The Effect of Some Aqueous Plant Extracts on Rust-Red Flour and Khapra Beetle
College Of Basic Education Researches Journal,
2008, Volume 7, Issue 4, Pages 300-316
AbstractThe present study deals with the effects of 27 aqueous plant extracts at the concentrations 10, 7.5, 5 and 2.5% of 27 on rust-red fluor beetle , Tribolium castaneumHerbs and khapra beetle Trogoderma granarium Everts . The examined extracts plants represents numbers plants species belonging to twenty families .
In genral mortality percentages was proportionally increased with the extract concentration . The extracts concentration mortality 50 % of treated larvae ( Lc50) were calculated .
Appled extracts were significantly more effective on Khapra larvae weight in relation to rustry _ red flour beetle larvae .
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