IJAIR NAAS Score : 3.99 ,ISSN : 2319-1473

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    Productivity and Profitability of Hybrid Rice (Oryza Sativa L.) As Influenced by Spacing and Age of Seedling Under System of Rice Intensification

    K. S. Damor; V. P. Usadadia; L. K. Arvadia; V. A. Patil; Parth B. Patel
    The field experiment was conducted during kharif season of 2014 at Navsari to evaluate suitable spacing (20 x 15 cm, 25 x 25 cm) and age of seedling (18 and 28 days old) of rice varieties (GNR 3 and US 312) under system of rice intensification. Spacing at 25 × 25 cm showed significantly higher yield attributes, viz., tillers hill-1, effective tillers m-2, grains panicle-1 and grain weight per panicle and 1000 seed weight as compared to 20 × 15 cm except plant height. Further, grain yield, net returns, benefit: cost ratio was significantly higher under wider spacing. Of the rice varieties, hybrid US 312 exhibited significantly higher growth parameters, yield attributes, yields, net returns and benefit: cost ratio over GNR 3 except plant height. The 18 days old seedlings registered 9.96% higher grain yield than older seedlings, but growth and yield attributes like plant height, panicle length, grains panicle-1 and straw yield found to be non-significant. The interaction effect of hybrid rice US 312 with spacing 25 x 25 cm produced significantly higher grain yield
    Select Volume / Issue:
    Year:
    2017
    Type of Publication:
    Article
    Keywords:
    Hybrid Rice; Spacing; Seedling Age; System of Rice Intensification
    Journal:
    IJAIR
    Volume:
    5
    Number:
    6
    Pages:
    983-985
    Month:
    May
    ISSN:
    2319-1473
    Hits: 2487

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