Soil Water Retention, based on Power Models

soilwater5

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

SSlbc

Self-Starting Nls Load Bearing Capacity Model

stressTraffic

Predicting Soil Stress Due to Agricultural Trafficability

voidratio

Void Ratio

Basic and model-based soil physical analyses.