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Ranch interns and research assistants (fall 2003). Pictured left to right: Michelle Ferree, Brooke Traynham, Jan Kokemor, Laura Calabrese, Brad Christoffersen. Sarah Harris.
Patrick J. Bohlen
Director of Research
Associate Research Biologist
MacArthur Agro-ecology Research Center
Synergistic effects of grazing, fire and pasture management on wetlands in cattle ranches. USDA-NRI Managed Ecosystems Program. P.Bohlen, D.Jenkins, P. Quintana-Ascencio and J. Fauth. $399,867.
Agroecosystem management for the 21st century. USDA-NRI Managed Ecosystems Program (conference proposal). P. Bohlen, R. Lowrance, M. Wander, L. Drinkwater. 2006-2007. $10,000.
Invasion of north temperate forest soils by exotic earthworms. National Science Foundation Ecosystems Program. P. Groffman, T. Fahey, J. Yavitt, J. Maerz, Melany Fisk and P. Bohlen. 2006-2010. $53,927 (P. Bohlen share of $870,800 project).
Market-based
program for environmental services on south
Curricular development and capacity building in agro-ecology sciences. USDA, Hispanic-Serving Institutions Education Grants Program. M. Bhat, K. Jayachandran, A. Melesse, and S. Koptur. 2005-2006. $15,000 (P. Bohlen, share of $223,000 award).
Pasture water management for reduced phosphorus loading in the Lake Okeechobee watershed.” Contract with the Florida Dept. of Agriculture and Consumer Services. K. Campbell, P. Bohlen, J. Capece and D. Graetz. 2005-2006. $207,333.
Pasture water management for reduced phosphorus loading in the Lake Okeechobee watershed.” Contract No. RS040348, South Florida Water Management District 2004-2006.<
Monitoring the success of wetland restoration in two USDA Wetland Reserve Program sites in subtropical rangelands of south Florida.”Gift for special projects from the John D. and Catherine T. MacArthur Foundation. P. Bohlen, H. Swain, L. Lollis. 2003-2006. $250,000.
Optimization of best management practices for beef cattle ranching in the Lake Okeechobee Basin. Contract No. C-13414, South Florida Water Management District. 2002-2004. $290,000.
Agro-ecosystem indicators of sustainability as affected by cattle density in ranch management systems.” USDA-NRI Agricultural Systems Program. F. Roka, P. Bohlen, J. Mullahey, J. Arthington, K. Campbell, S. Coleman, D. Graetz, R. McSorley, K. Portier, A. Steinman, G. Tanner, and M. Williams, co-p.i.’s. 2001-2004. $530,000.
Influence of cattle grazing and land use on freshwater wetlands in rangeland ecosystems. USDA-NRI Ecosystem Science Program. P. Bohlen (p.i.), D. A. Graetz and A. D. Steinman (co-p.i.'s). 2000-2002. $267,000.
Optimization of best management practices for beef cattle ranching in the Lake Okeechobee Basin. Contract No. C-8614, South Florida Water Management District. 1999-2001. $315,000.
Invasion of north temperate forests soils by exotic earthworms. NSF Ecosystems Program. P. Groffman (p.i.), P. Bohlen, T. Fahey (co-p.i.s). 1998-2001. $700,000.
The role of earthworms in conservation and loss of carbon and nitrogen in agroecosystems. National Science Foundation Ecosystems Program. R. Parmelee (p.i.), C. Edwards, B. Stinner, P. Groffman (co-p.i.s), P. Bohlen (co-author). 1995-1998. $640,000.
URL: www.archbold-station.org/staff/pbohlen/pbohlen.htm