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Bioefficacy Evaluation of Bifenthrin 10EC against Major Pests of Rice

  • Author:R. Veeravel and B. Ravivarman

    p-ISSN:0024-9602, e-ISSN:2582-5321, Vol:97, Issue:apr-jun

    DOI: https://doi.org/10.29321/MAJ.10.100372
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Abstract

                                Field efficacy of bifenthrin 10EC at 25, 50 and 75g ai/ha was evaluated against rice stem borer Scirpophaga incertulas Walker, leaf folder Cnaphalocrocis medinalis Guenee and green leaf hopper Nephotettix virescens Distant along with two standard insecticides viz., lambda cyhalothrin (Karate 5EC) and chlorpyriphos (Dursban 20EC) during Kuruvai and Navarai 2006 and Navarai, 2007 seasons at Annamalai University Experimental farm, Annamalainagar. Results revealed that bifenthrin 10EC @ 75g ai/ha was the most effective against tested insects followed by bifenthrin 10EC at 50 and 25g ai/ha. Other chemicals also proved effective than control

Key words : Bioefficacy, biofenthrin, rice pests

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ISSN : 0024-9602
eISSN : 2582-5321

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