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Effect of salt stress on morpho-physiology, vegetative growth and yield of rice


Citation

Md. Abdul Hakim, and Juraimi, Abdul Shukor and Musa, Mohamed Hanafi and Ali, Md. Eaqub and Ismail, Mohd Razi and Selamat, Ahmed and Karim, Sarker Mohammad Rezaul (2014) Effect of salt stress on morpho-physiology, vegetative growth and yield of rice. Journal of Environmental Biology, 35 (2). pp. 317-326. ISSN 0254-8704; ESSN: 2394-0379

Abstract

Selection of salt tolerant rice varieties has a huge impact on global food supply chain. Five Malaysian rice (Oryza sativa L.) varieties, MR33, MR52, MR211, MR219 and MR232 were tested in pot experiment under different salinity levels for their response in term of vegetative growth, physiological activities, development of yield components and grain yield. Rice varieties, BRRI dhan29 and IR20 were used as a salt-sensitive control and Pokkali was used as a salt-tolerant control. Three different salinity levels viz. 4, 8, and 12 dS m-1 were used in a randomized complete block design with four replications under glass house conditions. Two Malaysia varieties, MR211 and MR232 performed better in terms of vegetative growth (plant height, leaf area plant-1, number of tillers plant-1, dry matter accumulation plant-1), photosynthetic rate, transpiration rate, yield components, grain yield and injury symptoms. While, MR33, MR52 and MR219 verities were able to withstand salinity stress over salt-sensitive control, BRRI dhan29 and IR20.


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Additional Metadata

Item Type: Article
Divisions: Faculty of Agriculture
Institute of Tropical Agriculture
Publisher: Triveni Enterprises
Keywords: Growth; Photosynthesis; Rice; Salinity; Transpiration; Yield
Depositing User: Nabilah Mustapa
Date Deposited: 18 Dec 2015 05:23
Last Modified: 18 Dec 2015 05:23
URI: http://psasir.upm.edu.my/id/eprint/37305
Statistic Details: View Download Statistic

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