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• 1 <br />2 <br />3 <br />4 <br />5 <br />6 <br />7 <br />8 <br />9 <br />10 <br />• <br />!• <br />{ <br />Y <br />11 <br />12 <br />13 <br />14 <br />15 <br />16 <br />17 <br />L8 <br />ZO <br />22 <br />~7 <br />FOOTNOTES <br />1/ Contribution from USDA, Agricultural Research Service. <br />2/ Soil Scientist, Fort Collins, CO 80522. <br />3/ Richards, L. A. (Editor). 1954. Diagnosis and Improvement of <br />Saline and Alkali Soils. U. S. D. A. Handbook No. 60. <br />4/ McWhorter, David B., et al. 1975. Water Quality Control in <br />Mine Spoils Upper Colorado River Basin. Environmental Protection <br />Technology Series. EPS-670/2-75-048. <br />5/ Rove, Jerry W., and David B. McWhorter. 1978. Salt Loading in <br />a Disturbed Watershed- Field Study. Jour. of Env iron. Eng. Div., <br />ASCE 104(EE2):323-338. <br />13 <br />