共 50 条
- [1] INFRARED SPECTROSCOPIC EXAMINATION OF HUMIC ACIDS .3. ACTA PHYSICA ET CHEMICA, 1981, 27 (1-4): : 135 - 140
- [2] INFRARED SPECTROSCOPIC EXAMINATION OF HUMIC ACIDS .1. ACTA PHYSICA ET CHEMICA, 1979, 25 (3-4): : 187 - 193
- [5] HUMIC-ACID INVESTIGATIONS .2. STUDIES IN THE FRACTIONATION OF HUMIC ACIDS JOURNAL OF SOIL SCIENCE, 1959, 10 (02): : 271 - 283
- [6] FLUORESCENCE SPECTROSCOPIC STUDIES ON HUMIC ACIDS ZEITSCHRIFT FUR PFLANZENERNAHRUNG UND BODENKUNDE, 1977, 140 (05): : 563 - 570
- [9] CHEMICAL AND INFRARED SPECTROSCOPIC STUDY OF HUMIC AND FULVIC-ACIDS FROM COMPOSTED POPLAR BARK BIOLOGICAL WASTES, 1987, 19 (03): : 205 - 214