black disease


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black disease

[′blak di′zēz]
(veterinary medicine)
Necrotic hepatitis of sheep, resulting from infection with Clostridium novyi type B, with the necessary conditions for the growth of the clostridia provided by the damaged liver tissue produced by the fluke Fasciola hepatica.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
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Sheep diseases usually fatal ... so vaccinate
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