共 15 条
[3]
Bremner J. M., 1980, BIOGEOCHEMISTRY ANCI, P279, DOI [10.1007/978-3-662-26582-6_29, DOI 10.1007/978-3-662-26582-6_29]
[6]
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-&
[7]
BREMNER JM, 1980, PROGR REPORT DIVISIO
[8]
CRUTZEN P J, 1977, Ambio, V6, P112
[9]
GORING CLEVE A. I., 1962, SOIL SCI, V93, P211, DOI 10.1097/00010694-196203000-00010
[10]
GORING CLEVE A. I., 1962, SOIL SCI, V93, P431, DOI 10.1097/00010694-196206000-00010