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The Mortality and Repellence effect of some plant powders on Cowpea weevil Callosobruchus maculatus (Fab) (Coleoptera: Bruchidae) | ||
| basrah journal of science | ||
| Article 1, Volume 28, Issue 1, 2010, Pages 112-120 PDF (0 K) | ||
| Authors | ||
| Muna Abd AL-Wahed; Sadik Thajb Ali; | ||
| Abstract | ||
| Mortality and Repellence of the powders of plants Mytrus communis, prosopis Fracta, Datura innoxia, Eucalyetus camaldulensis have been studied, this study indicated that the lethal effect of powders appears after 48 hours and L.T.50% of Adults are 4,4,3,5 days for Eulalyptus camaldulensis, Datura innoxia, Prosopis facta, Myrtus communts powders respectively. Daily Mortality percent was different according to kind of powders and their concentrations, the higher percent was caused by Prosopis powder where it's average is 43.3% at concentration of 6g/100g of seeds. All plants powder showed forward power repellence on insect which increased with the powder concentration increase and longest time of exposure. Prosopis farcta and Datura innoxia powders over pass in achieving high forward ratio in comparison with other powders, with average 95%, 93% respectively at 6% conc. after 21 day. | ||
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