The US Department of Agriculture's Natural Resources Conservation Services (NRCS) gives this report from a paper given at the Animal Residuals Management Conference 2000. Percolation, runoff, soil erosion, and manure loadings were used to estimate watershed vulnerability to contamination from manure. The study concluded that the Cape Fear and Lower Arkansas River Basins were the most vulnerable....
This Web site contains a June 2003 report from the Economic Research Service of U.S. Department of Agriculture. The report offers a detailed analysis of livestock and poultry manure management for water quality in the U.S. The studies included in the report occur on multiple scales: 1) a farm-level analysis of "on-farm technical choice and producer costs" across the U.S., 2) a regional analysis of...
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