234 / FIELDS OF INSTRUCTION OH 662-RESEARCH AND DEVELOPMENT IN TURFGRASS TECHNOLOGY. 4 credits Prerequisite: OH 463. Principles and practices of turfgrass improvement and management, including propagation, nutrition, physiology, soil management, and experimental methods applied to turf research. OH 670-NON-THESIS RESEARCH IN ORNAMENTAL HORTICULTURE. 1 to 9 credits OH 697-SUPERVISED RESEARCH. 1 to 5 credits Credit not applicable toward degree. May be repeated. OH 698-SUPERVISED TEACHING. 1 to 5 credits Credit not applicable toward degree. May be repeated. OH 699-MASTER'S RESEARCH. 1 to 17 credits PATHOLOGY (College of Medicine) GRADUATE FACULTY 1971-72 SMITH, R. T., Chairman; ADAMS, W. R.; COLLINS, G. H.; CRANDALL, C. A.; FELDHERR, C. M.; GEBHARDT, B.; HACKETT, R. L.; KALLENBACH, E. A.; KLEIN, P. A.; LARKIN, L. H.; NORMANN, S. J.; Ross, M.; SAVORY, J.; SHAW, L. L.; TEAGUE, P. O.; WOODARD, J. C. Graduate Coordinator: P. A. KLEIN Prerequisites: Students entering this program will be required to have the following undergraduate courses: general chemistry, organic chemistry, general physics, general biology, and two or more advanced courses in the area of physiological, developmental or cellular biology, or, in the case of students in clinical chemistry, courses in analytical, inorganic, and physical chemistry. Students may find it necessary to remedy deficiencies in their background by taking some undergraduate courses after admission to the Graduate School. Courses in the major program will be determined by the graduate student's advisory committee. The minor may be taken in any appropriate area. Thesis: Satisfactory completion of a thesis based on research is a require- ment for a graduate degree. GRADUATE COURSES PROGRAM IN GENERAL AND EXPERIMENTAL PATHOLOGY MED 610-MECHANISMS OF DISEASE. 5 credits General principles of pathology and the mechanisms responsible for disease processes. May be taken by advanced undergraduates with consent of staff. MED 611-SYSTEMIC PATHOLOGY. 6 credits Prerequisites: MED 610 and consent of staff. Pathological processes affecting each organ or organ system. MED 641-SPECIAL CYTOLOGY. 5 credits Types of cells such as nerve, secretary, bone, muscle, connective tissue, blood, and lymphoid.