摘要: Mycoplasma mastitis is an emerging pathogen. Herd prevalence has increased over the past decade, and this increase parallels in average dairy herd size. It been documented that importation of cattle into a can result new cases disease general specifically. Thus, expanding herds are likely to have greater incidence disease. Transmission agent from either contact with diseased animals or colonized asymptomatically infected cattle. Initial transmission might occur via nose-to-nose outbreak mastitis, it during milking time. This would suggest new, incoming should be quarantined before being comingled original animals. Quarantining does not seem biosecurity strategy often practiced control may warranted excellent time hygiene practices. The ability monitor for incipient stages outbreak, done through bulk tank milk culturing, recommended.