Shallow Ground-water Quality in Agricultural Areas of Northern Alabama and Middle Tennessee, 2000-2001

الغلاف الأمامي
DIANE Publishing
 

الصفحات المحددة

المحتوى

Abstract
1
Introduction
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Figure 1 Map showing location of the lower Tennessee River Basin with its delineated subunits including the Eastern Highland Rim study area
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Approach
4
Hydrogeology
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Figure 3 Sketch and hydrographs showing conceptual model of groundwater flow in the regolith and bedrock of the Mississippian carbonate aquifer ...
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Table 1 Water level well depth and specific capacity of wells installed in regolith in the Mississippian carbonate aquifer and model recharge dates of s...
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Figure 4 Graph showing percentage of cotton cropland and welldrained soils in buffer areas around landuse monitoring wells in the Mississippian car...
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Figure 10 Graph showing nitrate concentrations in samples from the Mississippian carbonate aquifer and from National WaterQuality Assessment Pro...
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Figure 11 Maps showing number of pesticides detected and total pesticide concentration in samples from the Mississippian carbonate aquifer
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Table 5 Summary statistics for pesticides detected at concentrations equal to or greater than 001 microgram per liter in samples from the Mississippia...
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Figure 12 Graphs showing concentrations of atrazine fluometuron and dissolved oxygen and estimated use of atrazine and fluometuron in buffer are...
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Figure 13 Graph showing ratios of degradate to parent pesticide concentration for fluometuron norflurazon and atrazine in samples from the Mississi...
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Figure 15 Graph showing relation between dissolvedoxygen concentration calcite saturation index and total pesticide concentration for samples from ...
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Figure 17 Map showing estimated atrazine use across the Nation and detection frequency of atrazine for selected National WaterQuality Assessment P...
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Figure 18 Graphs showing specific conductance pH and dissolvedoxygen concentrations for samples from agricultural landuse monitoring wells and ...
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عبارات ومصطلحات مألوفة

Agricultural Areas agricultural land-use monitoring agricultural land-use studies Alabama Aldicarb Areas of Northern Assessment Program agricultural atrazine bedrock buffer areas calcite saturation index CFCs Chert Chlorofluorocarbons cides concentrations in samples correlated deethylatrazine degra denitrification detected at concentrations detection frequencies dieldrin dissolved-oxygen concentrations Eastern Highland Rim estimated Fort Payne glyphosate ground water H-Degr herbicide hydrogeology Kingsbury and Shelton median concentration metolachlor microgram per liter MILLIGRAMS MILLIGRAMS PER LITER Mississippian carbonate aquifer model recharge dates National Water-Quality Assessment networks NGVD nitrate and pesticide Nitrate concentrations norflurazon Northern Alabama number of pesticides parent pesticide percent pesti pesticide degradates pesticides detected Program agricultural land-use Quality in Agricultural regolith samples collected samples from agricultural selected pesticides Shallow Ground-Water Quality soil characteristics soil properties solved solved solved specific capacities study areas Tennessee River total pesticide concentration Tuscumbia Tuscumbia Limestone U.S. Department U.S. Geological Survey water level water quality Water-Quality Assessment Program µg/L

معلومات المراجع

العنوانShallow Ground-water Quality in Agricultural Areas of Northern Alabama and Middle Tennessee, 2000-2001
الناشرDIANE Publishing
رقم ISBN (الرقم الدولي المعياري للكتاب)1428906479, 9781428906471
  
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