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Land use; Land cover; Valleys; Blue Earth River (Minn.); Le Sueur River (Minn.)


Examining soil mapping units of the United States Agriculture department's Soil Conservation Service for comparison with land usage In the Blue Earth River valley, this study found that seven of 56 units in the valley accounted for 76.5 percent of the study terrain. Agricultural use or non-use of the land units matched established . designations.

The Le Sueur River flows for about 40 miles within Blue Earth county of south ·central Minnesota. Land cover in the valley, as determined by stereoscopic examination of aerial photographs, shows forest on 65 percent, agriculture on 22 percent, and other cover on 13 percent of the land. This differs significantly from findings of an earlier study of the Blue Earth River in the same county.

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