North Central Regional Potassium Studies

Field studies with alfalfa. I

by Belle Lowe, Craig Eugene Beer, David Frame Cox, Earl Orel Heady, Lee G. Burchinal, Melvin G. Blase, Wilbur R. Maki, Donald R. Kaldor, George Irwin, John Francis Timmons, Joseph Kastelic, Norman Victor Strand, William Duncan Shrader, Russell Willis Bryant, Herbert T. David, James Richard Gibbons, Raymond R. Beneke · 1961