# Assessment Models for Agriculture Soil Conditions and Crop Suitability

## Documentation for package ‘soilassessment’ version 0.2.6

- DESCRIPTION file.

## Help Pages

appendTextureclass | A function for attaching soil textural classes
carbonateSuit | A function for assessing calcium carbonate suitability requirements for certain crops and trees
carbonTurnover | A function for implementing RothC carbon turnover model in the soil
CECSuit | A function for assessing Cation Exchange Capacity (CEC) suitability requirements for certain crops and trees
classCode | A function for displaying names of class codes of soil conditions in the soilassessment package
classLUT | A function for developing Look-up Table (LUT) for the soil condition class map
classnames | A function to display class names and codes as used in the soilassessment package
comparisonTable | A function for normalizing decision ranking table
conversion | A function for developing own harmonization model
createTexturedata | A function for creating spatial dataframe of normalized soil texture proportions
DataAvailabilityIndex | A function for showing sampling point density map in a geographic area
depthharm | A function for harmonizing soil property between uniform depth intervals in observation pits
depthSuit | A function for assessing soil depth suitability requirements for certain crops and trees
drainageSuit | A function for assessing drainage suitability requirements for certain crops and trees
ECconversion1 | A function for harmonizing electrical conductivity of a soil solution to that of the saturated paste extract
ECconversion2 | A function for harmonizing electrical conductivity of a soil solution to that of the saturated paste extract for all textural classes
ECconversion3 | A function for developing own harmonization model
ECconversion4 | A function for harmonizing salt measurements into equivalent electrical conductivity in dS/m
ECharm_Info | Information on performance of soil electrical conductivity (EC) harmonization models
ECSuit | A function for assessing Electrical Conductivity suitability requirements for certain crops and trees
erodFUN | A function to estimate soil erodibility factor
erodibilityRisk | A function to determine soil erodibility risk
erosivFUN | A function to estimate rainfall erosivity from annual rainfall amounts
ESPSuit | A function for assessing Exchangeable Sodium Percent (ESP) suitability requirements for certain crops and trees
featureRep | A function to assess how well landscape features are represented in descrete samples
fertilityRating | A function for determining soil fertility levels for given soil property (fertility indicator)
fertilitySuit | A function for assessing soil fertility suitability requirements for certain crops
harmonization | Harmonization model for salt-affected soils
imageIndices | A function for developing remote sensing indices for soil assessment
LGPSuit | A function for assessing Length of Growing Period (LGP) suitability requirements for certain crops and trees
ME_ECharm | Mixed-effects model for harmonizing soil electrical conductivity to the equivalent conductivity of saturated paste extract
ME_ECharmserve | Harmonization models for soil electrical conductivity
ME_PHharm | Mixed-effects model for harmonizing soil pH (KCl or CaCl2) to the equivalent pH (water)
ME_PHharmserve | Harmonization models for soil pH
negData | Correcting negative entries in classes for intenisty of salt-affected soils
NPPmodel | A function for calculating net primary production using air temperature and mean rainfall amount
nutrient | Sample data of decision ranking table for mapping soil nutrient condition
nutrindicator | A grid stack map of indicators for crop fertility requirements
pedoTransfer | A pedotransfer function to predict electrical conductivity or any other soil property using other soil properties
permeabilityClass | A function to determine permeability class
PHConversion | Models for converting soil pH (KCl or CaCl) to the equivalent pH (water)
PHharm_Info | Information on performance of soil pH (water) harmonization models
PHSuit | A function for assessing pH suitability requirements for certain crops and trees
predAccuracy | A function for accuracy assessment between an array of two variables
predUncertain | A function to develop spatial map of modelling uncertainty using the bootstrap approach
rainSuit | A function for assessing rainfall suitability requirements for certain crops and trees
reclassifyMap | A function for re-classifying raster maps based on input look-up table
regmodelSuit | A function for guiding selection of a predition model for modelling soil properties
RotCmoistcorrection | A function for estimating moisture effects in RothC carbon turnover modelling
RotCtempcorrection | A function for estimating temperature effects in organic matter decomposition rates in the soil
saltClass | A function to classify types of salt-affected soils using EC, PH, and ESP
saltRating | A function for classifying salt-affected soils using EC and PH only
saltSeverity | A function to classify salt intensity in soil
SASdata_densityInfo | Information on global spatial distribution of locations with measured soil properties for salt-affected soils (SAS)
SASglobeData | A function to query global SAS data
SASmodels | Information on available SAS models in the harmonization service
slopeSuit | A function for assessing slope suitability requirements for certain crops and trees
sloplenFUN | A function for estimating slope-length factor for soil erosion
SOCSuit | A function for assessing soil carbon suitability requirements for certain crops and trees
soil | Sample soil dataset for salinity mapping
stoneSuit | A function for assessing stoniness suitability requirements for certain crops and trees
suitability | A function to determine soil suitability for agricultural crops
suitabilityClass | A function to determine suitability classes for given indicator values
suitabinput | Sample grid stack map of nutrient indicators for crop fertility requirements
surveyPoints | A function to generate georeferenced locations for monitoring soil conditions
tempSuit | A function for assessing temperature suitability requirements for certain crops and trees
textureinput | Sample texture dataset for mapping soil texture
textureSuit | A function for assessing texture suitability requirements for certain crops and trees