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International Journal of
Botany Studies
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VOL. 6, ISSUE 6 (2021)
Effect of integrated nutrient management on grain yield and quality of traditional rice (Oryza sativa L.) varieties
Authors
S Ramesh, P Sudhakar, S Elankavi, C Kalaiyarasan, J Nambi, S Keerthana
Abstract
Field experiment was carried out at the Experimental farm, Annamalai University, Annamalai Nagar to study the effect of integrated nutrient management on grain yield and quality of traditional rice (Oryza sativa L.) varieties during August 2017 to January 2018 (samba season). The experiment was laid out in split plot design with three main treatments (traditional rice varieties) viz., Mapillai samba, Illupai poo samba and Seeraga samba and six sub treatments includes control, recommended dose of nitrogen, graded dose of nitrogen along with different sources of organic manures viz., EM (effective microorganisms) compost, FYM, green manure, pressmud. The treatments were replicated thrice. Among the main plot treatments (traditional rice varieties), Mapillai samba significantly recorded higher values of of thousand grain weight of 25.39 g, grain yield of 2574 kg ha-1 and harvest index of 39.85 and quality character viz., hulling percentage of 74.06, milling percentage of 67.32 and head rice recovery percentage of 53.32. In respect of sub plot treatments (Integrated nutrient management), plots received with 75% RDN along with EM compost @ 5 t ha-1 significantly recorded maximum values of thousand grain weight of 18.93 g, grain yield of 2967 kg ha-1 and harvest index of 40.56 and higher values of hulling percentage of 74.97, milling percentage of 67.39 and head rice recovery percentage of 53.98. The least values were recorded under control.
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Pages:60-63
How to cite this article:
S Ramesh, P Sudhakar, S Elankavi, C Kalaiyarasan, J Nambi, S Keerthana "Effect of integrated nutrient management on grain yield and quality of traditional rice <em>(Oryza sativa L.) </em>varieties". International Journal of Botany Studies, Vol 6, Issue 6, 2021, Pages 60-63
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