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Full-Text Articles in Physical Sciences and Mathematics

Mapped Karst Ground-Water Basins In The Beaver Dam 30 X 60 Minute Quadrangle, Joseph A. Ray, James C. Currens Sep 1998

Mapped Karst Ground-Water Basins In The Beaver Dam 30 X 60 Minute Quadrangle, Joseph A. Ray, James C. Currens

Map and Chart--KGS

This map shows karst ground-water basins in the Beaver Dam quadrangle, determined primarily by ground-water tracer studies. It can be used to quickly identify the ground-water basins and springs to which a site may drain. Major springs and the relative size of their catchment areas can be evaluated for potential as water supplies. The map also serves as a geographic index to literature on karst ground water in the area.


Mapped Karst Ground-Water Basins In The Campbellsville 30 X 60 Minute Quadrangle, Joseph A. Ray, James C. Currens Sep 1998

Mapped Karst Ground-Water Basins In The Campbellsville 30 X 60 Minute Quadrangle, Joseph A. Ray, James C. Currens

Map and Chart--KGS

This map shows karst ground-water basins in the Campbellsville quadrangle, determined primarily by ground-water tracer studies. It can be used to quickly identify the ground-water basins and springs to which a site may drain. Major springs and the relative size of their catchment areas can be evaluated for potential as water supplies. The map also serves as a geographic index to literature on karst ground water in the area.


Mapped Karst Ground-Water Basins In The Harrodsburg 30 X 60 Minute Quadrangle, James C. Currens, Joseph A. Ray Sep 1998

Mapped Karst Ground-Water Basins In The Harrodsburg 30 X 60 Minute Quadrangle, James C. Currens, Joseph A. Ray

Map and Chart--KGS

This map shows karst ground-water basins in the Harrodsburg quadrangle, determined primarily by ground-water tracer studies. It can be used to quickly identify the ground-water basins and springs to which a site may drain. Major springs and the relative size of their catchment areas can be evaluated for potential as water supplies. The map also serves as a geographic index to literature on karst ground water in the area.


Mapped Karst Ground-Water Basins In The Somerset 30 X 60 Minute Quadrangle, James C. Currens, Joseph A. Ray Sep 1998

Mapped Karst Ground-Water Basins In The Somerset 30 X 60 Minute Quadrangle, James C. Currens, Joseph A. Ray

Map and Chart--KGS

This map shows karst ground-water basins in the Somerset quadrangle, determined primarily by ground-water tracer studies. It can be used to quickly identify the ground-water basins and springs to which a site may drain. Major springs and the relative size of their catchment areas can be evaluated for potential as water supplies. The map also serves as a geographic index to literature on karst ground water in the area.


A Two Year Evaluation Of Nitrate-N And Triazine Herbicides In Groundwater And Surface Water Of An Intensively Row Cropped Agricultural Watershed In Western Kentucky, Larry Reber, John Potts Jan 1998

A Two Year Evaluation Of Nitrate-N And Triazine Herbicides In Groundwater And Surface Water Of An Intensively Row Cropped Agricultural Watershed In Western Kentucky, Larry Reber, John Potts

Soil Science News and Views

The quality of water in Kentucky's agricultural watersheds has received considerable attention in recent years. The main concerns in corn production areas usually center on water content of nitrate-N from commercial fertilizer and triazines from herbicide applications. Although N can be found naturally in Kentucky soils, it cannot supply all the N that corn needs to produce optimum yields. Therefore, fertilizer N is added to ensure ample nutrition. Triazines, on the other hand, do not occur naturally in the soil but are applied to the soil to effectively control weeds. Most commonly, these herbicides are applied at the time of …


Impact Of Topographic And Data Resolution On Hydrologic And Nonpoint-Source Pollution Modeling In A Karst Terrane, Alex W. Fogle Jan 1998

Impact Of Topographic And Data Resolution On Hydrologic And Nonpoint-Source Pollution Modeling In A Karst Terrane, Alex W. Fogle

Report of Investigations--KGS

To prevent or reduce the contamination of ground water from agricultural sources, Best Management Practices (BMP’s) such as land-use changes, modifications to control surface runoff, various tillage methods, variations in rates and kinds of chemical applications, and handling procedures for chemicals are being employed and analyzed for effectiveness. The effectiveness of a BMP is often estimated before implementation by evaluating the BMP through the use of computer simulation models. The interactions between surface water and ground water that are unique to karst terranes are not incorporated into the frequently used predictive models. The purpose of this study was to document …