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<br /> • more than I
<br /> Emmert-Hayden complex, 12 to 18 percent slopes, Peat and muck, deep (Pa).—These soils are
<br /> eroded (ErD2).—V irgin areas of this complex are uneroded 42 inches thick. They occur in bogs and along streams
<br /> and have scattered boulders and cobblestones on the sur- and are frequently flooded.
<br /> face. In cultivated areas up to two-thirds of the original If adequately drained,these soils are suitable for crop-
<br /> surface layer is gone. Pockets of gravel are exposed on land and vegetable gardens. Wetness, low fertility, and
<br /> the crests of slopes, and gravel mixed with glacial till is the hazard of summer frost are the major limitations.
<br /> exposed in various spots. The topography is hilly. Wind erosion is likely to be a hazard in cultivated areas.
<br /> Slopes generally are short and complex. Controlling excess surface water, improving internal
<br /> These soils are suitable for meadow, pasture, and drainage,controlling wind erosion,and suppling fresh or-
<br /> woodland, but they are too steep and too droughty to be ganic matter are the main management needs. Adequate
<br /> suitable for cropland. Erosion is a hazard. Very low controls are needed to keep drained areas from becoming
<br /> moisture-holding capacity and low natural fertility are too dry. Most of the acreage is undrained and supports
<br /> _ serious limitations. Cultivated fields should be seeded to aquatic grasses and sedges. Part of the undrained acre-
<br /> permanent vegetation. Most of the acreage is oak forest age is native pasture. Only a small acreage is drained
<br /> or permanent pasture. Only a small acreage is cropland. • and cropped. (Capability unit IIIw-3; woodland group
<br /> (Capability unit VIe-2; woodland group 3) 10)
<br /> Emmert-Hayden complex, 18 to 25 percent slopes, Peat and muck, shallow, over sand (Pd).—These soils
<br /> eroded (ErE2).—Virgin areas of this complex are uneroded are 12 to 42 inches thick. They occur-in depressions in
<br /> and have scattered-boulders and cobblestones on the sur- sandy areas, and also along streams that have low banks
<br /> face. In cultivated areas up to two-thirds of the original and overflow frequently.
<br /> surface layer is gone. Gravel is exposed on the crests of If adequately drained, these soils are suitable for crop-
<br /> slopes, and gravel mixed with glacial till is exposed in land or vegetable gardens. Wetness, low fertility, shal-
<br /> various spots. The topography is steep. Slopes gener- lowness over sand, and the hazard of late-summer frost
<br /> ally are short and complex. are the major limitations. Wind erosion is likely to be a
<br /> These soils are suitable for woodland, but they are too hazard in cultivated areas. Controllino. excess surface
<br /> steep and too droughty to be suitable for cropland. Very water, improving internal drainage, supplying fresh or-
<br /> low moisture-holding capacity is the major limitation. ganic matter, and controlling wind erosion are the main
<br /> The erosion hazard is severe. Most of the acreage is oak management needs. Stabilizing and maintaining ditch-
<br /> forest or permanent pasture.' (Capability unit VIIs-1; banks are problems. Most of the acreage is undrained '
<br /> woodland group 3) and supports aquatic grasses and sedges. Part of the
<br /> undrained acreage is native pasture. Only a small acre-
<br /> age is drained and cropped. (Capability unit IVw-3;
<br /> Isanti loamy fine sand (Is).—In many places this soil woodland group 10) I
<br /> has a thin layer of peat or muck on the surface. The
<br /> slope range is 0 to 1 percent. Included in mapping were Zimmerman loamy fine sand, 6 to 12 percent slopes
<br /> areas of very poorly drained coarse sand.
<br /> If adequately drained, this soil can be used for most (ZmC).—Virgin areas of this soil are uneroded. Most of
<br /> crops grown in the county,but it is generally not suitable the cultivated acreage is only slightly eroded, but in
<br /> for drainage and spots on the crests of slopes, more than a third of the
<br /> or alfalfa. Yields are poor or fair. Poor
<br /> low fertility are the maj or limitations. Controlling ex-
<br /> original surface layer has been removed. In these eroded
<br /> cess surface water and improving internal drainage are spots the sand is looser and the material is generally
<br /> the main management needs. Most of the acreage is un- lighter colored. There are a few blowouts, mainly near
<br /> drained and supports aquatic grasses sedges, and wil- or Sand Dunes Slopes generally era Forest. The topography is sloping
<br /> - � sedges, or rolling. Slopes generally are short.
<br /> lows. Only a small part is drained and suitable for This soil is suitable for meadow, pasture, or woodland,
<br /> cropland. (Capability unit IVw-2; woodland group 11) but it is too droughty and too steep to be suitable for
<br /> cropland. Very low moisture-holding capacity and low ,
<br /> Lino loamy fine sand, 0 to 2 percent slopes (m A).— fertility are the major limitations. Wind erosion is a
<br /> Virgin areas of this soil are uneroded, and cultivated hazard. Cultivated fields should be seeded to permanent
<br /> areas are slightly eroded. In the virgin areas,the surface vegetation. Most of the acreage is oak forest or perma-
<br /> layer is thinner and slightly darker colored than that in nent pasture. The rest is cropland. (Capability unit
<br /> the profile described. Included in mapping were small VIs-3;woodland group 1)
<br /> areas -where the surface layer either is covered with a
<br /> thin layer of peat or contains a large amount of organic
<br /> matter, and areas where the surface layer is black coarse
<br /> I
<br /> sand. .
<br /> This soil is suited to most crops commonly grown in the
<br /> county,but alfalfa stands generally are short lived. Ex-
<br /> cessive wetness and low fertility are the major limita-
<br /> I
<br /> tions. The main management needs are adequate drain-
<br /> age, measures that increase fertility, and a cropping sys-
<br /> tem that adds organic matter to the soil and helps to
<br /> control erosion. Drained areas are likely to be droughty -
<br /> during prolonged dry periods and to be susceptible to
<br /> I
<br /> III wind erosion. Much of the acreage is cropland, but a
<br /> significant acreage is covered with trees and brush. (Ca-
<br /> pability unit IItw-2; woodland group 9)
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