Monday, 7 November 2005
3

Bmp Implementation on Agricultural Lands in the Suwannee River Basin of North Florida: Soil and Groundwater Monitoring for Nitrate-N.

Donald Graetz, W. D. Graham, G. J. Hochmuth, M. D. Dukes, and R. Mylavarapu. University of Florida, PO Box 110510, Gainesville, FL 32611

Water quality has been the subject of concern and attention in the Suwannee River Basin for a number of years. Recent data have indicated increasing concentration of nutrients, particularly nitrate, in ground water, spring water, and private drinking water wells. Pre- and post-BMP monitoring of groundwater and soil nitrate concentrations were conducted at representative farm scale sites (row crop farm, dairy farm, and poultry farm) under actual production conditions to document and verify the effectiveness of selected BMPs. Monitoring wells were installed at the farms to provide coverage of the various components of each farm. The soil profile, to the depth of the continuous clay layer, was sampled at depth intervals of 0.5-m to a depth of 2 m followed by 1-m intervals to the clay layer. Soil and ground water nitrate-N concentrations will be presented for components of the three farms and experiences working with the land-owners on BMP implementation will be discussed.

Handout (.pdf format, 144.0 kb)

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