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E6 a dominant gene conditioning early flowering and maturity in soybeans


Author(s) : Antonio Vello Natal Rizzo Bonato Emأ­dio, 
Publisher : N/A
Publication Date : 1999
ISSN : N/A
Abstract : Inheritance was studied in natural variants of the soybean cultivar Paranأ،, developed under photoperiodic conditions ranging from 13 h 31 min day light, at sowing, to 14 h 23 min, 59 days afterwards. Results indicated that early flowering and maturity are controlled by a single dominant gene. Natural mutations that originated cultivars Paranagoiana and SS-1 occurred at the same locus of cultivar Paranأ،. It was not possible to determine if the recessive alleles of these mutant cultivars are different. The designation E6 was proposed for the alleles determining earliness in cultivar Paranأ،, and e6 for the gene determining late flowering and maturity in cultivars Paranagoiana and SS-1, until the individuality of the alleles of Paranagoiana and SS-1 is confirmed.,