TY - BOOK AU - Frimmel,F.H. AU - Christman,R.F. AU - Bracewell,J.M. ED - Dahlem Workshop on Humic Substances and Their Role in the Environment ED - Berlin (Germany : West). ED - Stifterverband für die Deutsche Wissenschaft. TI - Humic substances and their role in the environment: report of the Dahlem Workshop on Humic Substances and Their Role in the Environment, Berlin 1987, March 29-April 3 SN - 0471918172 : AV - QD341.A2 D19 1987 U1 - 574.5222 19 PY - 1988/// CY - Chichester [West Sussex], New York PB - Wiley KW - Humic acid KW - Congresses KW - Humus KW - Soils KW - Humic acid content KW - Water chemistry N1 - "Sponsored by Senat der Stadt Berlin [and] Stifterverband für die Deutsche Wissenschaft"--P. [ii]; "A Wiley-Interscience publication."; Includes bibliographies and indexes ER -