SOURCES OF IKFECTION 



THE STABLE. 



43 



mdnd for 1890, from which the above quotation is taken, 

 shows the proper position of the hand in milking. The 

 milk ought to be pressed out of the udder in regular unin- 

 terrupted streams, so that it may be exposed to infection for 

 as short a time as possible, this being especially threaten- 



FIG. 19. PROPER POSITION OF HANDS IN MILKING. 



ing when a fluid comes in contact with the air on a large 

 surface. 



The milker must always be quiet and deliberate in his 

 movements in the stable, and on approaching a cow ought 

 to speak gently to her. If the cow is disturbed by knocks 

 and pushes, as is often the case, she becomes impatient and 

 nervous during the milking. She moves from place to place, 



