PREDATION POTENTIAL OF Coccinella septempunctata var divaricata OLIVE ON MUSTARD APHID (L. erysimi Kalt.) INFESTING MUSTARD CROP

Abstract

An experiment was conducted to study the predation potential of Coccinella septempunctata var divaricata on mustard aphid during February-March, 1996. The larva of the predatory Coccinellid consumed 116.61 aphids per individual with minimum and maximum of 155.5 and 167.71 aphids per individual in February while 141 aphids per individual with minimum and maximum of 114.25 and 168.75 aphids per individual in March. Adult of the Coccinellid consumed 518.0 aphids per individual with minimum and maximum of 428 and 636 aphids per individual in March.An experiment was conducted to study the predation potential of Coccinella septempunctata var divaricata on mustard aphid during February-March, 1996. The larva of the predatory Coccinellid consumed 116.61 aphids per individual with minimum and maximum of 155.5 and 167.71 aphids per individual in February while 141 aphids per individual with minimum and maximum of 114.25 and 168.75 aphids per individual in March. Adult of the Coccinellid consumed 518.0 aphids per individual with minimum and maximum of 428 and 636 aphids per individual in March.

DOI

https://doi.org/10.29321/MAJ.10.A00620

Pages

370 - 372

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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