CATALOG 1952-1953 EY. 351.-Forest Entomology (Pests of Forest and Shade Trees). 2 hours, and 2 hours laboratory. 3 credits. Course limited to students majoring in Forestry. Offered 1. The major insect pests of forest and shade trees, including identification, life his- tories, and control. Textbook, Insect Enemies of Eastern Forests, by Craighead. EY. 405.-Insect Control (Insecticides). 1 hour, and 4 hours laboratory. 3 credits. Prerequisite or corequisite: EY. 201, or EY. 203, or EY. 207. Offered 1. The control of insects and closely related arthropods by chemical and cultural methods. Insecticides, the effects of insecticides upon plants and animals, and the various methods of application. For all students in Agriculture, an ideal practical train- ing to meet the every day problems of insect attacks upon man, domestic animals, and cultivated plants. Textbook, The Chemistry and Toxicology of Insecticides, by Shepard; and Spraying, Dusting, and Fumigation of Plants, by Mason. EY. 408.-Insect Morphology and Physiology. 2 hours, and 4 hours lab- oratory. 4 credits. Prerequisite: EY. 201, or EY. 203, or EY. 207. Offered 1. The external and internal anatomy of insects. The functioning of the parts of the body and the systems of organs. Textbooks, Principles of Insect Morphology, by Snod- grass, and The Principles of Insect Physiology, by Wigglesworth. EY. 411.-Apiculture (An Introduction to Bee Culture). 1 hour, and 2 hours laboratory. 2 credits. Prerequisite or corequisite: EY. 201, or EY. 203, or EY. 207. Offered 2. The organization of a bee colony, life processes, races of bees, manipulation, value of colonies, nectar and pollen sources, pollination value, diseases, selection of apiary site, economic importance of industry, apparatus, and marketing of products. Textbooks, Hive and the Honeybee, by Grout. EY. 420.-Medical Entomology. 1 hour, and 2 hours laboratory. 2 credits. Prerequisite or corequisite: EY. 201, or EY. 203, or EY. 207. Offered 1. The arthropods that are parasitic upon man, including insects and their near rela- tives that affect the health of man, and their relationship to disease. Textbook, Medical Entomology, by Riley and Johannsen. EY. 422.-Veterinary Entomology. 1 hour, and 2 hours laboratory. 2 credits. Prerequisite or corequisite: EY. 201, or EY. 203, or EY. 207. Offered 2. The arthropods that are parasitic upon domestic animals, including insects and their near relatives, and their relationship to disease. Textbook, Veterinary Helmin- thology and Entomology, by Monning, and Medical Entomology, by Herms. EY. 430.-Insect Histology. 2 hours laboratory. 1 credit. Prerequisite or corequisite: EY. 201, or EY. 203, or EY. 207. Offered 1. A study of the techniques involved in the preparation of insect material for micro- scopic study. Textbook, Methods for the Study of Internal Anatomy of Insects, by C. H. Kennedy. EY. 432.-Florida Fruit and Vegetable Insects. 2 hours, and 2 hours lab- oratory. 3 credits. Prerequisite or corequisite: EY. 201, EY. 203, or EY. 207. Offered 2, 3. The identification, life histories, and control of the major insect pests of Florida's fruit and vegetable crops. For all students in the College of Agriculture, especially those interested in economic plant life. Textbook, Subtropical Entomology, by Ebeling. The statement "Offered 1" means offered first semester; 2, second semester; 3, summer session.