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Crop rotation and tillage experiments at the San Antonio (Texas) Field Station
- Ratliffe, George T. (George Thomas) and Atkins, Irvin Milburn
- Circular / United States Department of Agriculture ; no. 193 1931
- Cropping systems -- Texas, Grain -- Texas -- Field experiments, climatic factors, field experimentation, crop rotation, plant cultural practices, crop yield, and root rot
- 40 p. : ill., 1 chart ; 23 cm.
- U.S. Dept. of Agriculture
- Organic Roots Collection