448 ANNUAL REPORT OF THE OfE. Doc. 



change in food, pasturage and general surroundings for ten or fifteen 

 days prior to the test; (3) to allow the veterinary surgeon perfect 

 freedom and every facility in the application of the test. The nor- 

 mal temperature must be determined carefully by repeated observa- 

 tions, and the temperature following the injection must be compared 

 with this. He believes that most animals giving a rise of two de- 

 grees Fahrenheit, and formerly considered doubtful ought to be re- 

 garded as tuberculous. Temperatures should be taken every two 

 hours, and always on the 9th and 18th. When applied with every 

 caution, at least 98 per cent, of the results will be definite and cor- 

 rect. 



Prof. Nocard, of France, and Bang, of Denmark, both placed a very 

 high valuation on the tuberculin test, the former regarding it as 

 almost infallible when properly applied. Both, however, laid stress 

 on the importance of clinical examination of the udder and uterus. 

 Prof. Malm, of Norway, held that the test was infallible when care 

 was taken. His cooclusions are as follows: 



