00762cam a22002291 4500 agr09000706 DLC 20260227110928.0 940204s1909 dcu 000 0 eng c agr09000706 (OCoLC)29750874 Library, U.S. Dept. of Agriculture CU CU DLC S591 .A12 no. 56 S593 .S4 Schreiner, Oswald, 1875- The rôle of oxidation in soil fertility. By Oswald Schreiner and Howard S. Reed. Washington, Govt. print. off., 1909. 52 p. 23 cm. United States. Bureau of Soils. Bulletin no. 56 Soil oxidation. Reed, Howard S. (Howard Sprague), 1876-1950, jt. author. 7627 7627