Madras Agricultural Journal
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Research Article | Open Access | Peer Review

HETEROSIS IN HYBRID RICE

Volume : 83
Issue: Feb-feb
Pages: 115 - 117
Published: July 06, 2023
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Abstract


Thiry six hybrids were developed utilising three cytoplasmic genetic male sterile lines (V 20 A, IR 58055 A and IR 62829 A) and twelve testers and they were studied for the extent of heterosis on six quantitative characters viz., days to flowering, panicles per plant, grains per panicle, spikelet fertility. 100- grain weight and grain yield per plant. The hybrid IR 62829 A x CO 37 revealed heterotic vigour for panicles per plant and grain yield per plant.

DOI
Pages
115 - 117
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.

Keywords


Hybrid Rice Heterosis
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