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Notes on the family Ceratopogonidae in Xinjiang
LIU Zeng-jia, ZHANG Ji-jun
Abstract1234)      PDF (1036KB)(1323)      

Objective To study the family Ceratopogonidae of the order Diptera in Xinjiang Uygur Autonomous Region. Methods Traps, nets, animal baits and light traps were used to capture the relevant species; and related literature was reviewed. Results Notes on the family Ceratopogonidae of the order Diptera in Xinjiang was published, with statement of 106 species, 10 genera and 4 subfamilies of Diptera, Ceratopogonidae. The notes covered 1 genus (Leptoconops Skuse) of the subfamily Leptoconopinae, with 17 species; 1 genus (Dasyhelea Kieffer) of the subfamily Dasyheleinae, with 16 species; 3 genera of the subfamily Forcipomyiinae, comprising 1 species under the genus Atrichopogon Kieffer, 8 species under the genus Forcipomyia Meigen and 2 species under the genus Lasiohelea Kieffer; 4 genera of the subfamily Ceratopogoninae, comprising 48 species under the genus Culicoides Latreille, 4 species under the genus Brachypogon Kieffer, 8 species under the genus Bezzia Kieffer and 1 species under the genera Palpomyia Meigen and Mallochohelea Wirth for each. Conclusion The notes provide scientific basis for further prevention and control of Diptera, Ceratopogonidae in Xinjiang.

2010, 21 (5): 466-474.
Analysis on mosquito surveillance in Beijing ports
LIU Jia, CHE Zhi-Jun, LIU Yong-You, MA Wei-Dong, GUO Tian-Yu, LI Cai-Chen, CAO Jian-Zhong, WANG Dong-Hui, TIAN Jie, GENG Hong-Shan, YANG Xiao-Feng, ZHANG Ji-Jun, SUN Ji-Lun, WANG Zheng
Abstract1469)      PDF (277KB)(1056)      

【Abstract】 Objective To master the species and seasonal fluctuation of mosquitoes, and provide scientific basis for mosquitoes control in Beijing ports. Methods CO2?baited trap and net trap methods were used for the surveillance of adult mosquitoes, and the scoop dipping method for the surveillance of larvae. Results A total of 14 270 mosquitoes were collected, belonging to 4 genera and 6 species. They were  Anopheles sinensis, Culex pipiens pallens,  Cx.tritaeniorhynchus,  Aedes albopictus, Ae.vexans  and  Armigeres  subalbatus.  As  many  as  114  mosquito  larvae  were  collected,  which  were  Cx.pipiens  pallens  and Cx.modestus. The dominant specie was Cx.pipiens pallens and its active peak was September. Conclusion The integrated management should be taken for a long time to control mosquitoes in Beijing ports.

2009, 20 (5): 479-480.
Flies surveillance at Beijing port
CHE Zhi-Jun, LIU Jia, LIU Yong-You, TIAN Jie, GUO Tian-Yu, LI Cai-Chen, CAO Jian-Zhong, WANG Dong-Hui, MA Wei-Dong, GENG Hong-Shan, YANG Xiao-Feng, ZHANG Ji-Jun, SUN Ji-Lun, WANG Zheng
Abstract1601)      PDF (601KB)(1021)      

【Abstract】 Objective To master the fly species and population composition at Beijing port and provide scientific evidence for fly control. Methods The baited fly traps method was used in this study. Results There were 30 species, 16 genera, 5 families of flies captured from April to November of 2006 and 2007. The annual average fly density was 59.7 flies/(cage ·day). There were two peaks, one was in May and the other was in September. Conclusion It was important to clean out the breeding sites for the control of flies at Beijing port.

2009, 20 (2): 169-171.
Epidemiologic Investigation on Hantaviruses Carried by Rodents in Urban District of Beijing
JIANG Jia-fu; WU Xiao-ming; WANG Ri-ming; XU Wei-cai; ZUO Shu-qing; ZHANG Ji-jun; LI Zhong-lin; CHEN Li-quan; GUO Tian-yu; CAO Wu-chun
Abstract1116)      PDF (1117KB)(710)      
Objective In order to make tracks for infectious factors of hemorrhagic fever with renal syndrome(HFRS),and to investigate hantavirus(HV) infection of rodents from urban district of Beijing. Methods We trapped the rodents in different niches in urban district monthly during 2003-2004,detected the IgG reacting sera to HV antigen using ELISA,and amplified the partial M segment of HV from captured rodent lung samples with RT-PCR and then sequenced it directly. The alignment of the nucleotide and the deduced amino acid sequences,together with phylogenetic analysis were made with DNASTAR software. Results 2 species ( Rattus norvegicus and Mus musculus) of 229 rodents were captured. The overall seroprevalence of HV infection was 4.37% (10/229) with R.norvegicus 3.51%( 6/171) and M.musculus 6.90%( 4/58) respectively. RT-PCR positive rates were 0.87%( 2/229) with R.norvegicus 0.58%( 1/171) and M.musculus 1.72%( 1/58) respectively. The nucleotide sequences of 356 bp region (1958-2313) of M segment obtained from these 2 samples were all identified to SEOV,with 5.40% divergence. Phylogenetic analysis revealed that they all belonged to Z37 subgenotypes from Zhejiang province,and could be branched into 2 different subclades. Conclusion It showed SEOV were the dominant genotypes in Murinae rodents from urban district of Beijing and had the variational nature among different hosts. The HV prevalence of hosts in urban district was not high. Besides R.norvegicus,the increasing prevalence effect of M.musculus should be noticed.
Studies on the Field Efficacy of Clove Relieving Itching Dew
ZHANG Ji-jun; LIU Zeng-jia;YANG Yin-shu;et al
Abstract1207)      PDF (79KB)(710)      
Objective To find a method of local relieving itching for the persons bitted by mosquctoes,guaranteeing physically and mentally healthy of every soldiers to improve the fighting capacity.Methods The field test of efficacy of relieving itching dew was conducted.Results The investigation in field showed there were itch,erythema,swelling and pain on the bodies bitted by mosquitoes;82.81% persons were itching,which showed that itch was the first importance of the four symptoms.The total effective rate of the dew to relieving itching was 97.76%.Conclusion Clove Relieving itching dew not only relieves itching effectively but also reduces erythematic,dispels swelling and relieves pain.
Investigation of Midges in the Part District Along Qingzang Highway
GONG Zhan-wei; LIU Zeng-jia; ZHANG Ji-jun; et al
Abstract1036)      PDF (260KB)(796)      
Objective:Studying on population composition,population trends and harm degree of midges in the part district along Qingzang Highway.Methods:Catching midges by waving the net.Results:There were genus Leptoconops,genus Culicoidts and genus non-blood-sucking midges in Ge'ermu,Nachitai and Tuotuohe, Leptoconops was superior in number(93.96%),the second was non-blood-sucking midges and third was Culicoidts.As the increase of elevation, Leptoconops went up in number and non-blood-sucking midges and Culicoidts went down.Tuotuohe was the most serious,and almost all of them were Leptoconops,the activity density was fairly higher from 10∶00 to 20∶00,with the most from 14∶00 to 17∶00;The infestation of Nachitai was the second,and they emerged from 10∶00 to 19∶00,also with Leptoconops as the dominant,higher density at 11∶00-13∶00;The density of midges in Ge'ermu was lower than in Tuotuohe and Nachitai,but from 10∶00 to 21∶00,there were Leptoconops,Culicoidts and non-blood-sucking midges to bite and annoy.Conclusion:This investigation has provided the science basis for controlling the midges.