共 50 条
- [24] INTERACTION OF HUMIC AND FULVIC ACIDS WITH IRON IN PEAT SOILS SOVIET SOIL SCIENCE-USSR, 1967, (09): : 1261 - &
- [25] PHOSPHORUS IN HUMIC AND FULVIC ACIDS OF SOME UKRAINIAN SOILS SOVIET SOIL SCIENCE, 1973, 5 (03): : 347 - 350
- [27] ISOELECTROPHORETIC CHARACTERIZATION OF HUMIC AND FULVIC ACIDS EXTRACTED FROM AN ALPINE PODZOL AGROCHIMICA, 1976, 20 (01): : 20 - 28
- [29] COMPARISON OF HUMIC AND FULVIC ACIDS FROM DIFFERENT SOILS BY PYROLYSIS MASS-SPECTROMETRY AGROCHIMICA, 1978, 22 (3-4): : 353 - 359