280 California State Polytechnic College OH 222 Specialized Plant Propagation (4) _ Commercial specialized propagation including all types of grafting, budding, layerage, marching, separations, diViSions, and cuttings. Flask seeding. Use of the college fatalities and frequent field trips to wholesale growers. 3 lectures, 1 labo- ratory. PrerequiSites: OH 131, 231, Bot 120 - OH 223 Basic Floral Design (3) _ An introduction to basic commercial ?oral design, covering preparation of ?owers, color harmony and deSign princ1ples. 1 lecture, 2 laboratories. Prerequisite: Sophomore standing in Ornamental Horticulture. ' ’ OH 231, 232, 233 Plant Materials l, ii, iii (4) (4) (4) The study of trees, shrubs, vines and_herbaceous plants used in California; shown during their best growmg season. This includes: identi?cation, habit of growth, cultural requirements and landscape use. 3 lectures, 1 laboratory. Prerequisite: Bot 120 or 116 OH 323 Greenhouse‘Design and Management (4) Construction, maintenance, and management of forcing structures. Growing of commerCial ?ower crops under'glass, lath, and cloth. Experience in greenhouse watering, fertilizing, and pest control operations. 3' lectures, I laboratory. Prereq— uiSItes: OH 222, 231, 232 - OH 327 Diseases and Pests of Ornamental Plants (4) Effect of diseases and pests on ornamental plants found in nurseries, greenhouses, and commerCial cut; ?owers. Their identification, control, and prevention. Field trips toithe production areas to study ?eld conditions. 3 lectures, I laboratory. PrerequiSites: Bio 115, 145, Eur 126, Path 223 OH 329 Arboriculture (3) , Care and management 'of specimen ornamental trees. Cavity work, bracing, cabling and pruning, disease and pest control. Practice in the use of lines and in climbing safety practices in tree work. 2 lectures, I laboratory. Prerequisite: OH 131 OH 333 Turf Maintenance and Management (4) _ Practice in the maintenance and management of turf areas, including such speCialized areas .as golf greens, athletic ?elds, and park lawns. 3 lectures, 1 labo~ ratory. Prerequisnes: OH 131, SS, 221 OH 334 Commercial Cut-?ower Growing (4) Planting, cultural care, pest control, harvesting, storage, and marketing of cut ?owers. Field trips to nearby production centers and the ?ower market. 3 lectures, I laboratory. Prerequites: OH 131, 222, 231 OH 335 Park Management (4) Planning, scheduling and operational techniques applicable to the management of city street trees and to public and private parks. 3 lectures, I laboratory. Prerequi— sites: OH 131, LA 224, 226 7 OH 336 Native Plant Materials (3) Native California plants suitable for landscape purposes. Their identi?cation, habits of growth, cultural requirements, and landscape use. 2 lectures, I laboratory. OH' 339 FIOWer Shop Operation (4) Operations of a retail ?orist shop. History and background, selection of location, layout and arrangement, equipment and supplies, polic1es and management, buying and selling. 3 lectures, 1 laboratory. PrerequiSite: OH 223 7 OH 422 Horticultural Marketing and Management (3) Horticultural management, marketing practices, contractual agreements and the merger of related enterprises. 2 lectures, 1 laboratory. Prerequisnes; Departmental major with at least150 units. '