COMPARISON AND EVALUATION OF METHODS OF DETERMINING FIXED AMMONIUM IN SOILS

[1] ALLISON F. E., 1955, SOIL SCI, V80, P349, DOI 10.1097/00010694-195511000-00002

[2] Allison L.E., 1960, SOIL SCI SOC AM J, V24, P36

[3] BARTHOLOMEW WV, 1965, SOIL NITROGEN ED, P198

[4] REACTION OF SEVERAL CLAY MINERALS + GIBBSITE WITH MONOAMMONIUM + MONOPOTASSIUM PHOSPHATE [J]. NATURE, 1964, 201 (492) : 739 - &

[5] Black C.A., 1965, METHODS SOIL ANAL ED, P1179

[6] BREMNER J. M., 1959, JOUR AGRIC SCI, V52, P147, DOI 10.1017/S0021859600036625

[7] BREMNER J. M., 1960, JOUR AGRIC SCI, V55, P11, DOI 10.1017/S0021859600021572

[8] BREMNER J. M., 1965, SOIL SCI SOC AMER PROC, V29, P504

[9] Bremner J.M., 1965, METHODS SOIL ANAL PA, P1179

[10] 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 - &

[1] ALLISON F. E., 1955, SOIL SCI, V80, P349, DOI 10.1097/00010694-195511000-00002

[2] Allison L.E., 1960, SOIL SCI SOC AM J, V24, P36

[3] BARTHOLOMEW WV, 1965, SOIL NITROGEN ED, P198

[4] REACTION OF SEVERAL CLAY MINERALS + GIBBSITE WITH MONOAMMONIUM + MONOPOTASSIUM PHOSPHATE [J]. NATURE, 1964, 201 (492) : 739 - &

[5] Black C.A., 1965, METHODS SOIL ANAL ED, P1179

[6] BREMNER J. M., 1959, JOUR AGRIC SCI, V52, P147, DOI 10.1017/S0021859600036625

[7] BREMNER J. M., 1960, JOUR AGRIC SCI, V55, P11, DOI 10.1017/S0021859600021572

[8] BREMNER J. M., 1965, SOIL SCI SOC AMER PROC, V29, P504

[9] Bremner J.M., 1965, METHODS SOIL ANAL PA, P1179

[10] 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 - &