Scrapie: the risk of its introduction and effects on trade.

  title={Scrapie: the risk of its introduction and effects on trade.},
  author={Stuart C MacDiarmid},
  journal={Australian veterinary journal},
  volume={73 5},
New Zealand and Australia are fortunate in that they are among the few sheep rearing countries free from scrapie, despite cases in imported sheep in the 1950s. The importance of sheep rearing in the Australasian economies, and the difficulties involved in importing sheep without risking the introduction of scrapie, has meant that there have been very few importations of new blood lines in the last 40 years, and those that have been imported have been through stringent programs designed to… CONTINUE READING