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Effects of environmental modification on the diversity and positivity of anopheline mosquito aquatic habitats at Arjo-Dedessa irrigation development site,Southwest Ethiopia

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Infectious Diseases of Poverty 2020年第1期9卷 98-98页

作者： Dawit Hawaria Assalif Demissew Solomon Kibret Ming-Chieh Lee Delenasaw Yewhalaw Guiyun Yan Department of Medical Laboratory Sciences and Pathology Institute of HealthJimma UniversityJimmaEthiopia 不详 Tropical and Infectious Diseases Research Center(TIDRC) Jimma UniversityJimmaEthiopia

Background:Irrigated agriculture is key to increase agricultural productivity and ensure food security in ***,unintended negative public health impacts(***)of such environmental modification have been a *** study assessed the diversity and distribution of breeding habitats of malaria vector mosquitoes around Arjo-Dedessa irrigation development site in Southwest ***:Anopheline mosquito larvae were surveyed from two agroecosystems,‘irrigated’and‘non-irrigated’areas during the dry(December 2017–February 2018)and wet(June 2018–August 2018)*** habitat diversity and larval abundance were compared between the irrigated and non-irrigated *** association between anopheline mosquito larvae occurrence and environmental parameters was analysed using Pearson *** logistic regression analysis was used to determine primary parameters that influence the occurrence of anopheline ***:Overall,319 aquatic habitats were surveyed during the study *** 60%(n=152)of the habitats were positive for anopheline mosquito larvae,of which 63.8%(n=97)and 36.2%(n=55)were from irrigated and non-irrigated areas,*** number of anopheline positive habitats was two-fold higher in irrigated than non-irrigated *** larval abundance in the irrigated area was 16.6%higher than the non-irrigated ***’s chi-square analysis showed that season(χ2=63.122,df=1,Pmosquito breeding habitat diversity,larval occurrence and abundance in the irrigated than non-irrigated areas in both dry and wet *** indicates that irrigation development activities contribute to proliferation of suitable mosquito breeding habitats that could increase the risk of malaria transmissi

关键词： Anopheline mosquito breeding mosquito habitat Malaria Irrigation Ethiopia

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