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<br /> <br /> <br />o <br />":, <br /> <br />(-~ .":' <br /> <br />~ <br />N <br />~ <br /> <br />GREAT BASIN REGION <br /> <br />CONTENTS <br /> <br />Appendix VIII <br /> <br />Watershed Management <br /> <br />~ <br /> <br />PAGE <br /> <br />SUMMARY AND CONCLUSIONS <br /> <br />i <br /> <br />I <br /> <br />INTRODUCTION <br /> <br />1 <br /> <br />II <br /> <br />NATURE, USE AND MANAGEMENT OF WATERSHED LANDS <br /> <br />5 <br /> <br />Evolution of Watershed Management <br />Soils. " <br />Cl ima te . . . . . . . . . . . . . <br />Vegetal Cover , . . . . . . , , , <br />Land Ownership and Administration <br />Trends and Progress . . . . . . . <br /> <br />5 <br />7 <br />10 <br />10 <br />14 <br />16 <br /> <br />III <br /> <br />WATERSHED CONDITIONS AND PROBLEMS <br /> <br />23 <br /> <br />Eros ion . <br />Flood and <br />Fire <br /> <br />. . 0 " " <br /> <br />26 <br />31 <br />41 <br /> <br />Sediment <br /> <br />IV <br /> <br />MEANS FOR MEETING NEEDS <br /> <br />46 <br /> <br />Measures to Reduce Watershed Damage <br />Watershed Needs for Urban Lands , . <br />Watershed Needs, Program Quant'ities and Costs <br />Costs of Land Treatment Measures and Structures <br />Needed to Meet OBE-ERS Projections .. . , <br />Program Opportunities for Watershed Treatment <br />U.S. Department of Agriculture <br />U.S. Department of Interior <br />Department of the Army . . . . <br />Department of the Navy . . . . <br />State and Federal-State Cooperative Programs <br />Opportunities for Water Yield Improvement , . . <br />Projected Output From OBE-ERS and Going Program , <br /> <br />. . . <br /> <br />46 <br />66 <br />66 <br /> <br />72 <br />74 <br />74 <br />77 <br />81 <br />81 <br />81 <br />83 <br />87 <br /> <br />V <br /> <br />ADDITIONAL STUDIES REQUIRED <br /> <br />92 <br /> <br />ifi <br /> <br />