Dr. Langham teaches PS 223--Principles of Plant Pathology, the introductory plant pathology course, as well as PS 704--Viral and Bacterial Diseases of Plants. She is part of the team that teaches PS 450/550--Field Diagnosis of Plant Diseases. Dr. Langham's research program focuses on viral diseases affecting South Dakota crops. A major focus of her program includes a collaborative research effort with the Winter Wheat Breeding Program evaluating winter wheat cultivars and experimental lines for resistance and tolerance to wheat streak mosaic virus (WSMV). This project has contributed to the recent release of three new winter wheat cultivars. A second focus includes research on bean pod mottle virus (BPMV) in soybean. Other disease agents, included in her research, are barley yellow dwarf virus (BYDV), High Plains Disease, and viruses of other agronomic and horticultural crops. Dr. Langham's project also provides diagnostic support for viral diseases to the Plant Disease Clinic, Dr. Langham served as Agronomy Club advisor from 1998-2000. She was twice elected Secretary of the Academic Senate (1998-1999 and 1999-2000). In addition, Dr. Langham is active in professional organizations, such as the American Phytopathological Society. She presented the 1997 David Fee Memorial Lecture ("The Irish Potato Famine--The Interaction of Politics, Sociology, and Plant Disease") as part of the Sewery Colloquium. Dr. Langham was awarded the SDSU Excellence in Teaching Award in 1995 and was the Plant Science Teacher of the Year (2000).

Contact Information Office Location: PSB 109 Mailing Address: South Dakota State University Plant Science Department Box 2108 Brookings, SD 57007 Telephone: 605-688-5539 E-mail: Marie_Langham@sdstate.edu

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This page is maintained by:
Dr. Thomas E. Chase telephone: 605-688-5550
Dr. Thomas Schumacher telephone: 605-688-4762.