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Indian Journal of Entomology
Year : 2020, Volume : 82, Issue : 2
First page : ( 280) Last page : ( 284)
Print ISSN : 0367-8288. Online ISSN : 0974-8172.
Article DOI : 10.5958/0974-8172.2020.00065.6

Seasonal incidence of tomato pin worm Tuta absoluta (meyrick)

Manjula K N, Kotikal Y K*, Venkateshalu

Department of Entomology, University of Horticultural Sciences, Bagalkot

*Email: ykkotikal@rediffmail.com (corresponding author)

Online published on 21 July, 2020.

Abstract

Observations on the seasonal incidence of the tomato pin worm Tuta absoluta (Meyrick) (Lepidoptera: Gelechiidae) revealed that the occurrence was less during early stage of the crop, but later increased. The effect of weather factors evaluated during 2017–18 to 2018–19 revealed a positive correlation with the maximum temperature, and a negative one with relative humidity and rainfall.

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Keywords

Tomato, Tuta absoluta, foliage, fruit damage, population dynamics, temperature, relative humidity, rainfall, correlation coefficients.

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