CATALOG 1952-1953 AS. 503.-Economics of Agricultural Production. 3 hours. 3 credits. The first half of the course AS. 503-504. Offered 1. A study of economic principles in relation to all phases of the management of a farm, and in relation to the management of the major types of farming in the United States. AS. 504.-Economics of Agricultural Production. 3 hours. 3 credits. The second half of the course AS. 503-504. Offered 2. AS. 505.-Research Problems in Farm Management. Hours and credit to be arranged by the Head of the Department. Offered 1, 3. AS. 506.-Research Problems in Farm Management. Hours and credit to be arranged by the Head of the Department. Offered 2. AS. 508.-Land Economics. 2 hours, and 2 hours laboratory. 3 credits. Offered 2. Rural taxation, colonization, and adjustment of rural lands to their best uses. AS. 511.-Research Problems in Marketing Agricultural Products. Hours and credit to be arranged and approved by the Head of the Department. Offered 1, 3. AS. 512.-Research Problems in Marketing Agricultural Products. Hours and credit to be arranged and approved by the Head of the Department. Offered 2. AS. 513.-Successful Marketing Firms. 1 hour and 6 hours laboratory. 3 credits. Offered 1. A study of successful marketing firms. Eight one-day field trips are required. AS. 514.-Advanced Marketing of Agricultural Products. 2 hours, and 2 hours laboratory. 3 credits. Offered 2. Study of private and cooperative agencies marketing agricultural products and commodities. AS. 515.-National and International Agricultural Program. 3 hours. 3 credits. Offered 1. The effect of domestic, foreign and intergovernmental programs on the agricul- tural welfare of the nation. AS. 516.-Research Methods and Techniques in Agricultural Economics. 2 hours, and 3 hours laboratory. 3 credits. Offered 1. Concepts of research dealing largely with the application of the scientific method in planning and conducting research in the field of agricultural economics. Consider- ation is given to developing scientific concepts, planning an investigation, development and use of questionnaires, sampling, control groups, gathering data, tabulation of data, analysis and presentation of results. AS. 517.-Farm Tenure. 2 hours, and 3 hours laboratory. 3 credits. Tenure patterns, operation of farms under various degrees of tenure, leasing ar- rangements, landlord-tenant relationships, legal aspects of tenure, tenure and public policy, the effect of industrialization and mechanization on tenure, public ownership and control of land, methods of land acquisition and effect of variations in physical resources on farm tenure. The statement "Offered 1" means offered first semester; 2, second semester; 3, summer session.