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➢ ESD: Salt Meadow— R067BY031 CO: <br /> United States Department of Agriculture <br /> Natural Resources Conservation Service <br /> Ecological Site Description <br /> Section I: Ecological Site Characteristics <br /> Ecological Site Identification and Concept <br /> Site stage: u-i—:._.; <br /> an ESD at the provisional status represents the lowest tier of documentation that is releasable to the public It contains a grouping of son <br /> grits that respond similarly to ecological processes The ESD contains t)enough information to distinguish it from sirnitar and associated ecological <br /> sites and 2)a draft state and transition model capturing the ecological processes and vegetative states and community phases as they are currently <br /> conceptualized.The provisional ESD has undergone both quality control and quality assurance protocols it is expected that the provisional ESD will <br /> continue refinement towards an approved status <br /> Site name:Sandy Bottomland <br /> l Artemisia filifolia l Andropogon halk.,-Calamovilfa fonglfolla <br /> (t sand sagebrush 1 sand bluestem pmwe"ridreed) <br /> Site type.Rangeland <br /> Site ID R0676YO31CO <br /> Major land resource area(MLRA):W713-Cenual High Plains,Southern Pan <br /> I <br /> ` I <br /> MLRA 67e,Eastem Colorado <br /> ML-RA 67B-Central High Plains,Southern Part is located in eastern Colorado.It is comprised of rolling plains and river valleys Some <br /> canyonlands occur in the southeast portion.The major rivers are the South Platte and Arkansas which flow from the Rocky Mountains to <br /> Nebraska and Kansas.Other rivers in the MLRA include the Cache la Poodle and Republican The rivers have many tributaries.This <br /> ecological site is traversed by 1-25,1-70 and 1-76,and U.S.Highways 50 and 287,Major land uses include 54%rangeland,35%cropland. <br /> and 2%pasture and hayland Urban and developed open space,and miscellaneous land occupy approximately 9%of the remainder Cities <br /> in this area include Fort Collins,Greeley.Sterling,and Denver Other cities include I imon,Cheyenne Wells,and Springfield Land <br /> ownership is mostly private.Federal lands include Pawnee and Comanche National Grasslands(U.S Forest Service).Sand Creek <br /> Massacre National Historic Site(National Park Service) and Rocky Mountain Arsenal National Wildlife Rofuge(U S Fish&Wildlife <br /> Service) Slate Parks include Cherry Creek and Chatfield Reservoirs,and Barr and Jackson Lakes <br /> This region is periodically affected by severe drought,including the historic"Dust Bowl"of the 1930s Dust storms may form during drought <br /> years,in windy periods.Elevations range from <br /> 3,400 to 6.000 feet.The Average annual precipitation ranges frorn 14-17 inches per year,and ranges from 13 inches to over 18 inches. <br /> depending on location Precipitation occurs mostly during the growing season,otter during rapidly developing thunderstorms Mean annual <br /> air temperature(MART)is 48-52°F.Summer temperatures may exceed 100'r Writer temperatures may be sub-zero,and snowfall varies <br /> 8 <br />