\\'lNTER-C0URSES CXCvii 



10. Economic Entomology. A study of insect pests of farm, orchard, and 

 garden, and of their control. 



11. Plant Diseases. This course is devoted to the consideration of some 

 of the common bacterial and fungous diseases of plants. It includes a study 

 of the causal organisms, their relation to the host plants, and their control. 



12. Diseases of Dairy Cattle, and Veterinary Hygiene. For description of 

 this course see p. 22. 



13. Farm Structures. A discussion of the principles involved in the con- 

 svruction of farm barns, stables, silos, and other buildings; fencing, farm 

 road-making, and the use of concrete on the farm. 



14. Extension Work. A study of the problems of university extension in 

 agriculture. Practice in the oral and written presentation of topics in agri- 

 culture, with criticism and individual conferences on the technique of public 

 speech. Designed to acquaint students with parliamentary practice, to 

 encourage interest in public affairs, and to train for efTective self-expression 

 in public. 



15. Plant-Breeding. A discussion of plant improvement with special refer- 

 ence to farm and horticultural crops. Methods of selection and hybridization 

 as means of improvement will be carefully considered. 



16. Farm Forestry. A course of six lectures discussing the care of the 

 woodlot, forest planting and sowing, the cutting of timber, and the protection 

 of the woodlot. 



n. DAIRY INDUSTRY . 



Lectures and Recitations 



20. Milk and its Products. This course includes a full description of the 

 secretion or formation of milk, its nature and composition, the methods of 

 testing it, its care and preservation, the manufacture of different dairy prod- 

 ucts, conditions affecting their quality, method of marketing, the business side 

 of dairying, the construction of dairy buildings, and the legal requirements 

 applying to dairy products. Special attention is given to dairy bacteriology 

 and dairy sanitation. The lectures are supplemented by references to dairy 

 literature, books, current periodicals, and experiment station publications. 



3. Animal Husbandry, Feeds and Feeding. This course deals with the 

 principles and practice of compounding and feeding the most economical rations. 



21. Dairy Mechanics. The care of the boiler and engine, construction of 

 separators, installation of shafts and pulleys, pipe-fitting, belt-lacing, solder- 

 ing, etc. 



22. Dairy Chemistry. The elementary principles of chemistry are 

 explained, that the student may better understand the composition of dairy 

 products and the chemical changes connected with and influencing dairy 

 operations. 



23. General Agriculture. In this course several Ijricf lectures are given on 

 subjects intimately related with dairy industry, such as farm manures, com- 

 mercial fertilizers, and the improvement of the land by judicious cropping. 



12. Diseases of Dairy Cattle, and Veterinary Hygiene. This course 

 includes a discussion of the most common diseases of dairy cattle, their pre- 

 vention and cure, the ventilation of stables, and general questions of animal 

 hygiene. 



