Madras Agricultural Journal
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CO 46: A MEDIUM DURATION BROWN PLANT HOPPER. RESISTANT RICE VARIETY

  • Author: P. RANGASAMY, V. MURALIDHARAN, S. CHELLIAH, T.B. RANGANATHAN OPALAN. K. MOHANASUNDARAM, P. VAIDYANATHAN, A. BALASUBRAMANIAN, K. NATARAJA MOORTHY, P. SHANMUGASUNDARAM,. B. SUBBULAKSHMI and M. RANGASWAMY,

    p-ISSN: 0024-9602, e-ISSN:2582-5321, Vol: 84, Issue: jul-jul,

    DOI:https://doi.org/10.29321/MAJ.10.A00883

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Abstract

The newly released rice variety CO 46 during 1997 is a hybrid derivative of p T7/IR 20. It matures in 125 days with high level of resistance to brown planthopperMBAT mean yield of 6022 kg/ha as against IR 64 in station trials, and adaptive research trials (5395 k It is medium to tall in stature with long panicle and medium size white grain. It is recommended for Periyar and Coimbatore districts as location specific and also BPH endemic areas of other districts in Samba season for Tamil Nadu State.

Keywords: Brown planthopper, resistant variety, hybrid derivatives

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ISSN : 0024-9602
eISSN : 2582-5321

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