Hog Cholera Control. 
i i 
lime scattered freely in the pens. Many a farmer by eternal vigi¬ 
lance has kept his hogs healthy while his careless neighbor has suf¬ 
fered a total loss of his swine herd. 
g. The man with the healthy herd should be instructed to 
notify the veterinarian at once upon the appearance of disease, and 
the veterinarian should be ready with a supply of serum to treat 
them at once by the serum-alone method. 
h. There being very little hog cholera in the state, and the 
object being to eradicate it, the virulent blood for use by the simul¬ 
taneous method is considered neither necessary nor advisable. 
2. Aside from farmers’ organizations there seems at present 
no way to control this or other pestilences among animals. The 
next legislature should provide deputies for the State Veterinarian 
with sufficient funds to systematically control this disease before it 
has become so widely disseminated over the state as to rum our hog 
raising industry. 
^ 
Necrotic Stomatitis 
(Diphtheria in Calves. Sore Month Disease in Pigs. Lip and 
Leg Ulceration in Sheep.) 
By I. E. NEWSOM 
Introduction. 
These diseases have caused such widespread loss in Colorado 
during the past ten years, and so many requests for information con¬ 
cerning them have come to the Station, that it was deemed advisable 
to collect such information as was available and condense it in a 
short pamphlet, so that the farmers and stockmen might become bet¬ 
ter acquainted with the symptoms and methods of handling the out¬ 
breaks. This is not written as a report of work done at the Colo¬ 
rado Experiment Station, but is intended merely as a collection of 
facts from a variety of sources in order that they may be presented 
in concise form for ready reference by the stockman himself. 
Cause. 
These three diseases, while being caused by the same organism, 
nevertheless show such differences in symptoms and methods of con¬ 
trol, that it is desirable to treat them under separate headings. The 
cause is always a specific thread-like bacterium (Bacillus Necro- 
phorous), that gains entrance through the abraded skin or mucous 
membrane. This organism seems to be present in practically all 
