Diagnostic techniques for soils and crops : their value and use in estimating the fertility status of soils and nutritional requirements of crops /

by Kitchen, Herminie B. edt 7451, Bear, Firman E. 1097, Bray, Roger H. 1791, Burkhart, Leland F. 2022, Hester, Jackson B. 6673, Krantz, Bert A. 7551, Mcmurtrey, James E. 9072, Miles, Ivan E. 9308, Nelson, Werner L. 9941, Peech, Michael 10658, Reed, J. Fielding 11592, Ulrich, Albert 14169, Vandecaveye, Silvere C. 14318
Published 1948