| Registros del 1 al 3 de 3 encontrados |
1.- CHARACTERIZATION OF HUMIC ACIDS FROM A BRAZILIAN OXISOL UNDER DIFFERENT TILLAGE SYSTEMS BY EPR, (SUPER 13) C NMR, FTIR AND FLUORESCENCE SPECTROSCOPY
ELSEVIER; AMSTERDAM; NLD; NETHERLANDS, 2004
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2.- HUMIFICATION DEGREE OF SOIL HUMIC ACIDS DETERMINED BY FLUORESCENCE SPECTROSCOPY
LIPPINCOTT, WILLIAMS & WILKINS COMPANY; BALTIMORE, MD; USA; UNITED STATES, 2002
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3.- TILLAGE AND CROPPING SYSTEM EFFECTS ON SOIL HUMIC ACID CHARACTERISTICS AS DETERMINED BY ELECTRON SPIN RESONANCE AND FLUORESCENCE SPECTROSCOPIES
ELSEVIER; AMSTERDAM; NLD; NETHERLANDS, 2002
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