An empirical method of grouping genotypes based on a linear function of the genotype-environment interaction


SummaryThe regression approach for analysing genotype-environmental interaction is extended to include the grouping of genotypes. An unweighted pair-group cluster analysis was applied to a special dissimilarity index, derived from the test statistic for differences among regressions. The resulting groups reflect the general pattern of response to the… (More)
DOI: 10.1038/hdy.1975.28


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