Public domain
Cut-over farm in Iron County, Michigan. The dried grass has been burned, as is customary among farmers in the spring. This is a doubtful practice because of damage to the humus of the soil
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Credit lineCut-over farm in Iron County, Michigan. The dried grass has been burned, as is customary among farmers in the spring. This is a doubtful practice because of damage to the humus of the soil. 1937-01-01. Lee, Russell. Farm Security Administration/Office of War Information Collection, Library of Congress. Public domain.