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Persisting Resistance of Helicoverpa armigera (Lepidoptera: Noctuidae) to Pyrethroid, Organophosphate and Carbamate Insecticides

Persisting Resistance of Helicoverpa armigera (Lepidoptera: Noctuidae) to Pyrethroid, Organophosphate and Carbamate Insecticides

Honnakerappa S. Ballari1 and Shashikant S. Udikeri2*

1Department of Agricultural Entomology, College of Agriculture, Dharwad 580005, Karnataka, India.
2Agricultural Research Station, Dharwad Farm, Dharwad 580007, Karnataka, India.
 
* Corresponding author: ssudikeri@gmail.com

Fig. 1.

Locations selected for data collection on Helicoverpa armigera management practices in Karnataka (India).

Fig. 2:

Resistance level of selected insecticides against field populations of Karnataka during 2016-17. 

Fig. 3.

Pairwise correlation coefficient comparisons between log LC50 values of field populations of Helicoverpa armigera for different insecticides.

Pakistan Journal of Zoology

August

Vol. 54, Iss. 4, Pages 1501-2001

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