AGRICULTURAL NONPOINT SOURCE POLLUTION: Watershed Management and Hydrology - Chapter 7 ppsx

... Division of Natural and Agricultural Resources Publication 3 376 , University of California, Davis, CA., 19 97. 72 . Schwankl, L., Hanson, B., and Prichard, T., Micro-irrigation of trees and vines, University ... 1,041 1,099 953 96 1991 Lettuce 41 .7 43.9 112 261 – – 1992 Lettuce 40.9 41.0 229 335 – – 97 Variety 1 Tomato 114 .7 112 .7 686 970 – – Variety 2 Tomato 101 .7 97. 9 6...

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... M. Source of soil eroded by water from upland slopes, in Present and Prospective Technology for Predicting Sediment Yields and Sources, ARS-S-40. 1 975 . USDA-Agric. Research Service, pp. 177 –189. 8. ... history 73 75 and time via thixotropic hardening and development of interparticle bonds. 76 77 For erosion, surface sealing and crusting may also cause changes in stability i...

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... Qual., 5, 174 , 1 976 . 93. Klausner, S. D., Twerman, P. J., and Coote, D. R., Design parameters for the land appli- cation of dairy manure, Report No. 600/ 2 -7 6-1 87, EPA, Washington, DC, 1 976 . 94. ... A.B., and Wilke, O.C., Effects of irrigation methods on ground- water pollution by nitrates and other solutes. Report No. EPA-600/ 2 -7 6-2 91, EPA, Washington, DC, 1 976 . 143...

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... 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 ... R. 1 975 . Sediment-yield prediction with the universal equation using a runoff energy factor. In: Present and prospective technology for predicting sediment yields and sources. ARS-S-40. Agr...

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... evaluated were no-tillage and 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 1 27 mm of rainfall ... triflu- ralin, dicamba, DCPA, and 2-4 -D. The most frequently detected insecticides were aldicarb and its degradates and carbofuran, whereas the most widely detected fu...

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... 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 Application ... Waste Management and Pollution Abatement, Proc. Int. Symp. Livestock Wastes, ASAE Publication PROC- 271 , ASAE, St. Joseph, MI, 77 , 1 971 . © 2001 by CRC Press...

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... System Layout and Installation 8.5.5 Operations and System Management 8.6 Soil and Crop Management Aspects of Water-Table Management 8 .7 Water Quality Impacts 8 .7. 1 Hydrology 8 .7. 1.1 Conventional ... systems. 8.6 SOIL AND CROP MANAGEMENT ASPECTS OF WATER-TABLE MANAGEMENT The Southeast and Mid-Atlantic Coastal Plain have variable rainfall during the grow- ing season...

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... provides high-resolution and up-to-date data (Lillesand and Kiefer 83 ). Current commercial earth-orbiting satellites that can be used for this purpose include IKONOS, IRS, SPOT-4, and the Landsat ... Sys., 17, 4 37, 1993. 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, 19 97. 95. Yoon, J., Wat...

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... quality impacts of agricultural nonpoint source pollution is the tem- poral variability of the surface water flow, ground-water recharge, and agricultural practices. Loftis and Ward 1 37 emphasized ... to on-farm resources and little or no off-farm nutrient inputs are necessary. Finally, a farm could have excess nutrients, where on-farm nutrient resources greatly exceed the on-...

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