Understanding the depth and breadth of field crops, fruit and vegetable production and plant protection. Examination of the potential career opportunities and introduction to both student and professional organizations and affiliations. Required of all Crop Science Department students. Credit/No Credit grading only. 1 activity.

Forages as a world resource in food and animal production, soil and water conservation and sustainable agricultural systems. Forage use systems: pasture and range, green chop, silage, hay and cubes. Identification and management of limiting factors of forage plant growth. Botany of legumes and grasses. Grass, legume and weed identification. Forage crop improvement. Forage composition and quality. Antiquality factors. Miscellaneous course fee may be required-see Class Schedule. 3 lectures, 1 laboratory.

Production principles for field and vegetable crops. Funda-mental botany, taxonomy and cultural practices. Soil tillage, fertilization, seed selection, planting and harvesting methods, irrigation, weed control, pest control, and crop rotation. Production practices for cotton. A field trip to a major California production area is required. Not open to students with credit in CRSC 230. Miscellaneous course fee may be required-see Class Schedule. 3 lectures, 1 laboratory.

Production, adaptation, distribution, and utilization of major grain crops harvested by combine, including wheat, barley, oats, corn, rice, sorghum, rye, triticale, and millets. Field trips to major California cereal production areas. Miscel-laneous course fee may be required-see Class Schedule. 3 lectures, 1 laboratory. Prerequisite: CRSC 131 or CRSC 230.

Adaptation, distribution, production, processing, and utilization of major row crops such as potatoes, tomatoes, dry beans, and sugar beets. Special emphasis on working with beds and furrows. Field trip to a major California row crop production area required. Miscellaneous course fee may be required-see Class Schedule. 3 lectures, 1 laboratory. Prerequisite: CRSC 131 or VGSC 230.

Individual investigation, research, studies, or surveys of selected problems. Total credit limited to 4 units, with a maximum of 2 units per quarter. Prerequisite: Consent of department head.

Principles and applications of agricultural chemical and equipment safety for enterprise project participants primarily. Pesticide toxicology, poisoning symptoms, medical treatment, safe handling and application techniques. Pesticide laws and regulations. Safe operation of tractors, implements, and processing equipment. Equipment demonstrations. Repeatable, but not for credit. Credit/No Credit grading only. 1 lecture.

Beginning field experience in production and marketing of an agronomic crop, under faculty supervision. Project participation is subject to approval by the department head and the Cal Poly Foundation. Degree credit limited to 4 units. Credit/No Credit grading only. 1 lecture, variable practicum. Prerequisite: CRSC 201, or consent of instructor.

Identification, life histories, and control of common, noxious, and poisonous California weeds. Weed control chemicals and equipment for cultivated crops, irrigation systems, range, wastelands, aquatics, forests. 3 lectures, 1 laboratory. Prerequisite: BOT 121 or CRSC 131 or FRSC 131.

Production, harvest, and use of important cereal and field crops in California. Production areas, crop rotations, disease and pest control. Field trip required. Not open to students with credit in CRSC 131. Miscellaneous course fee may be required-see Class Schedule. 3 lectures, 1 laboratory.

Principles and techniques used to develop new plant varieties. Sexual reproduction, inheritance, selection and biotechnology methods useful in breeding of plants. Miscellaneous course fee may be required-see Class Schedule. 3 lectures, 1 laboratory. Prerequisite: CRSC 131 and BIO 303.

Principles of controlling insect pests including biological, cultural, physical, and chemical controls. Identification of insects injurious to California field, fruit, and vegetable crops. Insecticide formulation and methods of application. Pesticide laws and regulations. 3 lectures, 1 laboratory. Miscellaneous course fee may be required-see Class Schedule. Prerequisite: CHEM 111 or introductory courses in biology, botany or zoology or consent of instructor.

Vertebrate pests injurious to crops, livestock, forest products, wildlife, stored products and humans. Life habits, identification, control methods, and materials. Related laws and regulations. Miscellaneous course fee may be required-see Class Schedule. 3 lectures, 1 laboratory. Prerequisite: Junior standing.

Three methods of producing, harvesting and utilizing forage species; grazing, haying and ensiling plant materials. Forage identification, hay grades and quality; preservatives to enhance quality. Grazing systems; forage mixtures versus single species; problems in pasturing, fencing, the silage-making process and silo structures. Field trip to a production area required. Miscellaneous course fee may be required-see Class Schedule. 3 lectures, 1 laboratory. Prerequisite: CRSC 123, CRSC 131 or CRSC 230 or consent of instructor.

Production and conditioning of field and vegetable seed. Seed technology, germination, quality control, seed enhancement, storage and handling of seed, and seed laws. Field trip to a seed conditioning/seed enhancement facility required. Miscellaneous course fee may be required-see Class Schedule. 3 lectures, 1 laboratory. Prerequisite: CRSC 131, CRSC 230 or VGSC 230, EHS 121 or consent of instructor.

Development, practices, history, and future of crop production in greenhouses. Research applications, commercial applications, production problems, marketing, and economics. Special emphasis on growing transplants in greenhouses and use of nutrient solutions. Field trips to a commercial greenhouse operation and/or analysis lab required. Miscellaneous course fee may be required-see Class Schedule. 3 lectures, 1 laboratory. Prerequisite: CHEM 111, CRSC 133, SS 221 or consent of instructor.

Selected Crop Science students will spend up to 12 weeks with an approved agricultural firm engaged in production or related business. Time will be spent applying and developing production and managerial skills and abilities. One unit of credit may be allowed for each full week of completed and reported internship. Degree credit limited to 6 units. Credit/No Credit grading only. Prerequisite: Consent of internship instructor.

Individual investigation, research, studies, or surveys of selected problems. Total credit limited to 4 units, with a maximum of 2 units per quarter. Prerequisite: Any CRSC 100- or 200-level course or consent of department head.

Advanced experience in production of an agronomic crop. Development of a plan for field operations, a marketing plan, and a budget. Management decision-making. Project participation is subject to approval by the department head and the Cal Poly Foundation. Degree credit limited to 4 units. Credit/No Credit grading only. 1 lecture, variable practicum. Prerequisite: CRSC 202, and consent of instructor.

Group study and discussion of the importance of the ecology and biology of weeds for successful management; integrated weed management; herbicide selectivity based on mode of actions; herbicides and the environment; regulatory aspects of weed control. Field trip required. Miscellaneous course fee may be required-see Class Schedule. 3 seminars, 1 laboratory. Prerequisite: CRSC 221 or consent of instructor.

Environmental, chemical, and biological interrelationships associated with the physiology of crop production. Field trip is required. 3 lectures, 1 laboratory. Prerequisite: CRSC 131, CRSC 230, FRSC 131, FRSC 230 or VGSC 230; and CHEM 212.

Principle experimental designs used in agriculture and methods of statistical analysis of data collected from each. Practice with statistical software. Field practice in planning and layout of typical experiments. 3 lectures, 1 laboratory. Prerequisite: Junior standing and MATH 117 or equivalent, and STAT 218 or consent of instructor.

Culture, harvest, grading, and marketing of cotton, soybean, sunflower, safflower, and other oil and fiber crops. Field trips to major centers of production and marketing required. Miscellaneous course fee may be required-see Class Schedule. 3 lectures, 1 laboratory. Prerequisite: CRSC 133, CRSC 221 and BOT 121.

Production, distribution and utilization of major agronomic, vegetable, fruit and nut crops of economic importance in tropical and subtropical areas. Weather systems, climates, soils, and cropping systems of tropical and subtropical areas. Field trip required. 3 lectures, 1 laboratory. Prerequisite: CRSC, VGSC or FRSC 100/200-level course, or consent of instructor.

Strategies and case studies of modern insect pest manage-ment. Group study and discussion of integrated pest manage-ment (IPM) of insects and mites. Pesticide resistance management, insect and mite monitoring, pest management regulatory issues, biotechnology applications, biological/ microbial control, and preparation for Pest Control Advisor's licensing. Industry speakers. Field trips required. Miscellaneous course fee may be required-see Class Schedule. 3 lectures, 1 laboratory. Prerequisite: CRSC 311 or consent of instructor.

Biological control of insects to include history of classical methods, biology, augmentation and inundative release of beneficial arthropods. Identification of beneficial arthropods to appropriate taxonomic level. Technology, laws and regulations governing use of biocontrol agents. Field trips to insectaries, quarantine facilities and/or crop production areas. 3 lectures, 1 laboratory. Prerequisite: CRSC 311 or consent of instructor.

Precision agriculture applications. Integrating GIS, GPS, and remote sensing technologies with site-specific farming practices to optimize agricultural productivity. Field trip required. 3 lectures, 1 laboratory. Prerequisite: CRSC 230 or other plant production course.

Classification and description of agricultural systems of the world. Cropping systems as land management plans. Systems approaches to improvement of agricultural situations. Consideration of human factors and the agroecosystem in efforts to create a more sustainable agriculture. Field trip required. Miscellaneous course fee may be required-see Class Schedule. 3 lectures, 1 activity. Prerequisite: SS 121 and BOT 121, or CRSC 131, or BOT 326, or consent of instructor.

Selection and completion of a project under faculty supervision. Projects typical of problems which graduates must solve in their fields of employment. Project results are presented in a formal report. Minimum 180 hours total time. Prerequisite: CRSC 411.

Oral presentation and leadership of group study on recent developments in the major field. 2 seminars. Prerequisite: Senior standing.

Directed group study of selected topics for advanced undergraduate students. Class Schedule will list topic selected. Total credit limited to 6 units. 2-4 lectures. Prerequisite: Consent of instructor.

Advanced independent study planned and completed under the direction of a member of the Crop Science faculty. Total credit limited to 6 units. Prerequisite: Consent of department head, graduate adviser and supervising faculty member.

Production and management of crops under intensive and extensive cultural systems and low-input agriculture. Interaction between the various growth factors at various levels of production and interaction of cultural practices and plant requirements. Miscellaneous course fee may be required-see Class Schedule. 3 lectures, 1 laboratory. Prerequisite: Graduate standing and consent of instructor.

Application of theory to the solution of problems of agricultural production or related business in the field of Crop Science. Analyze specific management problems and perform general management assignments detailed in a contract between the student, the firm or organization, and the faculty adviser before the internship commences. Degree credit limited to 6 units. Prerequisite: Consent of internship instructor.

Directed group study of selected topics for advanced students. Open to undergraduate and graduate students. Class Schedule will list topic selected. Total credit limited to 9 units. 1-3 seminars. Prerequisite: Graduate standing or consent of instructor.

Directed group laboratory study of selected topics for advanced students. Open to undergraduate and graduate students. Class Schedule will list topic selected. Total credit limited to 6 units. 1-3 laboratories. Prerequisite: Consent of instructor.

Group study of current problems, trends and research results pertaining to production or marketing of field, vegetable or fruit crops. 3 seminars. Prerequisite: Graduate standing.

Systematic research of a significant problem in Crop Science. Thesis will include problem identification, significance, methods, data analysis, and conclusion. Students must enroll every quarter in which facilities are used or advisement is received. Degree credit limited to 6 units. Prerequisite: Graduate standing and consent of instructor.