Henry A. Wallace Chair for Sustainable Agriculture

Publications

Perennializing the Landscape

A targeted conservation approach for improving environmental quality: Multiple benefits and expanded opportunities. Download of publication available here.

Biodiversity response to integrating perennial vegetation into Midwestern agricultural landscapes

Ecosystem function and biodiversity in watersheds with contrasting annual-perennial plant community configurations (PDF 226 KB)

Schulte, L.A., M. Liebman, H. Asbjornsen, and T.R. Crow. 2006. Agroecosystem resoration through strategic integration of perennials . Journal of Soil and Water Conservation. 61(6): 164-169.

Burkart, M., D. James, M. Liebman, and E. van Ouwerkerk. 2006. Integrating principles of nitrogen dynamics in a method to estimate leachable nitrogen under agricultural systems. Water Science and Technology. 53(2): 289-301. (See Abstract)

Burkart, M., D. James, M. Liebman, and C. Herndl. 2005. Impacts of integrated crop-livestock systems on nitrogen dynamics and soil erosion in western Iowa watersheds. Journal of Geophysical Research-Biogeosciences. 110, G01009, doi:10.1029/2004JG000008 (on-line). (See Abstract)

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"Wise land use is simply an adaptation of nature's conservation and flood control methods to the conditions of advanced cultivation."
--H. A. Wallace