Package index

Tables and analyses of variance

Means, rankings, interaction effects; analysis in each environment and combined.

ge_means()

Genotype-by-environment means and rankings

ge_effects()

Interaction effects and genotype-plus-interaction effects

indiv_anova()

Analysis of variance in each environment

add_anova()

Combined analysis of variance of a multi-environment trial

Regression and variance-based stability

Eberhart and Russell, Finlay and Wilkinson, Wricke, Shukla, Kang, Fox.

er_anova()

Eberhart and Russell's analysis of stability

stab_reg()

Finlay and Wilkinson's regression of each genotype on the environment index

stab_measures()

Variance-based stability measures: environmental variance, ecovalence and stability variance

stab_par()

Stability parameters with Shukla's tests and Kang's yield-stability statistic

stab_kang()

Kang's rank-sum of yield and stability variance

stab_fox()

Fox's top-third ranking

Safety-first, superiority and nonparametric stability

Eskridge’s safety-first indices, Annicchiarico’s reliability, Lin and Binns’ superiority, Huehn’s statistics.

stab_eskridge()

Eskridge's safety-first selection indices

stab_reliability()

Annicchiarico's reliability index

stab_superiority()

Lin and Binns' superiority measure

stab_huehn()

Huehn's nonparametric stability statistics

AMMI and GGE

AMMI analysis, biplots and stability values; the GGE biplot.

ammi()

Additive main effects and multiplicative interaction (AMMI) analysis

ammi_biplot()

AMMI biplots

stab_asv()

AMMI stability value and yield stability index

stab_masv()

Modified AMMI stability value

stab_dist()

AMMI stability distance

gge_biplot()

GGE biplot

Interpretation

stab_interpret() print(<stab_interpretation>) format(<stab_interpretation>)

Interpretation of a stability analysis

Results and utilities

print(<stab_result>) summary(<stab_result>) print(<summary.stab_result>) format(<stab_result>) as.data.table(<stab_result>) as.data.frame(<stab_result>) plot(<stab_result>)

Methods for stability results

stab_theme()

ggplot2 theme of stability

stab_save()

Save a figure (vector PDF by default)

stab_notation()

Notation of stability

stab_reference()

Published values used by the tests and vignettes

Data

ge_data

Multi-environment trial of 60 wheat genotypes in 11 environments

Package

stability stability-package

stability: Genotype-by-Environment Interaction and Yield Stability Analysis