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Please use this identifier to cite or link to this item:
http://krishi.icar.gov.in/jspui/handle/123456789/10751
Title: | Growth Performance and Radiation Use Efficiency of Transplanted Rice under Varied Plant Densities and Nitrogen Levels |
Authors: | R. Swarna P. Leela Rani G. Sreenivas Raji Reddy D A. Madhavi |
ICAR Data Use Licennce: | http://krishi.icar.gov.in/PDF/ICAR_Data_Use_Licence.pdf |
Author's Affiliated institute: | ICAR::Indian Institute of Millets Research Professor Jayasankar Telangana state agricultural university |
Published/ Complete Date: | 2017-05-10 |
Keywords: | Leaf Area Index (LAI), Nitrogen, Plant densities, PAR, RUE, Rice. |
Publisher: | Excellent Publishers(Regd 71/2013) |
Abstract/Description: | A field experiment was conducted at Agricultural Research Institute, Rajendranagar, Hyderabad during the Kharif season of 2012 with four nitrogen levels (120 kg ha-1, 180 kg ha-1, 240 kg ha-1 and 300 kg ha-1) as factor one and three plant densities - farmers practice – zigzag planting (28 hills m-2), 15×15 cm (44.44 hills m-2), 25×25 cm (16 hills m-2) as factor two in randomized block design with factorial concept replicated thrice. Increased number of tillers m-2, leaf area index (LAI), intercepted radiation and radiation use efficiency (RUE) was noticed with increased plant density from 16 to 44.44 hills m-2. Application of 300 kg N ha-1 showed more number of tillers m-2, LAI, intercepted radiation and RUE and was onpar with 180 kg N ha-1. A highly significant linear relationship observed between cumulative intercepted photosynthetically active radiation (PAR) and biomass production. So plant density of 44.44 hills m-2 and application of 180 kg N ha-1 could be considered as optimum for improved growth and radiation use efficiency of transplanted rice in South Telangana Region of Telangana State. |
ISSN: | 2319-7692 |
Type(s) of content: | Research Paper |
Language: | English |
Name of Journal: | International Journal of Current Microbiology and Applied Sciences |
NAAS Rating: | Not Available |
Volume No.: | 6(5) |
Page Number: | 1429-1437 |
Name of the Division/Regional Station: | Agronomy |
URI: | http://krishi.icar.gov.in/jspui/handle/123456789/10751 |
Appears in Collections: | CS-IIMilletsR-Publication |
Files in This Item:
File | Description | Size | Format | |
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R. Swarna, et al.pdf | 370.27 kB | Adobe PDF | View/Open |
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