Influence of weather factors on male Spodoptera litura (Fab.) moth catches in pheromone traps in the groundnut ecosystem
Influence of weather factors on male Spodoptera litura (Fab.) moth catches in pheromone traps in the groundnut ecosystem
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Keywords:
Groundnut, Pheromone trap, Spodoptera litura, WeatherAbstract
A regular field monitoring was done since five years at AICRP on Groundnut, MARS, Dharwad, Karnataka during Kharif &rabi/summer (2017 to 2021). In nutshell, the highest and lowest moths collected/trap were in Kharif-2021 and Kharif-2019 respectively. Collections were more in Kharif compared to rabi. Overall, the highest trap catches were in the month of July & August. The minimum temperature, relative humidity and rainfall had a positive correlation with the moth trapping, while the maximum temperature had a negative correlation. Pheromone traps can be used an effective tool in IPM to assess population fluctuations and forewarn the needy.
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References
Mohammad Saleem A, Naidu GK, Tippannavar PS and Nadaf HL, 2019. Biophysical and biochemical mechanism of resistance to Spodoptera litura in groundnut (Arachis hypogaea L.).Journal of Entomology and Zoology Studies, 7(4): 86-96.
Sreedhar U, 2019. Influence of weather on male moth catches of Spodopteralitura in pheromone traps and infestation in virginia tobacco. Indian Society of Tobacco Science, pp.1-6.