the veterinarian recommended testing the herd for johnes disease.
兽医建议对牛群进行约翰氏病检测。
farmers are concerned about johnes disease spreading to their cattle.
农民担心约翰氏病传播到他们的牛群。
johne's disease can cause significant economic losses in dairy operations.
约翰氏病可能导致乳制品行业严重的经济损失。
effective johnes control requires strict biosecurity measures.
有效的约翰氏病控制需要严格的生物安全措施。
young animals are particularly vulnerable to johnes infection.
幼小动物特别容易感染约翰氏病。
the government has launched a program to eliminate johnes from the region.
政府已启动一项消除该地区约翰氏病的计划。
milk samples can be used to test for johnes antibodies.
牛奶样本可用于检测约翰氏病抗体。
the disease can remain latent for years before clinical signs appear.
这种疾病可能在临床症状出现前潜伏数年。
farmers should consult veterinarians about johnes management strategies.
农民应咨询兽医关于约翰氏病的管理策略。
johne's disease is caused by mycobacterium avium subspecies paratuberculosis.
约翰氏病由鸟型分枝杆菌亚种引起。
many dairy farmers struggle with controlling johnes in their herds.
许多奶农在控制牛群中的约翰氏病方面遇到困难。
regular testing is essential for early detection of johnes infection.
定期检测对于早期发现约翰氏病感染至关重要。
cattle usually become infected with johnes bacteria as calves.
牛通常在幼年时感染约翰氏病细菌。
the prevalence of johnes varies significantly between different farms.
不同农场之间约翰氏病的患病率差异很大。
successful johnes control involves testing and culling positive animals.
成功的约翰氏病控制包括检测和扑杀阳性动物。
the veterinarian recommended testing the herd for johnes disease.
兽医建议对牛群进行约翰氏病检测。
farmers are concerned about johnes disease spreading to their cattle.
农民担心约翰氏病传播到他们的牛群。
johne's disease can cause significant economic losses in dairy operations.
约翰氏病可能导致乳制品行业严重的经济损失。
effective johnes control requires strict biosecurity measures.
有效的约翰氏病控制需要严格的生物安全措施。
young animals are particularly vulnerable to johnes infection.
幼小动物特别容易感染约翰氏病。
the government has launched a program to eliminate johnes from the region.
政府已启动一项消除该地区约翰氏病的计划。
milk samples can be used to test for johnes antibodies.
牛奶样本可用于检测约翰氏病抗体。
the disease can remain latent for years before clinical signs appear.
这种疾病可能在临床症状出现前潜伏数年。
farmers should consult veterinarians about johnes management strategies.
农民应咨询兽医关于约翰氏病的管理策略。
johne's disease is caused by mycobacterium avium subspecies paratuberculosis.
约翰氏病由鸟型分枝杆菌亚种引起。
many dairy farmers struggle with controlling johnes in their herds.
许多奶农在控制牛群中的约翰氏病方面遇到困难。
regular testing is essential for early detection of johnes infection.
定期检测对于早期发现约翰氏病感染至关重要。
cattle usually become infected with johnes bacteria as calves.
牛通常在幼年时感染约翰氏病细菌。
the prevalence of johnes varies significantly between different farms.
不同农场之间约翰氏病的患病率差异很大。
successful johnes control involves testing and culling positive animals.
成功的约翰氏病控制包括检测和扑杀阳性动物。
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