soilassessment (version 0.3.0)

slopeSuit: A function for assessing slope suitability requirements for certain crops and trees

Description

This function determines the suitability classes for slope requirements of selected agricultural crops and forest trees

Usage

slopeSuit(value, crop)

Value

The output is slope 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 land slope in degrees.

crop

The crop of interest for which slope suitability class is sought.

Author

Christian Thine Omuto

Details

The input value can be map or just a numerical entry of slope in degrees

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

LGPSuit, tempSuit, suitability

Examples

slopeSuit(23.4,"carrot")
library(sp)
slopeSuit(23.4,"carrot")
slope=suitabinput["slope"]
slope$tea=slopeSuit(slope$slope,"tea")
slope$carrot=slopeSuit(slope$slope,"carrot")
summary(slope$carrot)
spplot(slope["carrot"])