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54篇 您的检索式:作者名="Legesse"
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1GIS技术在农业面源污染研究中的应用显示文摘地理信息系统(GIS)技术具有分析速度快、智能化、可视化和信息化的优点,利用GIS技术研究农业面源污染问题已经成为近年来研究农业面源污染的一大趋势。本文阐述了基于GIS在农业面源污染研究中的主要应用技术,包括农业面源数据处理与管理、时空分布与空间差异性、GIS信息系统开发、大数据可视化、模型模拟、污染风险评估及预警预测等,并提出了GIS技术在农业面源污染控制和治理应用方面的发展趋势和研究方向。黄瑜 刘佩诗 甘曼琴 Nebiyou Legesse 王慧慧 甘晓玉 郭龙 马友华 2020中国土壤与肥料2020,,6:10
2Efficacy and side effects of praziquantel in the treatment of Schistosomiasis mansoni in schoolchildren in Shesha Kekele Elementary School,Wondo Genet,Southern Ethiopia显示文摘Objective:To evaluate the efficacy and side effects of praziquantel(PZQ) in the treatment of schistosomiasis in Ethiopia.Methods:In a cross-sectional study,stool specimens were collected from randomly selected 299 school children in Shesha Kekele Elementary School,Wondo Genet, Southern Ethiopia,in April 2010.Stool specimens were examined using a single Kato-Katz thick smear for Schistosoma mansoni(5.mansoni) ova.Children who were found positive for S.mansoni were treated with a single oral dose of PZQ at 40 mg/kg bw and interviewed for treatment-related symptoms 24 hours after drug administration.Four weeks post-treatment,stool specimens were collected from the same children and examined following the same procedure as in the pretreatment.Drug efficacy was determined based on cure and egg reduction rates.Results:Pretreatment prevalence of S.mansoni infection was 74.9%with geometric mean egg count of 268. The evaluated generic PZQ produced an overall cure rate of 73.6%(P<0.000 1,OR:8.33,CI:5.3-13.1) and egg reduction rate of 68.2%(P=0.03,F=0.64).The cure rate showed significant association with age(x^2=H,P=0.004),the highest rate being observed in the 15-22 age group.83%of S. mansoni infected children showed various treatment-related symptoms,the most frerjiient being headache,nausea,and abdominal pain.These symptoms were associated with age(P<0.001) and pre-treatment intensity of infection(P<0.05).Conclusions:The present observations revealed relatively lower cure and egg reduction rates of the PZQ evaluated as compared to previous reports for other PZQ brands in Ethiopia.Hence,in depth studies are recommended to clarify whether the present relatively lower cure rate is the actual cure rate of the praziquantel evaluated,treatment failure,or reduced susceptibility of the parasite.Treatment-related side effects observed were transient and tolerable.Berhanu Erko Abraham Degarege Konjit Tadesse Asnake Mathiwos Mengistu Legesse 2012Asian Pacific Journal of Tropical Biomedicine2012,2,3:3
3Lipoarabinomannan-spe- cific TNF-ct and IFN- as markers of protective immunity against tuberculosis: a cohort study in an endemic setting显示文摘Belay M Legesse M Mihret A 2015APMIS2015,123,10:1
4Zoonotic intestinal parasites in Papio anubis(baboon)and Cercopithecus aethiops(vervet)from four localities in Ethiopia显示文摘LEGESSE M ERKO B 2004Acta Tropica2004,90,3:1
5IFN-γand Ig A against non-methylated heparin-binding hemagglutinin as markers of protective immunity and latent tuberculosis:Results of a longitudinal study from an endemic setting显示文摘BELAY M LEGESSE M MIHRET A 2016J Infect2016,72,2:1
6Lake Evaporation Estimates in Tropical AFrica (Lake Ziway, Ethiopia) 显示文摘Vallet-Coulomb C Legesse D Gasse F 2001Journal of Hydrology2001,245,14:1
7Increased parasitaemia and delayed parasite clearance in Schistosoma mansoni and Plasmodium berghei co-infected mice显示文摘Mengistu Legesse Berhanu Erko Fekede Balcha 2004Acta Tropica2004,,2:1
8Organizational Ambidexterity:How Small Technology Firms Balance Inno- vation and Support 显示文摘JOHN SCHREUDERS ALEM LEGESSE 2012Technology Innovation Management Review2012,,2:1
9Effieaey of praziquantel against Schistosoma haematobium in Dulshatalo village, western Ethiopia显示文摘Mekonnen A Legesse M Belay M 2013BMC Res Notes2013,6,1:1
10Hydrological response of a catchment to climate and land use changes in Tropical Africa: Case study south central Ethiopia显示文摘Legesse D Vallet-Coulomb C Gasse F 2003Journal of Hydrology2003,275,:1
11Hydrologi-cal response of a catchment to climate and land use changes in Tropical Africa:Case study South Central Ethiopia 显示文摘LEGESSE D VALLET-COULOMB C GASSE F 2003Jour- nal of Hydrology2003,275,:1
12Hydrological response of a catchment to climate and land use changes in Tropical Africa: case study South Central Ethiopia显示文摘LEGESSE D VALLET-COULOMB C GASSE F 2003Journal of Hydrology2003,275,12:1
13Urban impact on ecological integrity of nearby rivers in developing countries: the Borkena River in highland Ethiopia 显示文摘Beyene A Legesse W Triest L 2009Environmental Monitoring and Assessment2009,153,:1
14Hydrological response of a catchment to climate and land use changes in Tropical Africa:Case study South Central Ethiopia显示文摘Legesse D Vallet C C Gasse F 2003Journal of Hydrology2003,275,12:1
15Evaluation of the performance of CareStart Malaria Pf/Pv Combo and Paracheck Pf tests for the diagnosis of malaria in Wondo Genet,southern Ethiopia显示文摘Sharew B Legesse M Animut A 2009Acta Trop2009,111,3:1
16Hydrological response of a catchment to climate and land use change in tropical Africa Case study South Central Ethiopia 显示文摘LEGESSE D VALLET -COULOM B C GASSE F 2003Journal of Hydrology2003,275,:1
17Evaluation of the per- formance of CareStart Malaria PflPv Combo and Paracheek Pf tests for the diagnosis of malaria in Wondo Genet, southern Ethio- pia显示文摘Sharew B Legesse M Animut A 2009Acta Trop2009,111,3:1
18Underlying principles in chrome tanning:part 1, Conceptual design of pickle-less tanning 显示文摘Legesse W Thanikaivelan P Rao J R 2002JALCA 972002,,:1
19Zoonotic intestinal parasites in Papio Anubis(ba-boon)and Cercopithecus aethipos(vervet)from four localities in Ethiopia显示文摘LEGESSE M ERKO B 2004Acta Tropica2004,90,:1
20IgA response to ESAT-6/ CFP-10 and Rv2031 antigens varies in patients with culture-con- firmed pulmonary tuberculosis, healthy Mycobacterium tuberculosis -infected and non-infected individuals in a tuberculosis endemic set- ting, ethiopia显示文摘Legesse M Ameni G Medhin G 2013Scandinavian J Immunol2013,78,3:1
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