Evaluation of a Red Anther Trait in Cotton

J. Miles and J.M. Stewart


 
ABSTRACT

Pigmented anthers may be useful as a marker of anther-specific gene expression. The red anther trait has been introgressed into Gossypium hirsutum L. from a wild relative, G. armourianum Kearney. The objective of this research was to determine the pattern of inheritance of the introgressed anther pigmentation. A red anther G. hirsutum was used as the female in a cross with a G. hirsutum was used as the female in a cross with a G. hirsutum 'Stoneville 506' which had white anthers. The F1 plants were selfed and used in reciprocal backcrosses with each parent. The F1 plants showed an intermediate level of pigmentation to the parents. A visual analysis of the progeny suggested that the presence of pigment in the anthers is controlled by three genes. One of the genes appears to be maternally inherited and also a duplicate of one of the nuclear genes.



Reprinted from 1992 Proceedings Beltwide Cotton Conferences pg. 610
©National Cotton Council, Memphis TN

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Document last modified Sunday, Dec 6 1998