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UC Riverside
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2001-2002 General Catalog
University of California, Riverside
NEMATOLOGY
Subject abbreviation: NEM Edward G. Platzer, Ph.D., Chair
Professors
Nematology is the study of roundworms, a diverse invertebrate phylum that occurs worldwide in virtually every environment and is second only to insects in the number of species. Only about 3 percent of all species have been studied or identified, and these include significant parasites of humans, animals, and plants. A primary mission of the Department of Nematology is to develop environmentally sound approaches to manage those nematodes that worldwide cause nearly 80 billion dollars' annual damage to crops. Other objectives are to use nematodes that benefit agriculture and the environment as agents of nutrient cycling and soil fertility and for biological control of some insect pests. Additional objectives focus on nematodes as fundamental models for addressing basic biological questions in genetics, development, and molecular biology. The department offers graduate and postgraduate opportunities in biocontrol, ecology, genetics, molecular biology, physiology, and systematics. It offers specific expertise in applied nematode problems of subtropical and desert agriculture. A graduate program in Nematology is offered within a broad biological context. Students are enrolled in a more general department or interdepartmental program that provides a core of graduate courses. The general departments may include Biology, Botany and Plant Sciences, Entomology, Plant Pathology, and Soil and Environmental Sciences; interdepartmental programs may include Environmental Toxicology or Genetics. Dissertation research opportunities, major research professor, curriculum advisor, and specific courses are provided by the Department of Nematology to complement requirements of the more general department or program. NEM 205. Identification of Plant Parasitic Nematodes. (1) Summer (one week only) Lecture, five hours; laboratory, twenty-five hours. Prerequisite(s): graduate standing or consent of instructor. Five-day lecture and laboratory course on morphological identification of economically important plant parasitic nematodes in Tylenchida and Dorylaimida using dissecting and bright field microscopy. Includes preparation of microscope slides, diagnosis of field samples, and use of diagnostic keys. Offered in summer only. Baldwin NEM 206. Phytopathogens: Nematodes. (2) S Lecture, one hour; laboratory, three hours. Prerequisite(s): graduate standing or consent of instructor. recognition, diagnosis, biology, and control of major nematode diseases of plants. Laboratory covers identification techniques, soil sampling and processing techniques, and process of pathogenesis. Cross-listed with PLPA 206. Baldwin, Roberts NEM 226. Nematode Taxonomy and Comparative Morphology. (4) W Lecture, two hours; laboratory, six hours. Prerequisite(s): consent of instructor. The taxonomy and comparative morphology of soil, plant parasitic, and aquatic nematodes. Emphasis on the Tylenchida, their importance, distribution, phylogeny, and speciation. Baldwin NEM 227. Molecular Nematology. (2) W, Odd Years Lecture, two hours. Prerequisite(s): graduate standing or consent of instructor. A review of contemporary molecular plant nematology. Topics include genetics, identification, plant disease resistance, and bioengineering resistance. Discusses the use of Caenorhabditis elegans as a model system for plant nematodes. Cross-listed with PLPA 227. Kaloshian NEM 240. Field Nematology. (1) F Lecture, one hour. Prerequisite(s): NEM 206/PLPA 206. Six-day demonstration and field study course in applied nematology including diagnosis and prediction of nematode field problems, strategies for control, field plot design and establishment in association with diverse California crops. Graded Satisfactory (S) or No Credit (NC). McHenry NEM 250. Seminar in Nematology. (1) Seminar, one hour. Prerequisite(s): consent of instructor. Lectures and discussions by visiting scientists, staff and graduate students on topics in nematology. Normally graded Satisfactory (S) or No Credit (NC) only, but students may petition instructor for a letter grade on the basis of presentation of a formal seminar. NEM 257. Graduate Seminar in Cell, Molecular, and Developmental Biology. (1) Seminar, one hour. Prerequisite(s): graduate standing. Lectures by visiting scholars on current research in cell, molecular, and developmental biology. Graded Satisfactory (S) or No Credit (NC). Course is repeatable. Cross-listed with BCH 257, BIOL 257, BMSC 257, BPSC 257, ENTM 257, ENTX 257, NRSC 257, and PLPA 257. NEM 260. Current Research in Plant Pathology and Nematology. (1) Seminar, one hour. Prerequisite(s): graduate status. Topics in plant pathology and nematology will be discussed by outstanding workers in the field from this and other campuses and by graduating students. Graded Satisfactory (S) or No Credit (NC). Cross-listed with PLPA 260. NEM 290. Directed Studies. (1-6) Individual studies on specially selected topics in nematology under the direction of a staff member. Graded Satisfactory (S) or No Credit (NC). Course is repeatable. NEM 297. Directed Research. (1-6) Experimental studies on specially selected topics in nematology under the direction of a staff member. Graded Satisfactory (S) or No Credit (NC). |