Mark A. Ferrell, Ph.D.

Emeritus Extension Pesticide Coordinator, 1984-2012
E-mail: ferrell@uwyo.edu

Education

1976 - B.S., Biology, University of Wyoming
1980 - M.S., Agronomy (Soil Science), University of Wyoming
1984 - Ph.D., Agronomy (Weed Science), University of Wyoming

Academic Expertise

Safe and proper use of pesticides for private and commercial pesticide applicators

Research Interests

• Control of perennial weeds in rangeland situations
• Pesticide use in Wyoming
• Survey of pesticide use in Wyoming
• Control of leafy spurge with various pesticides
• Integrated control of leafy spurge with perennial grasses

Multidisciplinary Collaborations

• Colorado State University, Dept. of Plant Pathology and Weed Science
• North Dakota State University Dept. of Crop and Weed Science
• University of Minnisota, Dept. of Agronomy and Plant Genetics
• E.I. du Pont de Nemours & Co.
• DowElanco
• Sandoz Agro, Inc.
• PBI/Gordon Corp

Professional Memberships

• Weed Science Society of America
• Western Society of Weed Science
• American Association of Pesticide Safety Educators

Significant Presentations

Ferrell, M.A., T.D. Whitson, D.W. Koch, R Bottoms, and A.E. Gade. 1995. Integrated control of leafy spurge (Euphorbia esula) and Russian knapweed (Centaurea repens) with perennial grass species. The Brighton Conference - Weed 1995. Brighton Centre and Brighton Metropole Hotel, Brighton, U.K. 20-23 Nov. 1995. (poster presentation)

Ferrell, M.A. 1994. The control of leafy spurge with initial and retreatments of picloram. Proc. West. Soc. Weed Sci. 47:57-58. (paper presentation)

Ferrell, M.A. and T.D. Whitson. 1993. Integrated control of leafy spurge with Bozoisky Russian wildrye and Luna pubescent wheatgrass. Proc. West. Soc. Weed Sci. 46:36-38. (paper presentation)

Ferrell, M.A., D.W. Koch, P.J. Ogg and F. Hruby. 1992. Grass tolerance to imazethapyr. Proc. West. Soc. Weed Sci. 45:95-97 (paper presentation)

Ferrell, M.A. and T.D. Whitson. 1992. Integrated control of leafy spurge with Bozoisky Russian wildrye and Luna pubescent wheatgrass. Proc. Leafy Spurge Sym. Lincoln, Nebraska. (paper presentation)

Ferrell, M.A. and T.D. Whitson. 1992. Using competitive perennial grasses to manage leafy spurge. Proc. Leafy Spurge Sym. Lincoln, Nebraska. (paper presentation)

Significant Publications

Lockwood, J.A., J.K. Wangberg, M.A. Ferrell, and J.D. Hollon. 1994. Pesticide labels: proven protection or superficial safety? J. Am. Optom. Assoc. 65:18-26.

Al-Henaid, Jamal S., M. A. Ferrell and S. D. Miller. 1992. Effect of 2,4-D on Leafy Spurge (Euphorbia esula) Viable Seed Production. Weed Technology 7:76-78.

Beck, K. G., R. G. Lym, R. L. Becker, M. A. Ferrell, D. W. Finnerty, R.J. Frank, M. A. Henson and M. A. Peterson. 1992. Leafy Spurge (Euphorbia esula) Control and Grass Injury with Sulfometuron in Several Great Plains States. Weed Technology 7:212-215.

Ferrell, Mark A., T. D. Whitson and H. P. Alley. 1989. Control of Leafy Spurge (Euphorbia esula) with Growth Regulator-Herbicide Combinations. Weed Technology 3:479-384.

Whitson, Thomas D., M. A. Ferrell and H. P. Alley. 1988. Changes in Rangeland Canopy Cover Seven Years Following a Tebuthiuron Application. Weed Technology. 2:486-489.