ss_index {plantphysioR} | R Documentation |
Stress susceptibility index (SSI) by Fischer and Maurer (1978)
Description
The genotype with high SSI < 1 are more resistant to drought stress conditions
Usage
ss_index(Yp, Ys, Ms, Mp)
Arguments
Yp |
Yield under control condition |
Ys |
Yield under Stress condition |
Ms |
Mean yield of all the genotypes under control condition |
Mp |
Mean yield of all the genotypes under stress condition |
Value
SSI
References
Fischer, R. A., & Maurer, R. (1978). Drought resistance in spring wheat cultivars. I. Grain yield responses. Australian Journal of Agricultural Research, 29(5), 897-912.
Examples
ss_index(500, 350, 450, 370)
[Package plantphysioR version 1.0.0 Index]