共 17 条
- [1] Allison L. E., 1965, AGRON MONOGR, P1379, DOI DOI 10.2134/AGRONMONOGR9.2.C40
- [2] Bremner J.M., 1982, NITROGEN TOTAL, P595, DOI DOI 10.2134/AGRONMONOGR9.2.2ED
- [3] 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 - &
- [4] Broadbent F., 1966, AGRICULTURAL ANHYDRO, P169
- [6] HAUCK RD, 1982, AGRONOMY, V9, P735
- [9] MCDOWELL L. L., 1958, SOIL SCI SOC AMER PROC, V22, P38