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Last modified
1/26/2010 2:21:00 PM
Creation date
10/12/2006 1:24:33 AM
Metadata
Fields
Template:
Water Supply Protection
File Number
8210.470
Description
Pacific Southwest Interagency Committee
State
CO
Basin
Colorado Mainstem
Water Division
5
Date
10/1/1968
Author
Unknown
Title
Report of the Water Management Technical Subcommittee - Factors Affecting Sediment Yield and Measures for the Reduction of Erosion and Sediment Yield - October 1968
Water Supply Pro - Doc Type
Report/Study
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<br /> <br />- 2 - <br /> <br />Contour Furrowing and Trenching - llaking furrows and/or trenches on the <br />contour at intervals varying with the precipitation, slope, soil, and <br />cover. <br /> <br />Contour Terracing - Development of water storage capacity along the contour <br />by excavation and placement of soil as an embankment along the downstream <br />side. Intervals vary with the precipitation, slope and soil. <br /> <br />Critical Area Planting - Stabilizing severely eroded areas by establishing <br />vegetative cover. <br /> <br />Fire Prevention aDd Suppression - Employment of a variety of measures for <br />the control and prevention of fires on range and forest land, including <br />personnel, roads, trails, fire breaks, water facilities, aircraft and other <br />equipment. <br /> <br />Livestock Exclusion - Excluding livestock from any area where grazing is <br />harmful or otherwise undesirable. <br /> <br />Pitting - Making shallow pits or basins of suitable capacity and distribution <br />to retain water and increase infiltration. <br /> <br />Proper Grazing Use - Grazing at an intensity which will maintain adequate <br />cover for soil and maintain or improve the quantity and the quality of <br />desirable vegetation. <br /> <br />Range Seeding - Establishing adapted plants by seeding. <br /> <br />Rotation - Deferred Grazing - Grazing under a system where one or more graz- <br />ing units are rested at planned intervals throughout the growing season of <br />key plants, and generally no unit is grazed at the same time in successive <br />years. <br /> <br />Tree and Shrub Planting - Planting tree or shrub seedlings or cuttings to <br />establish desirable cover. <br /> <br />Trespass Control - To prevent unauthorized uses detrimental to the land. <br /> <br />Measures for Cultivated Land <br /> <br />Chiseling and Subsoiling - Loosening the soil, without inversion and with a <br />minimum of mixing of the surface soil, to shatter restrictive layers below <br />the normal plow depth that inhibit water movement or root development. <br /> <br />Contour Farming - Conducting farming operations on sloping cultivated land <br />in such a way that plowing, land preparation, planting and cultivating are <br />done on the contour. <br />
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