10 JuNE^ 1919.] Dairying Industry of United States. 



>37 



the nation .Si3ends £12,000,000 per annum. But primary production has 

 been increasing at the rate of £90,000,000 per annum during the last 

 fifteen years, so that these large sums of money spent on agricultural 

 instruotion have been returned many times over in the form of increased 

 primary production. 



The chief educational agencies are — (1) an Agricultural College of 

 University grade in each State of the Union; (2) a well-equipped State 

 Agricultural Experiment Station, staffed with high-class scientific 

 workers; (3) a Federal Department of Agriculture, working in the vei-y 

 closest co-operation with the State Agricultural Colleges and Experi- 

 ment Stations. 



These organizations perform three functions — (1) Instructional work 

 in all phases of agriculture; (2) investigation work; (3) publicity or 

 extension work in all departments. 



Interior View of Cow Barn, Indiana. 



In every Agricultural College and Experiment Station there is a 

 Department of Dairying. In some colleges, e.g., the University of 

 Wisconsin, some of the foremost dairy specialisits of the world are on 

 the staff, e.g., Dr. Babcock, the Agricultural Chemist who discovered the 

 Babcock test; Henry and Morrison, the great authorities on foods and 

 feeding. 



Discoveries at the Wisconsin Experiment Station. 



Some idea of what well-equipped colleges and experiment stations 

 have done for the dairy interests of the State may be seen from the 

 record of achievement of the Wisconsin Experiment Station. 



It is demonstrable .that the added wealth of the State of Wisconsin 

 each year, as a result of the activities of the Experiment Station, is 



