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agrostab (version 0.1.0)

Stability Analysis for Agricultural Research

Description

Statistical procedures to perform stability analysis in plant breeding and to identify stable genotypes under diverse environments. It is possible to calculate coefficient of homeostaticity by Khangildin et al. (1979), variance of specific adaptive ability by Kilchevsky&Khotyleva (1989), weighted homeostaticity index by Martynov (1990), steadiness of stability index by Udachin (1990), superiority measure by Lin&Binn (1988) , regression on environmental index by Erberhart&Rassel (1966) , Tai's (1971) stability parameters , stability variance by Shukla (1972) , ecovalence by Wricke (1962), nonparametric stability parameters by Nassar&Huehn (1987) , Francis&Kannenberg's parameters of stability (1978) .

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Version

Install

install.packages('agrostab')

Monthly Downloads

397

Version

0.1.0

License

GPL-2

Maintainer

Anna Cheshkova

Last Published

October 16th, 2019

Functions in agrostab (0.1.0)

stability.hue

Nonparametric stability analysis
stability.shu

Stability variance
stability.mart

Weighted homeostaticity index
stability.tai

Tai's stability analysis
stability.kilch

Variance of specific adaptive ability
agrostab

Stability Analysis for Agricultural Research
stability.env_var

Environmental variance
stability.er

Regression on Environmental Index
stability.cv

Coefficient of variation
stability.linbin

Superiority measure
exp_data

Experimental data for stability analysis
stability.hom

Coefficient of homeostaticity
stability.udach

Steadiness of stability index
stability.wricke

Ecovalence