共 44 条
- [1] Alexander V, 1970, DYNAMICS NITROGEN CY, P37
- [3] BEERS JOHN R., 1964, J CONS CONS PERMA INT EXPLOR MER, V29, P123
- [5] BIGGS DC, 1978, NATURE, V276, P96, DOI 10.1038/276096b0
- [7] BREMNER J. M., 1965, SOIL SCI SOC AMER PROC, V29, P504
- [8] DETERMINATION AND ISOTOPE-RATIO ANALYSIS OF DIFFERENT FORMS OF NITROGEN IN SOILS .3. EXCHANGEABLE AMMONIUM NITRATE AND NITRITE BY EXTRACTION-DISTILLATION METHODS [J]. SOIL SCIENCE SOCIETY OF AMERICA PROCEEDINGS, 1966, 30 (05): : 577 - &
- [10] BREMNER JM, 1965, METHODS SOIL ANAL 2, V9, P1179