Mary Ann Hansen

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Mary Ann Hansen

Instructor

106 Price Hall (0331)
Blacksburg, VA 24061

Phone: (540) 231-6758
Fax: (540) 231-7477
E-Mail: maryannh at vt.edu

Education| Interests| Position Profile| Extension| Teaching| Support| International Outreach| Websites| Professional Activities| Memberships| Selected Publications

Education

  • M.S., Plant Pathology, University of Wisconsin-Madison (1984)
  • B.S., Plant Pathology, Ohio State University-Columbus (1979)

Interests

  • Plant disease diagnostics
  • New and emerging plant pathogens
  • International plant pathology
  • Teaching
  • Extension education

Position Profile

  • 80% Extension
  • 20% Teaching

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Extension

  • Co-manage Plant Disease Clinic
  • Diagnose plant problems submitted to Plant Disease Clinic
  • Outreach education

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Teaching

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Selected Support

  • Bush, E., M. A. Hansen, and E. Day. 2011 - 2012. Southern Plant Diagnostic Network--Virginia Diagnostic and Information Technology--Year 4. USDA-NIFA.
  • Bush, E. and M. A. Hansen. Image Series Development for Supporting IPM in the Southern Region. USDA-NIFA.

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International Outreach

  • Led disease management study trip for Virginia Cooperative Extension agents to South Africa (2007)
  • Involvement in student exchange program between Virginia Tech and University of the Free State, South Africa (faculty advisor, 2006)
  • Diagnosis of tomato diseases in Ghana, West Africa (2002)
  • Diagnosis of fruit tree diseases in Guatemala (1998)

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Websites

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Professional Activities and Service

  • University Graduate Honor System
  • American Phytopathological Society Potomac Division, Past President, 2011 - 2012

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Memberships

  • National Plant Diagnostic Network
  • Southern Plant Diagnostic Network
  • American Phytopathological Society

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Selected Publications

  • Hansen, M. A., E. Bush, and J. Derr. Imprelis Herbicide Suspected in Injury to Conifers. Virginia Nursery and Landscape Association Newsletter: 81(4).
  • Hansen, M. A., E. Bush, G. Griffin, and N. Dart. Walnut Thousand Cankers Disease Alert. Virginia Nursery and Landscape Association Newsletter: 81(4).
  • Dart, N., M. A. Hansen, E. Bush and C. Hong. Boxwood Blight: A New Disease of Boxwood Found in the Eastern U.S. 2012. (Extension publication in VCE press.)
  • Oliver, C., C. Rongman, B. Vinatzer, E. Bush, and M. A. Hansen. 2012. First Report of Bacterial Spot of Peony Caused by Xanthomonas sp. in the U.S., Plant Disease. (In press.)
  • Rideout, S., M. A. Hansen, N. Gregory, and T. Evans. First Report of Downy Mildew of Lima Bean Caused by Phytophthora phaseoli in Virginia. Plant Disease 95:71-72.
  • Hansen, M. A., A. Niemiera, and E. Day. Problem-free Shrubs for Virginia Landscapes. 2010. VCE publication 450-236 (http://pubs.ext.vt.edu/450/450-236/450-236.html).
  • Hansen, M. A., A. Niemiera, and E. Day. Problem-free Trees for Virginia Landscapes. 2010. VCE publication 450-237 (http://pubs.ext.vt.edu/450/450-237/450-237.html).

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