Madras Agricultural Journal
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Research Article | Open Access | Peer Review

Effect of Different Time of Sowing and Weed Management Methods on Weed Interference, Productivity and Profitability of Bt Cotton in Western Zone of Tamil Nadu

Volume : 104
Issue: Jan-mar
Pages: 45 - 48
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Abstract


A field experiment was conducted at Tamil Nadu Agricultural University; Coimbatore during winter season of 2015-16 and 2016-17 to evaluates the influence of time of sowing and weed management on weed interference and productivity, profitability of Bt cotton hybrid. Result reveled that, Distinctive time of sowing in cotton impact the weeds and cotton growth. Advance sowing of cotton (1st August) with pre-emergence application of pendimethalin 38.7% CS followed by post-emergence pyrithiobac sodium 5% EC 62.5 g/ha significantly recorded lower total weed density and dry weight and better crop growth, higher seed cotton yield, net return and B: C ratio in both years of the experiment

DOI
Pages
45 - 48
Creative Commons
Copyright
© The Author(s), 2026. 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


Bt cotton Western Zone of Tamil Nadu Time of sowing Weed management.
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