Department of Dairy Industry cxvii 



twelve-weeks Winter-Course in Dairy Industry was 93. These students 

 devoted their entire time to work given by this Department, with the 

 exception of a three-hours course in Feeds and Feeding given by the 

 Department of Animal Husbandry and a one-hour course in Veterinary 

 Hygiene given by the College of Veterinary Science. The work consists 

 of two lectures from eight to ten o'clock each morning, followed by 

 practical work in the various laboratories until 4.30 or 5 p. m. 



In addition to the regular winter-course students, 68 persons in the 

 Winter-Course in General Agriculture elected a three-hours course in 

 Farm Dairying given by this Department, making a total of .161 winter- 

 course students receiving instruction in the Department of Dairy Industry. 



Creamery managers' course. — This course, which was tried for the 

 first time a year ago, was repeated this year with 13 men taking the work. 

 Only men who are actual managers of creamery plants are admitted to 

 this course and the work given is of an advanced character. 



Summer session. — Forty-three students who were registered in the 

 Summer School in Agriculture elected work in dairy industry. 



Changes in department staff. — On December i, H. L. Ayres was trans- 

 ferred from the position of Superintendent of Dairy Manufactures to that 

 of Extension Instructor. He has spent practically all of his time, out- 

 side of the Winter-Course, in extension work in different parts of the 

 State, working chiefly in connection with dairy plants operated by our 

 former winter-course students. 



T. J. Mclnerney was appointed Assistant in Market Milk and Testing, 

 and H. M. Pickerill as Assistant in Butter-making, both appointments 

 beginning October i, 191 1. 



On January i, 1912, H. W. Middaugh was appointed Superintendent of 

 Milk Supply to take up a part of the work formerly done by Mr. Ayres. 



During the year two members of the staff have resigned. These were 

 Lois W. Wing, whose resignation took effect July i, and L. B. Cook, who 

 resigned September 30. 



INVESTIGATION 



The investigative work conducted by the Department this year has been 

 along the following lines : 



1. C ozv-testing-association ivork. — This is a continuation of the work 

 outlined in previous reports. This work is giving very satisfactory results 

 and has proved of value to farmers in increasing the profit of their 

 herds, and also to the Dairy Department because of the increased milk 

 supply resulting from the work. 



2. Market-milk inspection. — This work is done in cooperation with the 

 City Board of Health for the purpose of controlling and improving the 



