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Abstract                 Volume:3  Issue-4  Year-2016          Original Research Articles

IJCRBP is now DOI (CrossRef) registered Research Journal. The DOIs are assigned to all published IJCRBP Articles.

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Influence of Plant Densities and Age of Seedlings on Dry Matter Partitioning and Grain Yield Potential of Transplanted Rice (Oryza sativa L.)
G. Vijayalaxmi, G. Sreenivas, P. Leela Rani* and T. Ram Prakash
Department of Agronomy, College of Agriculture, Professor Jayashankar Telangana Agricultural University, Rajendranagar,  Hyderabad-500 030, Telangana State, India
*Corresponding author
Abstract:

An experiment was carried out during kharif, 2013 at College Farm, Rajendranagar, Hyderabad. with three plant densities  (1 seedling hill-1, 3 seedlings hill-1, 5 seedlings hill-1) as factor  one and four age of seedlings (15 days old seedlings, 25 days old seedlings, 35 days old seedlings, 45 days old seedlings) as factor two in randomized block design, replicated thrice. Experimental results showed 5 seedlings hill-1 was found to be significant to get more productive tillers (288) and grain yield (5817 kg ha-1) over 3 seedlings hill-1 and 1 seedling hill-1 due to more dry matter production (348, 793 and 1296 g m-2 ) at panicle initiation, heading and physiological maturity stages and dry matter partitioning as stem, leaf and grain (300, 242 and 754 g m-2) at physiological maturity stage respectively over 3 seedlings hill-1 and 1 seedling hill-1. Among different age of seedlings significantly more productive tillers and grain yield was obtained with 25 days old seedlings over 15, 30 and 45 days old seedlings with more dry matter at panicle initiation, heading and physiological maturity stages and dry matter partitioning as stem, leaf and grain (330, 261 and 824 g m-2) at physiological maturity

Keywords: Age of seedlings,Dry matter partitioning,Grain yield,Number of seedlings,Oryza sativa
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How to cite this article:

Vijayalaxmi, G., Sreenivas, G., Leela Rani, P., Ram Prakash, T., 2016. Influence of plant densities and age of seedlings on dry matter partitioning and grain yield potential of transplanted rice (Oryza sativa L.).Int.J.Curr.Res.Biosci.Plantbiol. 3(4): 51-55. doi: http://dx.doi.org/10.20546/ijcrbp.2016.304.009
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