The history of sheep scab is briefly discussed since it was first mentioned in 180 BC. It was probably introduced to South Africa by the early settlers and was mentioned as a problem by Simon van der Stel, although its cause was only discovered in 1809. Various measures taken over the centuries to control or eradicate the disease, which has always been of considerable economic importance, are discussed, as well as the failures and reasons why it is still with us today.
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机译：自从公元前180年首次提到羊sc以来，这里就对其进行了简要的讨论。它可能是由早期定居者引入南非的，尽管它的病因直到1809年才被发现，但被西蒙·范·德·斯特尔（Simon van der Stel）提到是一个问题。几个世纪以来采取了各种措施来控制或根除该疾病，一直以来讨论了相当重要的经济意义，以及今天它仍然存在的失败和原因。
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