HomeMy WebLinkAbout20013173.tiff SOIL SURVEY OF WELD COUNTY, COLORADO, SOUTHERN PART
. United States Department of Agriculture, Soil Conservation Service.
r in cooperation with the Colorado Agricultural Ex•erimeril Station
14—Colby loam, 0 to 1 percent slopes. This is a deep, shrubs commonly grown in the area are generally well
well drained soil on uplands at elevations of 4,850 to 5,050 suited to this soil. Cultivation to control competing
feet. It formed in calcareous eolian deposits. vegetation should be continued for as many years as
Typically the surface layer is pale brown loam about 12 possible following planting. Trees that are best suited and
inches thick. The underlying material to a depth of GO have good survival are Rocky Mountain juniper, eastern `
inches is very pale brown silt loam. redcedar, ponderosa pine, Siberian elm, Russian-olive, and
Permeability is moderate. Available water capacity is hackberry. The shrubs best suited are skunkbush sumac,
high. The effective rooting depth is 50 inches or more. lilac, Siberian peashrub, and American plum.
Surface runoff is slow, and the erosion hazard is low. Openland wildlife, such as pheasant, mourning dove, .l
This soil is used almost entirely for irrigated crops. It and cottontail, are best suited to this soil. Wildlife habitat
is suited to all crops commonly grown in the area includ- development, including tree and shrub plantings and
ing corn, sugar beets, beans, alfalfa, small grain, grass plantings to serve as nesting areas, should be sue-
poLatotes, and onions. An example of a suitable cropping ceasful without irrigation during most years. Under ir-
system is 3 to 4 years of alfalfa followed by corn, corn for rigation, good wildlife habitat can be established, benefit-
silage, sugar beets, small grain, or beans. Few conserva- ing many kinds of openland wildlife.
Lion practices are needed to maintain top yields. This soil has good potential for urban and recreational
All methods of irrigation are suitable, but furrow ir- developments. Road design can be modified to compen-
rigation is the most common. Barnyard manure and corn- sate for the limited capacity of this soil to support a load.
mercial fertilizer are needed for top yields. Capability class I irrigated.
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BY McRAE 8 SHORT EXHIBIT
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t 2001-3173
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