全国猪繁殖与呼吸综合征流行情况、其影响因素及对生产成绩的影响李超斯, 勃林格殷格翰.pdf

1、2022年全国猪繁殖与呼吸综合征病毒普查数据，对生产成绩的影响及风险因素Prevalence,economic loss,and risk factors of porcine reproductive and respiratory syndrome in China in 2022报告人:Speaker勃林格殷格翰猪市场部猪蓝耳病&猪瘟技术 Boehringer Ingelheim animal health Associate Technical&SPC Manager李超斯 兽医学博士 Dr.Chaosi Li数据引自“百场计划”项目 data cited from“Century P

2、roject”猪繁殖与呼吸综合征以下简称“蓝耳病或PRRS”porcine reproductive and respiratory syndrome is abbreviated to PRRS in the following content 1.研究背景及目的Research background and objectives 2.2021Q4-2022Q4全国PRRSV普查数据The prevalence of PRRSV in China from Q4 2021 to Q4 20223.PRRSV阳性不稳定(I)对生产成绩的影响 PRRSV positive unstable(I)

3、impact on abortions and weaned piglets compared with PRRSV stable(II)farms4.影响PRRSV多样性及影响PRRSV阳性不稳定(I)的因素分析Analysis of factors that impact on genetic diversity of PRRSV and farm positive unstable(I)5.总结及致谢 Take home message&Acknowledgement 主要内容主要内容 Topics数据引自“百场计划”项目 data cited from“Century Project”

4、猪繁殖与呼吸综合征以下简称“蓝耳病或PRRS”PRRS stands for porcine reproductive and respiratory syndrome in the following slides 研究背景研究背景 Background非洲猪瘟后生产成本普遍上升，生产成绩降低 After 2019,Production cost raise while performance slump PRRSV或是拉高生产成本，降低生产成绩的原因之一 PRRSV is likely as one of the root causes of low cost-benefit perfor

5、mance2022年国内PRRSV流行情况，野毒核酸转阳阶段分布情况？What was the prevalence of PRRSV in China in 2022,and the distribution of field PRRSV infection stages?2022年国内PRRSV主要影响哪些生产成绩？具体影响多少？How performance negatively influenced by PRRSV?To which extent?导致PRRSV阳性不稳定(I)和场内毒株多样性增加的主要因素有哪些？What are the main factors leading t

6、o PRRSV positive unstable(I)and increased diversity of virus strains within a farm?2021年养殖成本-博亚和讯Boyar(2021 rearing cost)自繁自养：17.5元/千克￥/kgSelf-breeding外购育肥 W2F：25.0元/千克￥/kg Purchasing for feeding W2F嘉吉分析（2021年4月份养殖成本）Cargill(April 2021 rearing cost)自繁自养：17.0元/千克￥/kgSelf-breeding外购育肥W2F：27.5元/千克￥/kgP