Ronald Calhoun
Environmental Turfgrass Specialist
A268 Plant and Soil Sciences Building
Department of Crop and Soil Sciences
Michigan State University
East Lansing, MI 48824-1325
Phone: (517) 355-0271 ext. 139
Fax: (517) 353-5174
E-mail: calhoun@msu.edu
Joined Department: January 1996
Education
M.S. in Crop and Soil Sciences, Michigan State University, 1996
B.S. in Horticulture (Landscape Design) and Crop and Soil Sciences (Turfgrass Management), Michigan State University, 1993
Research Interests
Primarily responsible to design, conduct, and report research on plant growth regulator use and weed biology, ecology, and management in turfgrass systems, including development of research grants as a principal and co-principal investigator. Emphasis placed on developing a better understanding of biological factors that enhance the ability of cultural and management practices to lessen the impact of weeds. Develop and deliver outreach publications and presentations in order to transfer research-based results to the Michigan turfgrass industry.
Classes Taught
CSS 292- Management of Turfgrass Weeds
Chemical, biological, and cultural methods of managing turfgrass weeds. Environmental considerations in weed management.
Selected Recent Publications
Frank, K. W.,
J. R. Crum, R. N. Calhoun, and K. M. O'Reilly. 2006. The fate of nitrogen
applied to a mature Kentucky bluegrass turf. Crop Sci. 46(1):p. 209-215.
Calhoun,
R.N., G.J. Rinehart, A.D. Hathaway, and D.D. Buhler, 2005. Maximizing Cultural
Practices to Minimize Weed Pressure and Extend Herbicide Treatment Interval in
a Cool-season Turfgass Mixture. Int. Turfgrass Soc. Res. J. 10(Part 2):p.
1184-1188.
Frank, K. W., R. N. Calhoun, J. R. Crum, et al. 2005. The effects of a variable depth rootzone on soil moisture in a sloped USGA putting green. Int. Turfgrass Soc. Res. J. 10(Part 2):p. 1060-1066.
Web Sites