Madras Agricultural Journal
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Research Article | Open Access | Peer Review

EFFECT OF ORGANIC AMENDMENTS AND ZINC ON AVAILABILITY AND UPTAKE OF P, Ca AND Na BY SUGARCANE

Volume : 82
Issue: Jan-jan
Pages: 36 - 39
Published: July 07, 2023
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Abstract


The efficacy of organic amendments (pressmud and zinc enriched pressmud) and zinc fertilisation was studied in paper factory effluent imigated soil. The results showed that available phosphorus content in soil and its uptake in plant were increased due to the application of pressmud. Application of amendments and ZnSO4 significantly increased exchangeable calcium, but decreased the exchangeable sodium. Total day matter production was significantly enhanced by the application of pressmud and soil application of ZnSO4. Enrichment of pressmud with ZnSO4 resulted in increased dry matter production. Foliar spray of zinc at 0.5 per centconcentration given at 90 and 110 days after planting significantly increased the dry matter production over soil application of zinc and control.

DOI
Pages
36 - 39
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


Zinc enriched pressmud -paper factory effluent - irrigated soil - nutrient availability and uptake - total dry matter production.
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