FOUNDATIONS OF EDUCATION / 175 ance, flowering, seed production, germination, water relations and growth; applica- tions to forestry problems. FY 621-BIOCHEMISTRY OF TREES. 3 credits Identical with BTY 611. Prerequisite: BCH 512. Metabolic processes and con- stituents associated with tree growth, reproduction, formation of wood, terpene and other natural products. Formation of important forest tree chemicals. FY 626-FOREST GENETICS 1. 4 credits Prerequisite: An acceptable background in genetics. Application of principles of genetics in the silvicultural handling of forest stands; selection, hybridization, and tree-breeding techniques. FY 627-FOREST GENETICS 2. 4 credits Continuation of FY 626. FY 630-FOREST SOILS. 4 credits Identical with SLS 630. Prerequisites: SLS 421, SLS 423; FY 403 or consent of instructor. Soils as a component of forest ecosystems. Soil chemical, physical, and biological properties influencing tree growth and biogeochemical cycles. FY 631-ADVANCED WOOD PRESERVATION. 4 credits Relationships between wood and wood-deteriorating agencies; evaluation and analysis of preservatives; factors involved in treating wood; treatment and service evaluation. FY 652-TIMBER PHYSICS. 3 credits Prerequisite: PS 215. Physical nature and properties of wood in relation to moisture, heat, sound, electricity, and mechanical forces. FY 653-WooD CHEMISTRY. 3 credits Prerequisite: Organic chemistry. Chemical nature and properties of wood and its constituents in relation to industrial processing. FY 680-ADVANCED FOREST ECONOMICS. 4 credits Prerequisite: FY 420. Economics and economic problems of forestry and forest industries. Major emphasis on the forest economy of the United States. FY 697-SUPERVISED RESEARCH. 1 to 5 credits Credit not applicable toward degree. May be repeated. FY 698-SUPERVISED TEACHING. 1 to 5 credits Credit not applicable toward degree. May be repeated. FY 699-MASTER'S RESEARCH. 1 to 17 credits FOUNDATIONS OF EDUCATION (College of Education) GRADUATE FACULTY 1971-72 LEWIS, H. G., SR., Chairman; AVILA, D. L.; BAKER, M. C.; BRIDGES, C. M., JR.; BROWN, B. B.; BUSBY, W. A.; CAGE, B. N.; COMBS, A. W.; CURRAN, R. L.; GARBER, M.; GORDON, I. J.; GREENWOOD, G. E.; GUERTIN, W. H.; GUINAGH, B. J.; HINES, V. A.; JESTER, R. E.; NEWELL, J. M.; NEWMAN, A. J.; PURKEY, W. W., SR.; RENNER, R. R.; SHERMAN, R. R.; SIEGEL, B. L.; SOAR, R. S.; WARE, W. B.; WASS, H. L. Graduate Coordinator: H. G. LEWIS, SR.