重大动物疫病免疫密度考核办法

近年来．从中央到地方各级政府、部门十分重视动物重大疫病的防控工作．并制订和贯彻落实了一系列策略和措施．尤其在实施强制免疫中投人了大量的人力、物力和财力．各地普遍报告猪瘟等重大动物疫情的预防注射做到了“县不漏乡、乡不漏村、村不漏社、社不漏户、户不漏畜、畜不漏针”，免疫密度达100％。但免疫密度的计算方式普遍采用的是耳标（免疫证明）的持有率为基础的．这种计算考核方法因疫苗质量、疫苗保存使用方法、     

乐业县确保畜禽六种重大疫病强制免疫密度达百分之百

正为做好大牲畜春季疾病防疫工作,乐业县水产畜牧兽医局已分片对全县3.4万头牛、12.5万头猪、4.39万只羊、57.4万只鸡、7.21万只水禽,开始进行全面强化免疫工作,确保"县不漏养畜单位、养畜单位不漏养畜户、户不漏畜、畜不漏针",强化免疫密度要达到100%。2015年,乐业县水产畜牧兽医局将继续着力抓好口蹄疫、猪瘟等6种重大动物疫病防控,要求免疫密度要达到100%,免疫抗体合格率要达到70%以上。猪、牛、羊、禽发病死亡率要分别控制在     

商都县动物疫病防控对策浅析

通过对商都县动物疫病防控现状的调研,有针对性地制定系列措施,按照"乡不漏村、村不漏户、户不漏畜、畜不漏防"的原则,继续实施免疫标识制度,给免疫畜禽佩戴免疫标识,规范免疫档案,确保免疫密度和免疫质量.严防传染病的发生,按照"全力防堵为主,严格检疫监管和强制免疫为辅"的防控方针做好动物疫病的防控和扑灭工作.在10个乡镇设立...     

20日龄左右哺乳仔猪猪瘟免疫田间对比试验

通过对互助县南门峡乡１３个村１２３１户９９２９头２０日龄左右乳猪的免疫注射及１个村１３８户９８２头同龄对照猪的调查,试验猪的猪瘟免疫抗体相对保护率为１００％;对照猪猪瘟发病率为１０．４％、发病致死率为６７．８５％。     

当前猪瘟的发生特点及免疫方法

猪瘟流行已有一百多年的历史，它给养猪业造成了很大的危害．由于自然环境和人为的因素，近十多年来猪瘟的发生规律己发生了如下较大的变化，且变化特点1.1由地方性流行变为零星散发1967年9月，我县城郊乡石岑村28户因猪瘟死猪46头，21户空栏；1973年3月华泉乡乌龙村、成直村、荷叶塘村流行猪瘟死猪190o多头，3个村有7O％的农产空栏；1982年9月多数乡镇又流行情瘟，死猪51600多头，占全县牲猪饲养量的13％．近十多年来，猪瘟流行已变为零星散发，一个自然村中往往只有3～5户人家的猪发生猪瘟，有时同栏的猪，其中1～2头发生猪瘟后而其它的…     

永州地区牲猪免疫失败的原因剖析

永州地处湖南南端,与两广相连,全市辖区九个县,二个县级行政区。每年发展加强牲猪1000万头以上,出栏牲猪680余万头,外贸出口活大猪占全省的三分之一。全市牲猪养殖专业大户2.7万户,牲猪养殖村187个,规模化养殖场500多户。其中年出栏万头以上的专业户25户,千头以上的专业户     

乡镇兽医站的主要工作任务

基层乡镇兽医站是承担强制免疫工作的基础单位,在保证强制免疫工作实效上有不可替代的作用.1明确责任按照法律法规的规定,乡镇畜牧兽医站承担辖区内强制免疫工作开展责任,包括对相关疫苗的发放、保存和使用等.2明确目标任务在开展强制免疫工作和使用疫苗时,要坚持统一性原则,保证在疫苗种类、免疫方案、操作流程、免疫标识、免疫档案等,都坚持在辖区内的统一,结合国家制定的标准规定以及本地区补充的规章制度,实行统一的工作标准和规程,在免疫时做到县不漏乡,乡不漏村,村不漏社,社不漏户,户不漏畜,确保高致病性禽流感、口蹄疫、猪瘟、小反刍兽疫、布病的免疫应免密度达到100%,高致病性蓝耳病结合当地的流行情况进行免疫.免疫后经过检测,口蹄疫抗体合格率标准要达到80%以上,其他疫病达到70%以上.     

宁夏吴忠市区动物强制免疫抗体监测方法的探索

随着养殖业的持续健康发展和动物防疫工作的进一步深化,重大动物疫病的防疫质量已成为当前动物免疫工作的基础和关键,通过抗体监测来客观、公正地评价强制免疫的重大动物疫病免疫效果,以有效指导免疫工作,真正做到畜禽免疫“乡不漏村、村不漏户、户不漏畜、畜不漏针”。同时免疫抗体监测结果也是考核兽医人员和村级防疫员的主要指标之一。     

宁波市防控禽流感纪实

我国安徽、湖南、辽宁等省相继发生了高致病性禽流感疫情之后．尽管到目前为止宁波地区没有发现任何禽流感疫情．但为了更好地监测应对可能的禽流感．全市各部门正严阵以待．全力防控。宁波市防控禽流感工作的目标是“乡不漏村、村不漏户、户不漏禽”。为此，农业和贸易等部门打出了7套组合拳“动作”．主要抓免疫、检疫、消毒，加强人员培训，防疫知识宣传等工作．确保无一例疫情发生。     

吉林:春季动物防疫工作做到“五落实”

<正>为了有效控制重大动物疫病的发生和传播,确保我县畜牧业健康发展,梨树县畜牧局在春季动物防疫工作中做到五落实。抓防疫责任落实。明确防疫重点、目标任务和工作要求,将防疫工作纳入各镇和相关部门年度目标考核范畴,做到目标具体、责任到人。抓免疫任务落实。按照镇不漏村、村不漏组、组不漏户、户不漏畜、畜不漏针的防疫目标,组织1 300多名技术人员和村级防疫员,深入全县所有养殖场、养殖户集中开展强制免疫,确保畜禽免疫密度达到100%,畜     

Heartworm in dogs in Canada in 1984

In late December 1984, 1853 institutional veterinarians and small and mixed animal clinics across Canada were sent a questionnaire in order to assess the status of Dirofilaria immitis in Canada in 1984 and 35% of them responded. Veterinarians reported that 97,794 dogs were blood-tested to check for microfilariae and 1417 dogs (1.45% of those tested) were found with heartworm. Another 34 dogs were amicrofilaremic, but were diagnosed as having heartworm disease, to give the total number diagnosed in 1984 as 1451 (1.48%). Heartworm was reported from all provinces except Prince Edward Island and Newfoundland but most (1310) of the cases were in Ontario. In Quebec, 126 cases were reported mostly from west of Montreal.

Heartworm was found most frequently in companion dogs over three years of age maintained mainly outdoors in rural areas. About 27% of the cases were observed with clinical signs of heartworm disease and 72% had a history of not having left Canada. Southwestern Ontario continued to be the primary focus of the infection.

     

Heartworm in dogs in Canada in 1983

In late December 1983, 2 800 veterinarians across Canada were sent a questionnaire in order to assess the status of heartworm disease in Canada in 1983 and 26% of them responded. Veterinarians reported that 59 504 dogs were blood-tested to check for microfilariae and 771 dogs (1.30% of those tested) were found with Dirofilaria immitis. Heartworm disease was diagnosed in all provinces except New Brunswick and Newfoundland but most (733) of the cases were in Ontario.

Heartworm disease was found most frequently in companion dogs over three years of age maintained mainly outdoors in rural areas. About 31% of the cases were observed with clinical signs of heartworm disease and 64% had a history of not having left Canada. Southwestern Ontario continues to be the focus of the infection and most of the dogs there had not left the province previously.

     

Heartworm in dogs in Canada in 1991

In late November 1991, 1883 clinics in Canada were sent a questionnaire to assess the status of Dirofilaria immitis in dogs in 1991 and there was a 60.0% response. There were 344,031 dogs tested for heart-worm (HW), 627 were found infected and the prevalence of HW infection was 0.18%. There were 417 dogs with HW in Ontario, 116 in Manitoba, 38 in Quebec, 53 in British Columbia, three in Alberta, and one in Nova Scotia. In British Columbia, all of the infected dogs but one were from the Okanagan valley which, as from 1991, is a new focus of infection in Canada. Most dogs with HW had not been on preventive medication in 1990, and the prevalence among dogs tested and unprotected was 0.59%. That prevalence was considerably higher in endemic areas. Companion dogs, over three years of age and maintained primarily outdoors in rural areas, were most frequently infected. One cat was diagnosed with D. immitis and 33 dogs had Dipetalonema reconditium.     

Heartworm in dogs in Canada in 1985

In late December 1985, 1485 institutional veterinarians and small and mixed animal clinics across Canada were sent a questionnaire in order to assess the status of Dirofilaria immitis in Canada in 1985 and 44% of them responded. Veterinarians reported that 137,300 dogs were blood-tested to check for microfilariae and 1210 dogs were found with heartworm. Another 36 dogs were amicrofilaremic but diagnosed with heartworm disease to give the total number diagnosed in 1985 as 1247 (0.91%).

Heartworm was reported from all provinces except Prince Edward Island, Newfoundland and Saskatchewan but most (1126) of the cases were in Ontario. Southwestern Ontario continued to be the primary focus of the infection in Canada. From Quebec, 91 cases were reported mostly from and around Montreal. From Manitoba, 19 cases were reported from Winnipeg and surrounding areas. Heartworm was found most frequently in companion dogs over three years of age maintained mainly outdoors in rural areas. About 28% of the cases were observed with clinical signs of heartworm disease and 78% had a history of not having left Canada.

     

Heartworm in dogs in Canada in 1988

In late November 1988, 1581 small and mixed animal clinics and institutional veterinarians across Canada were sent a questionnaire in order to assess the status of Dirofilaria immitis in Canada in 1988, and 46% of them responded. Veterinarians reported that 181,577 dogs were blood-tested for heartworm disease and 367 dogs were found with D. immitis microfilariae. Another 60 dogs were amicrofilaremic but diagnosed with heartworm disease to give the total number of cases diagnosed in 1988 as 441 (0.24%).     

Heartworm in dogs in Canada in 1989

In late November 1989, 1732 clinics and institutional veterinarians were sent a questionnaire to assess the status of Dirofilaria immitis, and 51.7% responded. Of 247,716 dogs tested, 394 had D. immitis microfilariae and 51 were amicrofilaremic for a total of 445 cases and heartworm prevalence of 0.17%. Most (408) of these dogs had no preventive medication and the prevalence among dogs tested and unprotected was 1.01%. That prevalence was considerably higher in endemic areas. Thirty-seven dogs with heartworm had preventive medication. Heartworm was most frequent in companion dogs over three years of age maintained outdoors in rural areas. About 75% of the cases had never left Canada, 26% had clinical signs and 125 were not treated.

Heartworm was reported from British Columbia, Manitoba, Ontario, Quebec, Nova Scotia and Newfoundland, but 383 cases were in Ontario. South-western Ontario was the primary focus of infection. There were 33 cases in Quebec and 24 in Manitoba, mainly found in and around Metropolitan Montreal and Winnipeg respectively.

     

Heartworm in dogs in Canada in 1987

In late November 1987, 1246 institutional veterinarians and small and mixed animal clinics across Canada were sent a questionnaire in order to assess the status of Dirofilaria immitis in Canada in 1987, and 50% of them responded. Veterinarians reported that 165,428 dogs were blood tested for heartworm disease and 511 dogs were found with D. immitis microfilariae. Another 78 dogs were amicrofilaremic but diagnosed with heartworm disease to give the total number of cases diagnosed in 1987 as 589 (0.35%).     

Heartworm in dogs in Canada in 1986

In late December 1986, 1224 institutional veterinarians and small and mixed animal clinics across Canada were sent a questionnaire in order to assess the status of Dirofilaria immitis in Canada in 1986; 46% of them responded. Veterinarians reported that 150,989 dogs were blood-tested for microfilariae and 869 dogs were found with heartworm. Another 65 dogs were amicrofilaremic but diagnosed with heartworm disease and one was found with heartworm at necropsy to give the total number diagnosed in 1986 as 935 (0.62%).

Heartworm was reported from Manitoba, New Brunswick, Ontario and Quebec, but most (810) of the cases were from Ontario. South-western Ontario continued to be the primary focus of the infection in Canada. There were 103 cases reported from Quebec, mostly from and around Montreal, and 21 cases from Manitoba, from Winnipeg and surrounding areas. Heartworm was found most frequently in companion dogs over three years of age maintained mainly outdoors in rural areas. About 33% of the cases were observed with clinical signs of heartworm disease and 81% had a history of not having left Canada.