00881nam0-2200325---450 99000960195040332120190430092807.0978-0-471-59474-1000960195FED01000960195(Aleph)000960195FED0100096019520120705d1994----km-y0itay50------baengUS--------001yyHumus chemistrygenesis, composition, reactionsF. J. Stevenson2nd ed.New York [etc.]John Wiley and sons1994496 p.24 cmHumus631.421itaStevenson,F. J.517159ITUNINARICAUNIMARCBK99000960195040332160 631.4 STEF 199413883FAGBCFAGBCHumus chemistry849863UNINA