Effect of Tomato Varieties on the Tomato Borer Tuta absoluta (Meyrick) (Lepidoptera: Gelechiidae) as a Main Insect Pest Attacking Tomato Plants in Damietta Governorate.

Document Type : Original Article

Authors

Economic Entomology Department, Faculty of Agriculture, Damietta University

Abstract

The current studies were conducted on the field at kafr El-battikh reigon, Damietta Governorate. K-186, G.S and MARRWA tomato varieties to determine the effect of different tomato varieties on the population abundance of the tomato borer Tuta absoluta (Meyrick) in February plantation during the two successive seasons 2016 and 2017. K-186 tomato variety attracted the highest average number of eggs and larvae of T. absoluta during the first season and represented by 265.1±45.4 eggs and 171.7±41.8 larvae, respectively. While G.S variety ranked the second category and represented by 238.9±40.9 eggs and 169±41.1 larvae, respectively. On the other hand, MARRWA variety came in the last category and represented by 183.6±45.4 eggs and 106.9±28.6 larvae, respectively. While during the second season G.S variety attracted the highest average number of eggs of T. absoluta followed by K-186 and MARRWA and representedby 281±50.7, 213.5±55.7 and 189.6±52.6 eggs, respectively. Meanwhile, G.S variety attracted the highest average number of larvae of T. absoluta followed by MARRWA variety and K -186 variety came in the last category and represented by 165±46.6, 111.4±27.8 and 98±21.4 larvae, respectively. Statistical analysis revealed that a significantly differences between the tomato varieties and T. absoluta eggs and larvae during the two successive seasons.

Keywords

Journal of Plant Protection and Pathology
Volume 9, Issue 3
March 2018
Pages 163-165

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