Madras Agricultural Journal
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Research Article | Open Access | Peer Review

Organics in the improvement of nutrient use efficiencies in white ponni

Volume : 90
Issue: Oct-dec
Pages: 611 - 614
Published: June 16, 2023
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Abstract


A field experiment was carried out during the rabi seasons on 1996-97 and 1997-98 to study the sustainability of rice cv. White ponni to green manuring and N and K levels. The grain and straw yields obtained from green manuring along with the application of 50 per cent of the recommended N and K and application of 100 per cent N and K applied alone were on par with each other. Agronomic efficiency of the applied N and K were higher in green manuring with 50 per cent of the recommended N and K. However, non-green manured treatments recorded higher physiological efficiency than green manured treatments. The treatments with green manuring registered positive nutrient balance compared to non-green manuring.

DOI
Pages
611 - 614
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


Green manuring Agronomic efficiency Physiological efficiency Nutrient balance.
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