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Journal of Entomology and Zoology Studies
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P-ISSN: 2349-6800, E-ISSN: 2320-7078

Journal of Entomology and Zoology Studies

2020, Vol. 8, Issue 3
Ecological life table of Earias vittella on okra under field condition

NS Rode, MF Acharya, PS Wadaskar and PM Sangle

Field life table of Earias vittella indicated that egg stage contributed 20 per cent mortality mainly due to egg sterility. Younger and older larval group contributed 25.94 and 8.73 per cent mortality, respectively. Viral, bacterial, fungal infection, Cotesia sp, etc. was key mortality factors operating under field conditions. The value of generation survival and trend index was found 0.44811 and 0.0166, respectively. In immature stages the maximum mortality was recorded during pupal stage which was recorded 0.1637 value of ‘K’s while, lest mortality was observed in the older larval group with a 0.0645 ‘K’s value.
Pages : 952-955 | 460 Views | 171 Downloads


Journal of Entomology and Zoology Studies Journal of Entomology and Zoology Studies
How to cite this article:
NS Rode, MF Acharya, PS Wadaskar, PM Sangle. Ecological life table of Earias vittella on okra under field condition. J Entomol Zool Stud 2020;8(3):952-955.

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