soilassessment (version 0.3.0)

carbonateSuit: A function for assessing calcium carbonate suitability requirements for certain crops and trees

Description

This function determines the suitability classes for soil calcium carbonate requirements of selected agricultural crops and forest trees

Usage

carbonateSuit(value, crop)

Value

The output is calcium carbonate suitability class for the crop. The output is an integer value for suitability class: 1- highly suitable; 2 - moderately suitable; 3 - marginally suitable; 4 - currently not suitable; 5 - not suitable

Arguments

value

Input calcium carbonate content in percent

crop

The crop of interest for which calcium carbonate suitability class is sought

Author

Christian Thine Omuto

Details

The input value can be map or just a numerical entry of calcium carbonate in percent

References

Sys, C., Van Ranst, E., Debaveye, J. and Beerneaert, F.1993. Land evaluation: Part III: Crop requirements. Development Cooperation, Belgium.

Naidu, L.G.K., Ramamurthy, V., Challa O., Hegde, R. and Krishnan, P. 2006. Manual, Soil-site Suitability Criteria for Major Crops, National Bureau of Soil Survey and Land Use Planning, ICAR, Nagpur, India

FAO Crop Suitability Requirements: http://ecocrop.fao.org/ecocrop/srv/en/home

See Also

suitability, ESPSuit, fertilitySuit

Examples

library(sp)
newmap=suitabinput
newmap$saffron=carbonateSuit(newmap$cac03,"saffron")
summary(newmap$saffron)
spplot(newmap,"saffron")