In a few cases, hybridization between mutants and their initial lines or between different mutants results in a more or less pronounced heterosis effect. The problem has been discussed with a review of the literature by Stoilov and Daskaloff (1976) stating that the combined use of mutations and heterosis seems to be promising in both cross- and self-fertilizing species.
KeywordsMaize Chlorophyll Depression Manure Coumarin
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