猪蓝耳病与猪圆环病毒病

1、Food Supply Veterinary ServicesVeterinary Diagnostic and Production Animal MedicineIowa State University 猪蓝耳病（猪繁殖与呼吸障碍综合征病毒）猪蓝耳病（猪繁殖与呼吸障碍综合征病毒） 20世纪世纪80年代，美国首先报道了一种在猪群中年代，美国首先报道了一种在猪群中发生的新的灾难性病毒。其临床症状表现为猪严重发生的新的灾难性病毒。其临床症状表现为猪严重的繁殖障碍，断奶仔猪普遍发生肺炎、生长迟缓以的繁殖障碍，断奶仔猪普遍发生肺炎、生长迟缓以及死亡率增加的症状，当时该病的病因不明，人们及死亡率增加

2、的症状，当时该病的病因不明，人们通常称其为通常称其为“神秘病神秘病”。Food Supply Veterinary ServicesVeterinary Diagnostic and Production Animal MedicineIowa State University 猪圆环病毒猪圆环病毒 20世纪世纪90年代，世界范围内人们在病猪及一些年代，世界范围内人们在病猪及一些无明显临床症状猪体内检测到了一种新型猪小环状无明显临床症状猪体内检测到了一种新型猪小环状样病毒，圆环病毒感染后出现断奶仔猪多系统消耗样病毒，圆环病毒感染后出现断奶仔猪多系统消耗综合征（综合征（PMWS）、猪皮炎肾病综合

3、征（）、猪皮炎肾病综合征（PDNS）、）、猪呼吸系统混合疾病、繁殖障碍症。猪呼吸系统混合疾病、繁殖障碍症。Food Supply Veterinary ServicesVeterinary Diagnostic and Production Animal MedicineIowa State University Food Supply Veterinary ServicesVeterinary Diagnostic and Production Animal MedicineIowa State University Food Supply Veterinary ServicesVeteri

4、nary Diagnostic and Production Animal MedicineIowa State University Food Supply Veterinary ServicesVeterinary Diagnostic and Production Animal MedicineIowa State University Food Supply Veterinary ServicesVeterinary Diagnostic and Production Animal MedicineIowa State University Food Supply Veterinary

5、 ServicesVeterinary Diagnostic and Production Animal MedicineIowa State University Food Supply Veterinary ServicesVeterinary Diagnostic and Production Animal MedicineIowa State University Food Supply Veterinary ServicesVeterinary Diagnostic and Production Animal MedicineIowa State University 因蓝耳病导致大

6、批小猪的死亡因蓝耳病导致大批小猪的死亡Food Supply Veterinary ServicesVeterinary Diagnostic and Production Animal MedicineIowa State University Food Supply Veterinary ServicesVeterinary Diagnostic and Production Animal MedicineIowa State University Food Supply Veterinary ServicesVeterinary Diagnostic and Production Ani

7、mal MedicineIowa State University 1987冬季开始发生。冬季开始发生。从从1987年开始到年开始到1998年美国兽医完全处于防守年美国兽医完全处于防守状态。状态。疫苗接种和其它治理手段常常以失败而告终疫苗接种和其它治理手段常常以失败而告终 直直到现在部分养殖场形势依然如此。到现在部分养殖场形势依然如此。Food Supply Veterinary ServicesVeterinary Diagnostic and Production Animal MedicineIowa State University Food Supply Veterinary Ser

8、vicesVeterinary Diagnostic and Production Animal MedicineIowa State University BreedingHerdSmall SystemLarge CompanyOr RegionHogStateUSUSFood Supply Veterinary ServicesVeterinary Diagnostic and Production Animal MedicineIowa State University Food Supply Veterinary ServicesVeterinary Diagnostic and P

9、roduction Animal MedicineIowa State University Food Supply Veterinary ServicesVeterinary Diagnostic and Production Animal MedicineIowa State University Food Supply Veterinary ServicesVeterinary Diagnostic and Production Animal MedicineIowa State University Food Supply Veterinary ServicesVeterinary D

10、iagnostic and Production Animal MedicineIowa State University Food Supply Veterinary ServicesVeterinary Diagnostic and Production Animal MedicineIowa State University Food Supply Veterinary ServicesVeterinary Diagnostic and Production Animal MedicineIowa State University The Process: 165 C，十分钟，十分钟 每

11、天可烘烤每天可烘烤 30 to 35 辆车辆车 8 个红外探头监控烘烤过程个红外探头监控烘烤过程 打印记录每台经过烘烤的车辆打印记录每台经过烘烤的车辆 合格车辆挂上标签合格车辆挂上标签 这是美国国家和地方生物安全控制计划的重要组成部这是美国国家和地方生物安全控制计划的重要组成部分分 有效防止猪病在移动、转运过程扩散、传播！有效防止猪病在移动、转运过程扩散、传播！Food Supply Veterinary ServicesVeterinary Diagnostic and Production Animal MedicineIowa State University Food Supply V

12、eterinary ServicesVeterinary Diagnostic and Production Animal MedicineIowa State University Food Supply Veterinary ServicesVeterinary Diagnostic and Production Animal MedicineIowa State University Food Supply Veterinary ServicesVeterinary Diagnostic and Production Animal MedicineIowa State Universit

13、y 饲料进入饲料进入Food Supply Veterinary ServicesVeterinary Diagnostic and Production Animal MedicineIowa State University Food Supply Veterinary ServicesVeterinary Diagnostic and Production Animal MedicineIowa State University 各种检测试剂各种检测试剂Food Supply Veterinary ServicesVeterinary Diagnostic and Production

14、Animal MedicineIowa State University 严禁入内，确保平安！严禁入内，确保平安！Food Supply Veterinary ServicesVeterinary Diagnostic and Production Animal MedicineIowa State University 附属设施和房间与养殖区隔离附属设施和房间与养殖区隔离Food Supply Veterinary ServicesVeterinary Diagnostic and Production Animal MedicineIowa State University 人员进出猪场养

15、殖区执行标准程人员进出猪场养殖区执行标准程序不得马虎序不得马虎Food Supply Veterinary ServicesVeterinary Diagnostic and Production Animal MedicineIowa State University 手是否干净是至关重要的因素，应该给手手是否干净是至关重要的因素，应该给手装个探测器装个探测器Food Supply Veterinary ServicesVeterinary Diagnostic and Production Animal MedicineIowa State University 求助电铃安在便利的地方避免

16、不求助电铃安在便利的地方避免不必要的进出必要的进出Food Supply Veterinary ServicesVeterinary Diagnostic and Production Animal MedicineIowa State University 水源，是重中之重水源，是重中之重Food Supply Veterinary ServicesVeterinary Diagnostic and Production Animal MedicineIowa State University 水泵水泵Food Supply Veterinary ServicesVeterinary Dia

17、gnostic and Production Animal MedicineIowa State University 进水消毒系统进水消毒系统Food Supply Veterinary ServicesVeterinary Diagnostic and Production Animal MedicineIowa State University 30 Stable Flies fed blood spiked with 104 TCID-50/ml high virulence PRRS virus Food Supply Veterinary ServicesVeterinary Diagnostic and Production Animal MedicineIowa State University 104 TCID-50/mlPRRSV的苍蝇用来喂养健康猪的苍蝇用来喂养健康猪 The flies were allowed to feed on nave pigs at 3,6,12,24,36,48, & 96 hours a