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Mary Ann Hansen's Images

Title: Instructor
Organization: Virginia Polytechnic Institute and State University
Unit: Department of Plant Pathology, Physiology, and Weed Science
Country: United States
Web: http://www.ppws.vt.edu/~clinic/

Mary Ann Hansen is an instructor and diagnostician in the Department of Plant Pathology, Physiology, and Weed Science at Virginia Tech. She co-manages the VT Plant Disease Clinic, where she has diagnosed plant problems for Virginia Cooperative Extension (VCE) agents since 1984, and develops educational materials for VCE. She also teaches an undergraduate class on the technologies used to domesticate plants and a graduate class on disease diagnostics. In addition, she has participated in international diagnostics projects in Africa and Central America.
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Image Subject Name Scientific Name Description
5338079 rhododendrons and azaleas Rhododendron spp. healthy plants in flower
5338083 rhododendrons and azaleas Rhododendron spp. healthy landscape plants - rhododendron in flower
5338084 rhododendrons and azaleas Rhododendron spp. healthy rhododendron in flower
5338086 waterlilies Nymphaea spp. healthy plant
5338041 dodder Cuscuta spp.
5334060 American elm Ulmus americana treated for Dutch elm disease
5334075 lichen
5338078 flowering dogwood Cornus florida healthy trees
5338080 redhot poker Kniphofia uvaria healthy plants growing in Virginia Tech Horticultural Gardens, 1992
5338081 sage Salvia spp. healthy plants growing in Virginia Tech Horticultural Gardens, June 1992
5338085 hibiscus Hibiscus spp. healthy plant in greenhouse
5337071 viburnum Viburnum spp. caused by voles

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