| rainSuit {soilassessment} | R Documentation |
A function for assessing rainfall suitability requirements for certain crops and trees
Description
This function determines the suitability classes for rainfall requirements of selected agricultural crops and forest trees
Usage
rainSuit(value, crop)
Arguments
value |
Input rainfall amounts in mm. |
crop |
The crop of interest for which rainfall suitability class is sought. |
Details
The input value can be map or just numerical entry of annual rainfall amount in mm
Value
The output is rainfall suitability class for the crop. The output is an integer for suitability class: 1- highly suitable; 2 - moderately suitable; 3 - marginally suitable; 4 - currently not suitable; 5 - not suitable
Note
This function assumes rainfall as the source of water for crop development
Author(s)
Christian Thine Omuto
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)
rain=(suitabinput["rain"])
rain$rainmiaz=rainSuit(rain$rain,"wheat")
summary(rain$rainmiaz)
spplot(rain["rainmiaz"])