Organic compounds and fertilizer action.
Schreiner, Oswald, 1875-
Organic compounds and fertilizer action. By Oswald Schreiner ... and J.J. Skinner ... - Washington, Govt. print. off., 1911. - 31 p. incl. tables, diagrs. II pl. 23 cm.
agr11002160
Fertilizers.
Soils--Analysis.
S591 / .A12 no. 77
Organic compounds and fertilizer action. By Oswald Schreiner ... and J.J. Skinner ... - Washington, Govt. print. off., 1911. - 31 p. incl. tables, diagrs. II pl. 23 cm.
agr11002160
Fertilizers.
Soils--Analysis.
S591 / .A12 no. 77