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Conserving corn belt soil
- Rule, Glenn K. (Glenn Kenton)
- Farmers' bulletin / United States Department of Agriculture ; no. 1795 1937
- Soil conservation -- Middle West, corn, soil erosion, nutrient offtake, soil organic matter, rain, water erosion, erosion control, conservation practices, contour farming, strip cropping, vegetated waterways, cover crops, terracing, gully erosion, permanent grasslands, pastures, woodlands, and case studies
- 59 p. : ill, maps ; 23 cm.
- U.S. Dept. of Agriculture
- Organic Roots Collection