共 41 条
- [2] PRECIPITATION LOADING OF ACID AND HEAVY-METALS TO A SMALL ACID LAKE NEAR SUDBURY, ONTARIO [J]. JOURNAL OF THE FISHERIES RESEARCH BOARD OF CANADA, 1977, 34 (05): : 649 - 658
- [3] COLEMAN N. T., 1967, "Acidity and Liming". Agronomy, P1
- [5] RETENTION OF LOW LEVELS OF COPPER BY HUMIC ACID [J]. JOURNAL OF SOIL SCIENCE, 1969, 20 (01): : 65 - &
- [6] CO-ORDINATION BEHAVIOUR OF CO NI CU AND ZN IN A CHELATING ION-EXCHANGE RESIN .2. [J]. JOURNAL OF INORGANIC & NUCLEAR CHEMISTRY, 1968, 30 (07): : 1911 - &
- [7] EPHRAIM J, 1985, UNPUB
- [8] EPHRAIM J, 1986, ENV SCI TECHNOL, V20
- [9] EVANS C E, 1970, Soil Science Society of America Proceedings, V34, P893
- [10] FLORENCE TM, 1980, CRC CR REV ANAL CHEM, V9, P219