非常抱歉，
你要访问的页面不存在，
非常抱歉，
你要访问的页面不存在，
非常抱歉，
你要访问的页面不存在，
验证码：
职称:Professor
所属学校:Virginia Polytechnic Institute and State University
所属院系:Crop & Soil Environmental Sciences
所属专业:Environmental Science
联系方式:(540) 231-9737
Ph.D., Agronomy, Virginia Tech, 1992 M.S., Animal and Dairy Science, Penn State, 1986 B.S., Physical and Life Sciences, Wilson College, 1984
2011 – Present – Professor, Department of Crop and Soil Environmental Sciences, Virginia Tech, Blacksburg, Va. Duties: 30% Extension, 70% Teaching 1998 - 2011 - Associate Professor, Department of Crop and Soil Environmental Sciences, Virginia Tech, Blacksburg, Va. Duties: 30% Extension, 70% Teaching 1993 - 1998 - Assistant Professor, Department of Crop and Soil Environmental Sciences, Virginia Tech, Blacksburg, Va. Duties: 30% Extension, 70% Teaching 1987 - 1992 - Teaching and Research Assistant, Department of Crop and Soil Environmental Sciences, Virginia Tech, Blacksburg, Va. 1984 - 1986 - Teaching Assistant, The Pennsylvania State University, State College, Pa. 1986 - Research Assistant, Rodale Institute, Kutztown, Pa.
