Assessment Models for Agriculture Soil Conditions and Crop Suitability

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Documentation for package ‘soilassessment’ version 0.2.6

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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