|
|
(3.141.24.134)
|
Users online: 7092
|
|
|
|
|
|
Ijournet
|
|
|
|
|
Natural enemy complex of Helicoverpa armigera Hubn. in durg Mishra A.K., Shrivastava S.K. Central Integrated Pest Management Centre, Raipur-492 001, India Abstract Population of gram pod borer Helieoverpa armigera (Hubn.) and their biological suppressing agents were studied at four places. Maximum pod borer population (10.8 ± 4,9 larvae/m2) was recorded at Bhendari followed by Chamari (9.8±3.1 larvae/m2). Natural enemy play a key role in population suppression of pod borer and during peak 52.7 to 90.1% parasitization were noticed in different location. Among natural enemy recorded, fungi, Beauvaria bassiana Balsamo and ichneumonid, Campoletis chlorideae Uchida were dominant and during their peak infectivity were ranged from 2.4± 1.8 to 5.0±4.0 infected larvae/m2 and from 1.8±1.0 to 4.0± 1.5 diseased larvae/m2 at different Eriborus sp. were minor in status. Top | |
|
|
|
|
║ Site map
║
Privacy Policy ║ Copyright ║ Terms & Conditions ║
|
|
745,822,584 visitor(s) since 30th May, 2005.
|
All rights reserved. Site designed and maintained by DIVA ENTERPRISES PVT. LTD..
|
Note: Please use Internet Explorer (6.0 or above). Some functionalities may not work in other browsers.
|