Potato fertilizer-rotation studies on aroostock farm 1927-1941
Chucka, Joseph A., Hawkins, Arthur, Brown, B.E.
Potato fertilizer-rotation studies on aroostock farm 1927-1941 - Orono 1943 - 107-189 p. - Maine Agricultural Experiment .
Potato fertilizer-rotation studies on aroostock farm 1927-1941 - Orono 1943 - 107-189 p. - Maine Agricultural Experiment .