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A simple way to increase crop yields: methods followed by farmers of the coastal plain section of the central Atlantic states in building up soil ferfility
Miller, H. A. (Harry Alanson) , 1874-
Cropping systems Middle Atlantic States , cropping systems , soil management , soil fertility , fertilizers , animal manures , cover crops , green manures , legumes , crop residues , crop residue management , plant cultural practices , case studies , crop rotation
- 24 p. : ill., 1 map ; 23 cm.
- U.S. Dept. of Agriculture