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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 1
Screening of different pipeline and released variety of bread wheat (Triticum aestivum L.) for resistance against maize weevil Sitophilus zeamais (Motsch.) in storage condition

Bishal Gaire, Kapil Kafle, Subash Sitaula and Arjun Gurung

The increase in wheat demand is governed by rapidly growing population and increased preference towards wheat and its subsequent products. Maize weevil (Sitophilus zeamais) is a cosmopolitan insect and causes great damage to stored grains. Its affinity towards wheat is a growing concern. The experiment was performed in the Entomology laboratory of Lamjung Campus at room temperature. To determine the relative resistance in storage, 9 pipelines and a variety WK 1204 were used as treatments. Treatments were arranged in Completely Randomized Design. The replications were three in number for each treatment. 12 pairs of weevil irrespective of their sex were kept in each jar containing 60 g of wheat and observations were made. Number of damaged seeds and weight loss were recorded at every 20 days interval for five times. The weight loss and numbers of damaged seeds were found to be significantly higher in WK 3025 and WK 2432 consistently. However weight loss and damaged seeds for the 80 and 100 days was found to be significantly higher in WK 3025 only. Among all the treatments WK 3025 was found to be least resistance and WK 2430 was found to be most resistant in terms of damaged seeds and weight loss in storage against maize weevil attack. The germination percentage decrement was also observed by performing initial germination and final germination. However further research and long term effect in large stores of farmers conditions are recommended for further application.
Pages : 1120-1123 | 292 Views | 71 Downloads


Journal of Entomology and Zoology Studies Journal of Entomology and Zoology Studies
How to cite this article:
Bishal Gaire, Kapil Kafle, Subash Sitaula, Arjun Gurung. Screening of different pipeline and released variety of bread wheat (Triticum aestivum L.) for resistance against maize weevil Sitophilus zeamais (Motsch.) in storage condition. J Entomol Zool Stud 2020;8(1):1120-1123.

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