Environmental Engineering Reference
In-Depth Information
15. Spalding, R.F. and Exner, M.E. (1980) Areal, vertical, and temporal differences in groundwa-
ter chemistry, I. Inorganic constituents. J. Environ. Qual. , 9: 466-479.
16. Wagner, G.H., Steele, K.F., MacDonald, H.C., and Coughlin, T.L. (1976) Water quality as
related to linears, rock chemistry and rain water chemistry in a rural carbonate terrain. J.
Environ. Qual. , 5: 444-451.
17. Hill, A.R. (1982) Nitrate distribution in the groundwater of the Alliston region of Ontario,
Canada. Ground Water , 20: 697-702.
18. Edmunds, W.M., Bath, A.H., and Miles, D.L. (1982) Hydrochemical evolution of the
East Midlands Triassic sandstone aquifer, England. Geochimica et Cosmochimica Acta , 46:
2069-2081.
19. Oakes, D.B., Young, C.P., and Foster, S.S.D. (1981) The effects of farming practices on
groundwater quality in the United Kingdom. Sci. Total Environ. , 21: 17-30.
20. Hubbard, R.K., Thomas, D.L., Leonard, R.A., and Butler, J.L. (1987) Surface runoff and
shallow groundwater quality as affected by center pivot applied dairy cattle wastes. Trans.
ASAE , 30: 430-437.
21. Hubbard, R.K., Gascho, G.J., Hook, J.E., and Knisel, W.G. (1986) Nitrate movement into
shallow groundwater through a Coastal Plain sand. Trans. ASAE , 29: 1564-1571.
22. Naney, J.W., Kent, D.C., Smith, S.J., and Webb, B.B. (1987) Variability of groundwater qual-
ity under sloping agricultural watersheds in Oklahoma. In Proc., Monitoring, Modeling, and
Mediating Water Quality. Am. Water Resour. Assoc. Am Soc. Civil Eng., Bethesda, Md. pp.
189-197.
23. Sharpley, A.N., Smith, S.J., and Naney, J.W. (1987) Environmental impact of agricultural
nitrogen and phosphorus use. J. Agric. Food Chem. , 35: 812-817, Sept./Oct.
24. Heathwaite, L., Sharpley, A., and Gburek, W. (2000) A conceptual approach for integrat-
ing phosphorus and nitrogen management at watershed scales. J. Environ. Qual. , 29(1):
158-166.
25. Hunsaker, C.T. and Levine, D.A. (1995) Hierarchical approaches to the study of water quality
in large rivers. Bioscience , 45(3): 193-203.
26. Johnson, L.B., Richards, C., Host, G.E., and Arthur, J.W. (1997) Landscape influences on
water quality and quantity: A landscape approach. Biogeochemistry , 10: 105-141.
27. Spahr, N.E. and Wynn, K.H. (1997) Nitrogen and phosphorus in surface waters of the Upper
Colorado River Basin. J. Am. Water Resour. Assoc. , 33(3): 547-560.
28. Walker, W.E., and Kroeker, B.E. (1982) Nitrates in Groundwater Resulting from Manure
Applications in Irrigated Croplands . EPA 600/2-82-079, U.S. Environ. Protection Agency,
Washington, DC.
29. Romkens, J.M. and Nelson, D.W. (1974) Phosphorus relationships in runoff from fertilized
soils. J. Environ. Qual. , 3: 10-13.
30. Holt, R.G., Timmons, D.R., and Latterill, J.Y. (1970) Accumulation of phosphates in water. J.
Agric. Food Chem. , 18: 782-784.
31. Russell, J.S. (1960) Soil fertility changes in the long term experimental plots at Kybybolite,
South Australia. II. Changes in phosphorus. Aust.J.Agric.Res. , 11: 927-947.
32. Spencer, W.F. (1957) Distribution and availability of phosphates added to a Lakeland fine
sand. Soil Sci. Soc. Am. Proc. , 21: 141-144.
33. Hingston, F.J. (1959) The loss of applied phosphorus and sulphur from soils under pasture in
W.A. J. Aust. Inst. Agric. Sci. , 25: 209-213.
34. Bolton, J. and Coulter, J.K. (1966) Report on Forest Research. London: Forestry Commission
1965.
35. Olsen, S.R., and Watanabe, F.S. (1970) Diffusive supply of phosphorus in relation to soil
textural variations. Soil Sci. , 110: 318-327.
36. USDA Soil Conservation Service. (1992) National Engineering Handbook. Part 651: Agri-
cultural Waste Management Field Manual. Washington D.C.: USDA Soil Conservation
Service. Available at www.info.usda.gov/CED/ftp/CED/neh651-ch11.pdf. Accessed 19
February 2004
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