INTRODUCTION. v 



is to provide means by which shepherds may be kept conversant 

 with sound, new practices. 



The above remarks may suggest more than is intended in respect 

 to the shepherd's want of technical knowledge. The intention 

 is not to disparage his skill and value, but merely to indicate that 

 there is fresh knowledge to be gained as investigators make dis 

 coveries, and the desirability of having this knowledge put before 

 him as it becomes available. The responsibility of doing this 

 really falls upon the farmer, who has better opportunities of acquir- 

 ing knowledge of the origin of diseases than has the man who 

 spends the greater part of the day in hard work among sheep. 



