Silage production and quality of pearl millet, sorghum, and corn hybrids grown from seed exposed to low doses of gamma rays

Burton, G.W. and Monson, W.G. and Hanna, W.W. and Constantin, M.J. (1975) Silage production and quality of pearl millet, sorghum, and corn hybrids grown from seed exposed to low doses of gamma rays. Radiation Botany, 15 (1). pp. 33-38.

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Abstract

Seeds of the pearl millet hybrid Tift 23 X L1 and the maize hybrids Coker 71, DeKalb 1214 and Pioneer 3030 were given 0-19.2 kR gamma -rays and the sorghum hybrid FS26 0-25.6 kR gamma -rays immediately prior to sowing. Yields of the 3 crops without irradiation were 12.2, 6.3 (in Coker 71) and 7.0 t DM/ha respectively, and in vitro DM digestibility was 45.7, 59.9 and 52.8%. Heavy exposures reduced yields of all species and lighter exposures gave no significant yield increases: digestibility was unaffected. Maize cv. DeKalb 1214 yielded 24% more DM than the other 2 hybrids and was also more tolerant of heavy exposure to gamma -rays

Item Type: Article
Author Affiliation: Georgia University College of Agriculture Experiment Stations Coastal Plain Station, Tifton, Georgia, USA
Subjects: Crop Improvement > Genetics/Genomics
Crop Improvement > Plant Breeding
Plant Physiology and Biochemistry > Plant Physiology
Plant Physiology and Biochemistry > Biochemistry
Divisions: Sorghum
Depositing User: Ms K Syamalamba
Date Deposited: 25 Sep 2012 04:01
Last Modified: 25 Sep 2012 04:02
URI: http://eprints.icrisat.ac.in/id/eprint/8087

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