A rapid method of hand crossing cowpeas

Rachie, K.O. and Rawal, K. and Franckowiak, J.D. (1978) A rapid method of hand crossing cowpeas. Other. Communications and Information Office, Ibadan, Nigeria.

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A cut is made about two-thirds of the width of the unopened, but mature, flower bud, starting in the centre of the upper, straight edge. The upper portion of the folded petals is grasped by the thumb and index finger, lifted outwards and torn free, exposing the style, stigma and anthers, the latter being then cut away with scissors. It is estimated that the method takes 15-25 s per flower. If emasculated in the evening a flower may be pollinated the following morning

Item Type: Monograph (Other)
Author Affiliation: International Institute of Tropical Agriculture, Ibadan, Nigeria
Subjects: Plant Production
Crop Improvement > Genetics/Genomics
Crop Improvement > Plant Breeding
Divisions: Other Crops
Depositing User: Ms K Syamalamba
Date Deposited: 07 Nov 2012 10:40
Last Modified: 07 Nov 2012 10:40
URI: http://eprints.icrisat.ac.in/id/eprint/8687

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