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Full-Text Articles in Dairy Science
Bracken Poisoning In Cattle, P B. Lewis
Bracken Poisoning In Cattle, P B. Lewis
Journal of the Department of Agriculture, Western Australia, Series 4
THE ingestion of bracken fern causes the death of numbers of young cattle in the South-West of Western Australia every year.
Early experimental work in the United Kingdom demonstrated that bracken contained an anti-Vitamin Bl factor called thiaminase which was thought to be the cause of the poisoning, but later work indicated that a bone marrow poisoning, not yet chemically identified, was responsible.
Brucellosis Can Cause Contagious Abortion In Cattle And Undulant Fever In Man, F C. Wilkinson
Brucellosis Can Cause Contagious Abortion In Cattle And Undulant Fever In Man, F C. Wilkinson
Journal of the Department of Agriculture, Western Australia, Series 4
WHEN the cow, shown in the accompanying photograph, was purchased it had a small fluid-filled lump on the left knee.
The swelling did not appear to be painful but gradually increased in size until it assumed the proportions shown in the picture.
It was a typical case of "big-knee," one of the less common manifestations of Brucellosis—the disease commonly known as contagious abortion—and a blood test of the animal confirmed the diagnosis.