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1.- FLUORESCENCE OF SOIL HUMIC ACIDS AND THEIR FRACTIONS OBTAINED BY TANDEM SIZE EXCLUSION CHROMATOGRAPHY-POLYACRYLAMIDE GEL ELECTROPHORESIS
PERGAMON; OXFORD-NEW YORK; III; INTERNATIONAL, 2002
CHARACTERIZATION AND DYNAMICS OF HUMIC SUBSTANCES; PROCEEDINGS OF TWO SYMPOSIA HELD AT THE TENTH INTERNATIONAL MEETING OF THE INTERNATIONAL HUMIC SUBSTANCES SOCIETY (IHHS 10)
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2.- KEY ROLE OF THE LOW MOLECULAR SIZE FRACTION OF SOIL HUMIC ACIDS FOR FLUORESCENCE AND PHOTOINDUCTIVE ACTIVITY
AMERICAN CHEMICAL SOCIETY; WASHINGTON, DC; USA; UNITED STATES, 2004
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3.- RAPID SCREENING OF SOIL PROPERTIES USING THERMOGRAVIMETRY
SOIL SCIENCE SOCIETY OF AMERICA; MADISON, WI; USA; UNITED STATES, 2004
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