AGRICULTURAL NONPOINT SOURCE POLLUTION: Watershed Management and Hydrology - Chapter 9 pot

... 437, 199 3. 94 . Liao, H. H. and U. S. Tim, An Interactive Environment for Non-Point Source Pollution Control. J. Am. Water Res. Assoc., 33(3), 591 , 199 7. 95 . Yoon, J., Watershed- Scale Nonpoint Source ... Point and Nonpoint Sources, BASINS Verson 2.0 User’s Manual. EPA-823-B -9 8-0 06, Washington, D.C., 199 8 58. Aller, L., T. Bennett, J. H. Lehr, and R. Petty, DRASTIC...

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... Springer-Verlag, New York. 198 5. 13. Young, R. A. and Wiersma, J. L. The role of rainfall impact in soil detachment and trans- port. Water Resources Res. 9( 6):16 29 16 39. 197 3. 14. Foster, G. R. 198 2. ... G. R., and Romkens, M. J. M. Source of soil eroded by water from upland slopes, in Present and Prospective Technology for Predicting Sediment Yields and Sources, ARS-S-40...

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... OR , 198 9. 12. U.S. Environmental Protection Agency, Pesticides in groundwater database 1. A compila- tion of monitoring studies, 197 1– 199 1, Report EPA73 4-1 2 -9 2-0 01, EPA, Washington, DC, 199 2. 13. ... 199 1 and postplanting sampling in July and August in 199 1 and 199 2. In total, 55% of compounds and eight degradation products were analyzed in 199 2. Sixty-two percent...

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... 199 9. 6. American Society of Agricultural Engineers, Manure production and characteristics, in ASAE Standards 199 3, 40th ed., ASAE, St. Joseph, MI, 530, 199 3. 7. Soil Conservation Service, Agricultural ... 26, 1 89, 198 9. 11. U.S. Department of Agriculture, Agricultural statistics, 199 8, U.S. Gov. Printing Office, Washington, DC, 199 8. 12. Ritter, W. F., and Chirnside, A. E. M...

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... Losses Treatment 197 3 197 4 197 5 197 3 197 4 197 5 (kg N/ha) (cm) (kg N/ha) 20 3.5 9. 6 10.3 5 (0.6) a 17 (1.0) 19 (2.6) 112 3.5 9. 1 12.0 6 (0.1) 22 (1.6) 25 (4.0) 224 2.8 8.4 13.3 4 (0.8) 20 (2 .9) 59 (8 .9) 448 ... plots and from 198 8 to 199 2, soybeans were grown. Corn received 1 09 and 38 kg/ha of N and P fertilizer and the soybeans received 40 kg/ha of P and no N. Eva...

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... pests and management costs, Agricultural Ecosystems and the Environment, 59, 1, 199 6. 54. Ewing, R. P., M. G. Wagger, and H. P. Denton, Tillage and cover crop management effects on soil water and ... control- ling agricultural nonpoint source pollution, Washington D.C., USEPA, 199 2. 8. Bull, L. and C. Sandretto, Crop residue management and tillage system trends,...

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... the 196 0s and 197 0s. In 198 0, U.S. far- mers used 11,300,000 mg of N fertilizer, whereas 6,800,000 mg were used in 197 0 and only 2,400,000 mg in 196 0. 38 In 199 7, 13 ,90 0,000 mg were used. 39, 40 During ... 530, R -9 9- 0 09, EPA Municipal and Industrial Solid Waste Division, Washington, DC, 199 9, Chap. 1. 66. Moore, P. A., Best management practices for poultry manure utili...

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... Bachand, P. A. M., P. Vaithiyanathan, and C. J. Richardson. 199 9. Using alum and ferric chloride dosing to enhance phosphorus removal capabilities of treatment wetlands. Presented at the 199 9 ASAE/CSAE-SCGR ... Vance. 199 4. Soils and environmental quality. Lewis Publishers, Boca Raton, Florida, USA. 7. Reddy, K. R., R. Khaleel, M. R. Overcash, and P. W. Westerman. 197 9. A nonpoin...

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... 1,161 92 , 93 Cotton 1.815 1.765 533 450 1,341 1,662 94 198 9 Cotton 1.714 1.214 584 7 49 1,1 49 610 199 0 Cotton 1.4 49 1.431 610 500 6 89 1,0 79 199 2 Cotton 1.758 1.533 599 500 1,218 1,252 199 3 Cotton ... 1.488 653 1,041 1, 099 95 3 96 199 1 Lettuce 41.7 43 .9 112 261 – – 199 2 Lettuce 40 .9 41.0 2 29 335 – – 97 Variety 1 Tomato 114.7 112.7 686 97 0 – – Variety 2 To...

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