The Encyclopedia Americana (1920)/Schreiner, Oswald

SCHREINER, Oswald, American agricultural chemist: b. Nassau, Germany, 29 May 1875. He was graduated at the Baltimore Polytechnic Institute in 1892, the Maryland College of Pharmacy in 1894, and later studied at Johns Hopkins University and at the University of Wisconsin. He was United States Pharmacopœia Research Fellow in 1895-96, and in 1903 was appointed chemist of the United States Bureau of Soils. From 1906 he was chief of the Division of Soil Fertility Investigation; and in 1914 he was appointed consulting professor of chemistry at the American University. He has prepared many of the bulletins of his department and is also author of ‘The Sesquiterpenes’ (1904); ‘Chemistry of Soil Organic Matter’ (1910); ‘The Nitrogenous Soil Constituents’ (1913), etc.