01054    a2200277   4500001001100000005001700011008003900028020001800067037003600085040000700121041000800128072001600136072001400152072002100166072002100187072002500208100001500233245007200248250000600320260002400326300001000350520035400360700002300714700002400737999001500761020349638820250317100416.0250312042003xx                   eng    a9780203496381  bTaylor & FranciscGBP 48.99fBB  a01  aeng7 aRBGB2thema7 aRBGB2bic7 aTEC0030002bisac7 aTEC0100002bisac7 a333.7613709732bisac1 aRattan Lal10aSoil Degradation in the United StatesbExtent, Severity, and Trends  a1  bCRC Pressc20030925  a224 p  bSoil Degradation in the United States: Extent, Severity, and Trends examines the magnitude and severity of soil degradation by different processes in the U.S., including water erosion, wind erosion, C depletion, soil compaction, salt build-up, and soil contamination. In addition, it addresses policy issues with regard to economic and environmental1 aThomas Iivari4A011 aJohn M. Kimble4A01  c2950d2950