HANDLING HOG CHOLEftA IN THE FIELD 195 



sumes less time to vaccinate a given number of 

 hogs for a client who will have the animals se- 

 curely penned in clean dry quarters, and plenty of 

 help ready for work when the veterinarian ar- 

 rives, than it does to vaccinate one-fourth that 

 number for a man who awaits the veterinarian's 

 arrival and then begins a frantic or leisurely 

 search for gates, lumber, ropes, and other needed 

 paraphernalia. A veterinarian cannot consume 

 several hours in vaccinating a small lot of pigs 

 and at the same time keep his fee at a figure that 

 the breeder can afford to pay. The breeder who 

 provides facilities and help so that the work may 

 be done dexterously and rapidly should profit by 

 his foresight; the one who is neglectful must ex- 

 pect to pay for his negligence. 



Emergency hog cholera practice, that is, the 

 care of herds already infected, will come regularly 

 to a man who handles it with only a fair degree 

 of effectiveness. Under such circumstances even 

 average veterinary service is far better than none. 

 The same rule does not apply in maintaining im- 

 mune herds, the phase of hog cholera control that 

 offers greatest satisfaction to both practitioner 

 and breeder. If the breeding in a herd is so or- 

 dered that a large number of pigs can be vaccin- 

 ated at one time, if the animals are grown rapidly 

 and conditioned so that they will withstand simul- 

 taneous treatment at an early age, and if the 



