430 IOWA DEPARTMENT OP AGRICULTURE 



WASH AND SCALD ALL MILK CANS AS SOON AS THEY 

 ARE RETURNED. 



DO NOT VISIT FARMS OR DISTRICTS WHERE THE 

 DISEASE IS PREVALENT OR SUSPECTED. 



DO NOT PURCHASE FEED OR BEDDING FROM IN- 

 FECTED DISTRICTS. 



ALL BUILDINGS AND EQUIPMENT SHOULD BE KEPT 

 IN A CLEAN AND SANITARY CONDITION. 



THOROUGHLY CLEANSE ALL WATERING TROUGHS 

 FREQUENTLY. 



DO NOT PERMIT VISITORS OTHER THAN OFFICERS 

 OR VETERINARIANS TO INSPECT YOUR ANIMALS. 



KEEP ALL LIVE STOCK OFF THE HIGHWAYS. 



ALL DOGS AND CATS SHOULD BE CONFINED AT 

 HOME, ALSO PIGEONS. ALL STRAY DOGS, CATS, PL 

 GEONS AND CROWS SHOULD BE SHOT. 



The following disinfectants are satisfactory when thoroughly 

 applied to cow barns and premises. 



Three per cent solution cresol compound U. S. P. or 5% solution 

 of carbolic acid, with sufficient lime to whiten the solution. 



If the disease is prevalent in your vicinity, spray barns thor- 

 oughly with either of the above solutions. The water should be 

 luke warm. Strain the solution before placing in sprayer. Spray 

 the barn soon after the cows are turned out in the morning. 



Animals' feet may be disinfected with a 1 to 1,000 solution of 

 Bichloride of Mercury. 



COMPETITIVE EXHIBITIONS OF MILK. 



In this state four such annual exhibitions have been held, under 

 the auspicies of the State Dairy Association, and in connection with 

 the Dairy Cattle Congress at Waterloo, during the month of Oc- 

 tober. As no tabulated reports of these contests have been published 

 we deem them worthy of a place in this report, since the first 

 three were under the direct supervision of 0. P. Thompson, State 

 Dairy Inspector of this department. 



"The first public milk and cream exhibition for prizes in this 

 country was held in connection with the National Dairy Show in 



