共 8 条
- [3] FURTHER INVESTIGATIONS ON CHEMISTRY OF FULVIC ACID, A SOIL HUMIC FRACTION [J]. CANADIAN JOURNAL OF CHEMISTRY, 1971, 49 (13): : 2302 - &
- [4] CHEMISTRY OF FULVIC ACID, A SOIL HUMIC FRACTION, AND ITS RELATION TO LIGNIN [J]. CANADIAN JOURNAL OF CHEMISTRY, 1971, 49 (07): : 1053 - &
- [6] LOW-TEMPERATURE OXIDATION OF HUMIC SUBSTANCES [J]. CANADIAN JOURNAL OF CHEMISTRY, 1974, 52 (07) : 1072 - 1080
- [7] ALKALI VERSUS ACID EXTRACTION OF SOIL ORGANIC MATTER [J]. SOIL SCIENCE, 1968, 105 (06) : 392 - +
- [8] SCHNITZER M, 1972, HUMIC SUBSTANCES ENV, P4