Tylka Nematology Lab

Department of Plant Pathology
351 Bessey Hall
Iowa State University
Ames, IA 50011

Phone: 515-294-5094
Fax: 515-294-9420
Email: dsoh@iastate.edu

Education:

• B.S., Plant Pathology, Iowa State University, 1983.
• M.S., Plant Pathology, University of Wyoming, 1986. Thesis: Efficacy of nematicide seed treatment on control of seedling blight caused by the stem nematode (Ditylenchus dipsaci Kuhn, Filipjev) and the northern root knot nematode (Meloidogyne hapla Chitwood). Monoxenic culture and pathogenicity of the chrysanthemum foliar nematode (Aphlenchoides ritzema-bosi Schwartz, Steiner) on alfalfa.

Employment History:

• Laboratory Technician II, Iowa State University 1988 - February 1991.
• Research Assistant I, Iowa State University, Ames, IA 50011. 1992 - present.

Current Job Responsibilities:

• Heterodera glycines (SCN) and Phialophora gregata (Brown stem rot) interaction research
• SCN resistance screening
• HG type tests and race tests
• Soybean bioassays
• Maintenance and calibration of laboratory equipment.

Publications:

• Gray, F.A. and Soh, D.H. 1986. Efficacy of a nematicide seed treatment in controlling seedling blight of alfalfa incited by Ditylenchus dipsaci and Meloidogyne hapla. Phytopathology 76:1139.
• Gray, F.A. and Soh, D.H. 1989. A nematicide seed treatment to control Ditylenchus dipsaci on seedling alfalfa. Journal of Nematology. 21:184-1 88.
• Kraus, G.A., Vander Luow, S.J., Tylka, G.T. and Soh, D.H. 1996. Synthesis and testing of compounds that inhibit soybean cyst nematode egg hatch. Journal of Agricultural and Food Chemistry. 44:1548-1550.

Scientific & Honorary Society Memberships:

Honors and Awards: