Determination of lethal concentration (LC50) for different insecticides against third instar larvae of Helicoverpa armigera (Hubner) (LEPIDOPTERA:NOCTUIDAE)
The efficacy of LorsbanTM, Alpha-cypermethrinTM and KarateTM was assessed by larval dip bioassay against third instar larvae of American bollworm, Helicoverpa armigera (Hub.) collected from a cotton field at Faisalabad and reared in the laboratory until F1 generation. Third instar larvae were used t...
| Main Authors: | , , |
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| Format: | Article |
| Language: | English |
| Published: |
Prince of Songkla University
2006-03-01
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| Series: | Songklanakarin Journal of Science and Technology (SJST) |
| Subjects: | |
| Online Access: | http://www.sjst.psu.ac.th/journal/28_2_pdf/03_third%20instar.pdf |