Madras Agricultural Journal
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Research Article | Open Access | Peer Review

VARIATION FOR YIELD AND QUALITY IN COLEUS MUTANTS

Volume : 79
Issue: Mar-mar
Pages: 135 - 138
Published: August 15, 2023
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Abstract


Chinese potato (Coleus parviflorus Benth) mutants numbering twelve obtained from a mutation breeding program and its control were evaluated for the extent of variation in yield and quality attributes. In general there was significant variation among the mutants as well as between mutants and control. Canopy spread and top yield (biomas) was less in mutants as compared to the control resulting in an improved harvest index. In mutants with less number of tubers the yield per plant achieved was greater than in control due to uniformity of tubers. Besides, in some of the mutants the tuber production was restricted at the base only which made the harvest easy. There was variation in the quality traits both towards positive and negative directions. Based on the overall performance few mutants showed superior performance in terms of yield and quality than the control.

DOI
Pages
135 - 138
Creative Commons
Copyright
© The Author(s), 2025. Published by Madras Agricultural Students' Union in Madras Agricultural Journal (MAJ). This is an Open Access article, distributed under the terms of the Creative Commons Attribution 4.0 License (http://creativecommons.org/licenses/by/4.0/), which permits unrestricted use, distribution and reproduction in any medium, provided the original work is properly cited by the user.

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