AGRICULTURAL NONPOINT SOURCE POLLUTION: Watershed Management and Hydrology - Chapter 6 potx
AGRICULTURAL NONPOINT SOURCE POLLUTION: Watershed Management and Hydrology - Chapter 6 potx
... Barnyard and Feedlot Runoff 6. 5 Manure Storage and Treatment 6. 6 Land Application of Manures 6. 6.1 Application Methods 6. 6.2 Surface Water Quality 6. 6.3 Subsurface Drainage Water Quality 6. 6.4 Groundwater ... LivestockManure Management W. F. RitterCONTENTS 6. 1 Introduction 6. 2 Manure Characteristics 6. 3 Water Quality Impacts 6. 3.1 Sources 6. 3.2 Organic Matter 6. 3.3 Nutrients 6. 3.4 Microorganisms 6. 3.5 Salts 6. 4 ... Quality 6. 7 Practices to Reduce Nonpoint Source Pollution 6. 7.1 Barnyard and Feedlot Runoff 6. 7.2 Manure Storage and Treatment Systems 6. 7.3 Land Application 6. 7.3.1 Application Timing 6. 7.3.2...
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AGRICULTURAL NONPOINT SOURCE POLLUTION: Watershed Management and Hydrology - Chapter 8 potx
... tillage, respec-tively, were 29.4 and 35 .6 mg/L at 1.2 m, 19 .6, and 26. 5 mg/L at 1.8, 18.5, and 13.9mg/L at 3.0 m, and 2.4 and 4.5 mg/L at 4 .6 m. The difference between tillage sys-tems was only ... surface and subsurface-drained plots and 10.2 kg/ha from only the surface-drained plots. Theaverage annual N loss was 8.2 kg/ha from only the surface-drained plots and 6. 8kg/ha from the surface- and ... systems.8 .6 SOIL AND CROP MANAGEMENT ASPECTS OFWATER-TABLE MANAGEMENT The Southeast and Mid-Atlantic Coastal Plain have variable rainfall during the grow-ing season. This, combined with sandy soils...
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AGRICULTURAL NONPOINT SOURCE POLLUTION: Watershed Management and Hydrology - Chapter 10 potx
... Worth, TX,NRCS, Grazing Lands Technology Institute, 19 96. 115. USEPA, Monitoring guidance for determining the effectiveness of nonpoint source con-trols, EPA 841-B-9 6- 0 04, Washington D.C., U.S. ... pests and management costs, Agricultural Ecosystems and the Environment, 59, 1, 19 96. 54. Ewing, R. P., M. G. Wagger, and H. P. Denton, Tillage and cover crop management effects on soil water and ... water-shed. Therefore, this approach may not be suitable for small watersheds.Sequential (before-after) design involves monitoring of the same watershed dur-ing both pre-BMP and post-BMP phases...
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AGRICULTURAL NONPOINT SOURCE POLLUTION: Watershed Management and Hydrology - Chapter 2 pot
... G. R., and Romkens, M. J. M. Source of soil eroded by water fromupland slopes, in Present and Prospective Technology for Predicting Sediment Yields and Sources, ARS-S-40.1975. USDA-Agric. ... Eng.8(1) :63 65 . 1 965 .25. Al-Durrah, M. M. and Bradford, J. M. Parameters for describing soil detachment due tosingle waterdrop impact. Soil Sci. Soc. Am. J. 46( 4):8 36 840. 1982. 26. Chow, V. T. and ... Chemicals, Runoff, and Erosionfrom Agricultural Management Systems. USDA, Conservation Research Report No. 26. USDA-ARS, Washington, DC. 64 3 pp. 1980.53. Zingg, R. W. Degree and length of land slope...
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AGRICULTURAL NONPOINT SOURCE POLLUTION: Watershed Management and Hydrology - Chapter 3 ppt
... A.B., and Wilke, O.C., Effects of irrigation methods on ground-water pollution by nitrates and other solutes. Report No. EPA -6 0 0/ 2-7 6- 2 91, EPA,Washington, DC, 19 76. 143. McNeal, B. L. and Carlile, ... and Carlile, B. L., Nitrogen and irrigation management to reduce return-flow pollution in the Columbia Basin. Report No. EPA -6 0 0/1 2-7 6- 1 58, EPA,Washington, DC, 19 76. 144. Ritter, W. F., Nitrate ... loose, com-pacted, and concrete floor types had average total kjeldahl nitrogen (TKN) concen-trations of 1 063 , 1077, and 213 mg N/kg, NH4-N concentrations of 404, 460 , and 24mg N/kg and NO3concentrations...
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AGRICULTURAL NONPOINT SOURCE POLLUTION: Watershed Management and Hydrology - Chapter 4 pdf
... to “edge-of-field,” and there must be an agent capable of continuing the trans-port of P from edge-of-field to the aquatic system. Except where P leaching is sig-nificant, the edge-of-field ... environment are important factors in under-standing the potential for, and impacts of, P transport through watersheds in agricul-tural and native landscapes. The fate and transport of P depend to a great ... A., T. C. Daniel, J. T. Sims, and D. H. Pote. 19 96. Determining environmen-tally sound soil phosphorus levels. Journal of Soil and Water Conservation51(2): 160 – 166 .2. Daniel, T. C., A. N. Sharpley,...
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AGRICULTURAL NONPOINT SOURCE POLLUTION: Watershed Management and Hydrology - Chapter 5 pot
... pre-emergent, disk and pre-emergent, plow and pre-emergent, disk and preplant incorpo-rated, and plow and preplant incorporated. In total, 63 .5 and 127 mm of rainfall wereapplied 24– 36 hours after ... triflu-ralin, dicamba, DCPA, and 2-4 -D. The most frequently detected insecticides werealdicarb and its degradates and carbofuran, whereas the most widely detected fumi-gants were 1,2-dibromo-3-chloropropance ... surface-contoured watershed. Wu et al. 61 measured atrazine and alachlor from eight watersheds ranging in sizefrom 16 to 253 ha in the Rhode River watershed in Maryland. Atrazine loadings rep-resented...
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AGRICULTURAL NONPOINT SOURCE POLLUTION: Watershed Management and Hydrology - Chapter 7 ppsx
... Cotton 1 .64 5 1.454 455 64 3 1,087 1, 060 951990 (good) Cotton 1.913 1.951 61 2 1, 062 1,472 1 ,68 91991 (good) Cotton 1.811 1.805 66 8 978 1,274 1,5171990 (poor) Cotton 1.838 1 .62 2 581 1, 166 1,358 ... Economics, 68 :798, 19 86. 88. Dinar, A. and Zilberman, D., The economics of resource conservation, pollution-reduc-tion technology selection—the case of irrigation water, Resources and Energy, ... distribution uniformities under low-wind conditions range between 70 and 80% for periodic-move systems (hand-move, wheel-line) and © 2001 by CRC Press LLC 64 . Schwankl, L., Improving irrigation...
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AGRICULTURAL NONPOINT SOURCE POLLUTION: Watershed Management and Hydrology - Chapter 9 pot
... Modeling and Decision SupportSystem Based on a Model-GIS-RDBMS Linkage. Presented at the AWRA Symposiumon GIS and Water Resources, Sept. 22– 26, 19 96, Ft. Lauderdale, FL, 19 96 96. Rewerts, C. C. and ... Point and Nonpoint Sources, BASINS Verson 2.0User’s Manual. EPA-823-B-9 8-0 06, Washington, D.C., 199858. Aller, L., T. Bennett, J. H. Lehr, and R. Petty, DRASTIC: A system to evaluate the pol-lution ... provides high-resolution and up-to-date data(Lillesand and Kiefer83). Current commercial earth-orbiting satellites that can beused for this purpose include IKONOS, IRS, SPOT-4, and the Landsat...
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