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Taschenbuch. Condizione: Neu. This item is printed on demand - it takes 3-4 days longer - Neuware -The toxicity, repellency and fumigant activity of three essential oils were evaluated against the Periplaneta americana (L.) under laboratory conditions. The essential oil of C. citratus exhibited complete repellency (up to 100%) against P. americana using different concentration (4, 5, 6 and 7%) after 24 hours. LC50 value for C. citratus is 8.013, 7.050, 4.897 and 3.391 at 2, 4, 6 and 24 hours. Fumigant activity ranging from 70-100% was observed using C.citratus under laboratory conditions against P. americana. Satisfactory toxicity 10-100% was found using Mentha arvensis at different concentrations between different time interval (2-24 hours). In case of M.arvensis LC50 value for contact toxicity is 8.122, 8.013, 6.004 and 4.640 after 2,4, 6 and 24 hours. Fumigation value ranges from 50-80% was seen in case of M.arvensis at different concentrations. Least toxicity, repellency and fumigant activity was observed in case of Eucalyptus citrodora. %age mortality from 0-80% was achieved between 2-24hours at different concentrations. LC50 value is 8.268, 10.292, 7.050 and 4.814 after 2, 4, 6 and 24 hours. 40-60% fumigant activity was observed after 24 hours at different concentrations. 84 pp. Englisch.…

Taschenbuch. Condizione: Neu. nach der Bestellung gedruckt Neuware - Printed after ordering - The toxicity, repellency and fumigant activity of three essential oils were evaluated against the Periplaneta americana (L.) under laboratory conditions. The essential oil of C. citratus exhibited complete repellency (up to 100%) against P. americana using different concentration (4, 5, 6 and 7%) after 24 hours. LC50 value for C. citratus is 8.013, 7.050, 4.897 and 3.391 at 2, 4, 6 and 24 hours. Fumigant activity ranging from 70-100% was observed using C.citratus under laboratory conditions against P. americana. Satisfactory toxicity 10-100% was found using Mentha arvensis at different concentrations between different time interval (2-24 hours). In case of M.arvensis LC50 value for contact toxicity is 8.122, 8.013, 6.004 and 4.640 after 2,4, 6 and 24 hours. Fumigation value ranges from 50-80% was seen in case of M.arvensis at different concentrations. Least toxicity, repellency and fumigant activity was observed in case of Eucalyptus citrodora. %age mortality from 0-80% was achieved between 2-24hours at different concentrations. LC50 value is 8.268, 10.292, 7.050 and 4.814 after 2, 4, 6 and 24 hours. 40-60% fumigant activity was observed after 24 hours at different concentrations.…

Condizione: New. Dieser Artikel ist ein Print on Demand Artikel und wird nach Ihrer Bestellung fuer Sie gedruckt. Autor/Autorin: Ambreen AsmaMiss Asma Ambreen has done BS (Zoology) from a well renowned institute Lahore College For Women University Lahore.Her specific area of research is Entomology and she has done her research to find the efficacy of essential.…

Taschenbuch. Condizione: Neu. This item is printed on demand - Print on Demand Titel. Neuware -The toxicity, repellency and fumigant activity of three essential oils were evaluated against the Periplaneta americana (L.) under laboratory conditions. The essential oil of C. citratus exhibited complete repellency (up to 100%) against P. americana using different concentration (4, 5, 6 and 7%) after 24 hours. LC50 value for C. citratus is 8.013, 7.050, 4.897 and 3.391 at 2, 4, 6 and 24 hours. Fumigant activity ranging from 70-100% was observed using C.citratus under laboratory conditions against P. americana. Satisfactory toxicity 10-100% was found using Mentha arvensis at different concentrations between different time interval (2-24 hours). In case of M.arvensis LC50 value for contact toxicity is 8.122, 8.013, 6.004 and 4.640 after 2,4, 6 and 24 hours. Fumigation value ranges from 50-80% was seen in case of M.arvensis at different concentrations. Least toxicity, repellency and fumigant activity was observed in case of Eucalyptus citrodora. %age mortality from 0-80% was achieved between 2-24hours at different concentrations. LC50 value is 8.268, 10.292, 7.050 and 4.814 after 2, 4, 6 and 24 hours. 40-60% fumigant activity was observed after 24 hours at different concentrations.OmniScriptum SRL, Str. Armeneasca 28/1, office 1, 2012 Chisinau 84 pp. Englisch.…