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| Description: Contour Farming Plowing fields parallel to slopes decreases erosion. This Wisconsin farm has plowed and planted alfalfa hay (green) and corn (yellow) in contoured strips. Picture Stats: Views: 480 Filesize: 263.88kB Height: 946 Width: 1402 Source: https://biology-forums.com/index.php?action=gallery;sa=view;id=21577 |