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Science 16 December 1960:
Vol. 132. no. 3442, p. 1842
DOI: 10.1126/science.132.3442.1842
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Articles

Frequency of Mutations Induced by Radiations in Hexaploid Species of Triticum

M. S. Swaminathan 1 and M. V. Prabhakara Rao 1

1 Division of Botany, Indian Agricultural Research Institute, New Delhi

The frequency of visible mutations induced by x-rays, phosphorus-32, and sulfur-35 was calculated in six hexaploid Triticum species. The species with spelted ears and winter habit showed a much lower mutation rate than the freethreshing, spring wheats.

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Science. ISSN 0036-8075 (print), 1095-9203 (online)