Willie G. Harris

Professor
Soil Mineralogy

DEPARTMENTAL RESEARCH AREAS
Soil Quality/Ecosystem Services
Soil/Landscape Analysis
Management of Nutrients, Pesticides, and Wastes

RESEARCH FOCUS
Research topics include: mineral stability and transformations in soils and sediments; properties and reactivities of minerals; mineral distributions as related to stability and genetic processes; and soil properties as related to mineralogy.

COURSES TAUGHT
SWS 3023L - Soil Judging
SWS 4715C/SOS 5716C - Environmental Pedology
SWS 6464C - Soil Mineralogy

PUBLICATIONS
Harris, W.G. 2001. Hydrologically-linked Spodosol formation in the Southeastern United States . p. 331-342. In J.L. Richardson and M.J. Vepraskas (eds.) Wetland soils: their genesis, hydrology, landscape, and separation into hydric and nonhydric soils. CRC Press, Boca Raton, FL.

Bonczek, J.L., W.G. Harris and P. Nkedi-Kizza. 2002.  Monolayer to bilayer transitional arrangements of hexadecyaltrimethylammonium cations on sodium-montmorillonite. Clays Clay Min. 50:11-17.

Makris, K., H. , W.G. Harris, G.A. O’Connor, T. O’Breza, and H.A. Elliot. 2005. Physicochemical properties related long-term phosphorus retention by drinking water treatment residuals.  Environ. Sci. Technol. 39:4280-4289.

Harris, W.G.,  M.M. Fisher, X. Cao, T. Osborne, and L. Ellis. 2007. Magnesium-rich minerals in sediment and suspended particulates of south Florida water bodies: implications for turbidity. J. Environ. Qual. 36:1670-1677.

Harris, W.G., A.C. Wilkie, X. Cao, and R. Sirengo. 2008. Bench-scale recovery of phosphorus from flushed dairy manure wastewater. Bioresour. Technol. 99:3036-3043.

Cao, X., and W.G. Harris. 2008. Carbonate and magnesium interactive effect on calcium phosphate precipitation. Environ. Sci. Technol.42(2):436-442.

Kuo, Y., W.G. Harris, R. Munoz-Carpena, R.D. Rhue, and Y. Li. 2009. Apatite control of phosphorus release to runoff from soils of phosphate mine reclamation areas. Water Air Soil Pollut. 202:188-198.

Herrera, D.H., W.G. Harris, V.D. Nair, M. Josan, and C. R. Staples. 2010. Effect of dietary modifications of calcium and magnesium on reducing solubility of phosphorus in feces from lactating dairy cows. J. Dairy Sci. 93:2598-2611.


CONTACT INFORMATION
Soil and Water Science Department, 2169 McCarty Hall, PO Box 110290, University of Florida, Gainesville, Florida 32611
(352) 392.1951 x 251, (352) 392.3902 fax
email: apatite@ufl.edu
Full Curriculum Vitae