stability.mart {agrostab}

Weighted homeostaticity index

Description

This function calculates the Martynov's weighted homeostaticity index.

Usage

stability.mart(dataf, res_var, gen_var, env_var, rep_var, alpha = 0.05,
  plotIt = TRUE)

Arguments

dataf

the name of the data frame containing the data to analyze.

res_var

the response variable.

gen_var

the genotypes variable.

env_var

the environments variable.

rep_var

the replications variable.

alpha

alpha level of LSD; default is 0.05.

plotIt

a logical value specifying if plot should be drawn; default is TRUE

Value

A numeric vector with weighted homeostaticity index of genotypes.

References

Martynov S.P. 1990. A Method for the Estimation of Crop Varieties Stability. Biom. J. 7: 887-893.

Examples

data(exp_data)
stability.mart(exp_data,"yield","gen","env","rep")