Education
- Ph.D., University of Minnesota, 1974
- M.S., University of Minnesota, 1966
- B.S., North Dakota State University, 1962
Research Interests
Research
focuses on the information needs of moderate sized dairy farms with
particular emphasis on reduced-input, intensive grazing systems.
Outreach
Programs
Grazing
systems are featured through a two-day "Grazing Basics" workshop.
Memberships
- American Dairy Science Association
- American Society
of Animal Science
- American Association for the Advancement of Science
- Land Stewardship
Project
- Sustainable Farming Association
Links
West
Central Research and Outreach Center
Publications (2002-2008)
- Refereed Articles -
Heins, B.J., L.B. Hansen, A.J. Seykora, D.G. Johnson, J.G. Linn, J.E. Romano, and A.R. Hazel. 2008. Crossbreds of Jersey × Holstein compared to pure Holsteins for production, fertility, and body and udder measurements during first lactation. J. Dairy Sci. 91:1270-1278.
Cuomo, G.J., M.V. Rudstrom, P.R. Peterson, D.G. Johnson, A. Singh, and C.C. Sheaffer. 2005. Initiation date and nitrogen rate for stockpiling smooth bromegrass in the North-Central USA. Agron. J. 97:1194-1201.
Cuomo, G.J., P.R. Peterson, A. Singh, D.G. Johnson, W.A. Head, Jr., and M.H. Reese. 2003. Persistence and spread of kura clover in cool-season grass pastures. Agron. J. 95:1591-1594.
Nennich,
T.D., J.G. Linn, D.G. Johnson, M.I. Endres, and H.G. Jung. 2003. Comparison
of feeding corn silages from leafy or conventional corn hybrids to lactating
dairy cows. J. Dairy Sci. 86: 2932-2939.
- Proceedings, Invited Papers, Research Reports -
Chester-Jones, H., M. Rudstrom, R. Imdieke, D. Johnson, M. Reese, and A. Singh. 2004. Comparative economic efficiencies and performance of dairy heifers in feedlot or pasture-based systems on a commercial custom heifer grower operation. Proc., Custom Heifer Raising IX Seminars, Green Bay and Fond du Lac, WI. Feb. 24-25.
Johnson, D. 2002. Forages for livestock: Economic - environmental - human benefits. Keynote presentation at American Forage and Grassland Council, Bloomington, MN. July 15, 2002.
Johnson, D. and H. Chester-Jones. 2002. Grazing management for dairy cattle. In: Proc. Minnesota Dairy Days, January 8-18, 8 locations in MN. pp. 71-73.
- Extension Publications -
Undersander, D., B. Albert, D. Cosgrove, D. Johnson, and P. Peterson. 2002 (revision). Pastures for profit: A guide to rotational grazing. Publ. No. A3529 (Wisconsin); R-12-02-3M-495 (Minnesota).
- Abstracts -
Johnson, D.G., M.V. Rudstrom, R. Imdieke, E. Ballinger, and G.J. Cuomo. 2005. Farmer-driven research for developing models of successful low input dairy farms of small to medium size in the American Midwest. Proc. XX International Grassland Congress, Ireland. June 2005. p. 820
Seykora, A.J., B.J. Heins, L.B. Hansen, J.G. Linn, D.G. Johnson, and W.P. Hansen. 2004. Effect of Holstein females carrying Holstein versus Jersey sired calves on subsequent MEMilk, days open, and involuntary culling. J. Dairy Sci. 87(Suppl. 1):282. Abstract 527.
- Other -
Johnson, D.G. (Content Specialist). 2006. Dairy your way: A guide to management alternatives for the Upper Midwest. Minnesota Dept. of Ag., St. Paul.
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