File:Plowing before farmers knew of the benefits of no-till and the biological ecosystem below the surface. (8043608769).jpg
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Categories:
- Natural Resources Conservation Service
- Black and white photographs of South Dakota
- Contour farming
- Fields in South Dakota
- Horses of South Dakota
- Interior, South Dakota
- Men at work in South Dakota
- Men wearing hats in South Dakota
- Sitting men in South Dakota
- Sitting men seen from behind in the United States
- South Dakota in the 20th century