UNIVERSITY OF FLORIDA AS. 409.-Cooperative Marketing. 3 hours. 3 credits. Offered 1. Cooperative buying and selling organizations, their successes and failures; methods of organization, financing, and business management. A two-day field trip is required. AS. 410.-Agricultural Statistics. 2 hours, and 2 hours laboratory. 3 credits. Offered 1. The principles involved in the collection, tabulation, and interpretation of agricul- tural statistics. AS. 411.-Advanced AgricUltural Statistics. 3 hours, and 2 hours labora- tory. 4 credits. Prerequisite: AS. 410. Offered 2. The use of statistical principles and procedures in connection with agricultural data. Problems of sampling and questionnaire design, estimation and statistical analysis of sample data, utilizing methods of simple and multiple regression, graphic correlation, analysis of variance, tests of significance and other methods of testing results will be studied. Considerable attention will be given to the statistical procedures now fol- lowed by the U. S. Department of Agriculture and other governmental and private agencies in collecting and analyzing data. AS. 412.-Land Economics. 2 hours, and 2 hours laboratory. 3 credits. Offered 1. History of public land policies; land utilization; land reclamation; marginal and submarginal lands, and land credit. AS. 413.-Agricultural Policy. 3 hours. 3 credits. Offered 2. A history of farmer attempts and accomplishments through organization and legislation to improve the economic and social status of agriculture. Evaluation of present legislative programs and policies affecting the farmer. AS. 414.-Terminal Markets and Commodity Exchanges. 1 hour discussion per week for six weeks and a nine-day field trip. 1 credit. Prerequisite or corequisite: AS. 308 or consent of instructor. Course may not be dropped after fourth week without receiving grade of E. Offered 2. A study of marketing agricultural products in terminal markets and agricultural commodity exchanges by visitation and inspection. The week of Spring Recess will be used for visiting the markets. A deposit of $50 for a laboratory field trip is re- quired at the time of registration. Any amount not actually used will be refunded. An additional amount may be required at the time trip is made. AS. 420.-Marketing of Livestock. 2 hours. 2 credits. Offered 2. A study of firms handling livestock and distribution problems; factors affecting the price of livestock. One or two field trips are required. GRADUATE COURSES Prerequisites: The student as a rule will have received his B. S. degree in agri- culture from a college of recognized standing. The student must next satisfy one or more professors in each subject which he has chosen for major and minor study that he, has the necessary preparation to pursue graduate work in that subject. AS. 501.-Agricultural Economics Seminar. 2 hours. 2 credits. The first half of the course AS. 501-502. Offered 1. AS. 502.-Agricultural Economics Seminar. 2 hours. 2 credits. The second half of the course AS. 501-502. Offered 2. The statement "Offered 1" means offered first semester; 2, second semester; 3, summer session.