Madras Agricultural Journal
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Research Article | Open Access | Peer Review

VARIETAL SCREENING OF RICE FOR RESISTANCE TO STEMBORER, Scirpophaga incertulas (Walker)

Volume : 73
Issue: Jul-jul
Pages: 361 - 365
Published: September 25, 2023
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Abstract


Among the seventeen entries. screened in two places for their resistance to stem- borer during 1984-85, DPI 1091/1-3, IR 50, Paiyur 1. Sornavazhai, TKM 9 and W 1263 were found to be moderately resistant to stemborer deadhearts (DH) upto 30 DAT and Co 18 upto 50 DAT, while Co 18, Co 21, IR 50, Paiyur 1. SB 13, SB 19 were moderately resistant to white ear (WE) damage, recording a grade of 3 as against grade 9 on Jaya. In the on-farm trial, Paiyur, 1 recorded 5.6% deadhearts and 6.6% white-ears as against 12.3% DH and 18.3% WE on Jays recording,a yield of 4995 kg/ha as against 4070 kg/ha on Jaya under unprotected condition,

DOI
Pages
361 - 365
Creative Commons
Copyright
© The Author(s), 2025. Published by Madras Agricultural Students' Union in Madras Agricultural Journal (MAJ). This is an Open Access article, distributed under the terms of the Creative Commons Attribution 4.0 License (http://creativecommons.org/licenses/by/4.0/), which permits unrestricted use, distribution and reproduction in any medium, provided the original work is properly cited by the user.

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