Microdiffusion of strongly fixed ammonium in soil-acid digests prior to automated nitrogen-15 analysis

Soil Science Society of America Journal

Volumn 65, Issue 6, 2001, Pages 1846-1852

  Eudoxie, G D ^a   Gouveia, G A ^a  

^a UNIVERSITY OF THE WEST INDIES   (Trinidad and Tobago)

Author keywords

[No Author keywords available]

Indexed keywords

AMMONIUM COMPOUNDS; DIFFUSION; FRACTIONATION; ISOTOPES; MASS SPECTROMETRY; NITROGEN; POLYPROPYLENES; TITRATION;

MICRODIFFUSION;

SOIL TESTING;

AMMONIUM; DIFFUSION; MASS SPECTROMETRY; SOIL CHEMISTRY;

EID: 0035658993     PISSN: 03615995     EISSN: None     Source Type: Journal    
DOI: 10.2136/sssaj2001.1846     Document Type: Article

References (29)

1. Crop utilization and fixation of added ammonium in soils of the West Indies
2. 13C in soil/plant research
3. Inorganic forms of nitrogen
4. Diffusion method to prepare soil extracts for automated nitrogen-15 analysis
5. The nature and distribution of soil nitrogen in Trinidad soils
6. Particle fractionation and particle size analysis
7. The significance of carbon-nitrogen ratio in soils growing cotton. II. The soils and climate of British West Indies cotton growing islands
8. Diffusion and automated nitrogen-15 analysis of low-mass ammonium samples
9. Diffusion methods for automated nitrogen-15 analysis using acidified disks
10. Direct-diffusion methods for inorganic-nitrogen analysis of soil
11. Accelerated diffusion methods for inorganic-nitrogen analysis of soil extracts and water
12. Relation between the agrochemical properties of soils, their content of nonexchangeable ammonium and its fixation capacity
13. Automated nitrogen-15 analysis of ammonium in diffusion disks by the Rittenberg technique
14. Evaluation of a diffusion method for preparing low-nitrogen samples for nitrogen-15 analysis
15. Diffusion of nitrogen-15 Kjeldahl digest for isotope analysis
16. Nitrogen-inorganic forms
17. Use of diffusion to determine inorganic nitrogen in a complex organic matrix
18. Improved diffusion methods for determination of inorganic nitrogen in soil extracts and water
19. Total carbon, organic carbon, and organic matter
20. Quantitative determination of recently fixed nonexchangeable ammonium in soils
21. Fixed ammonia in tropical soils
22. Determination of nitrogen by micro-diffusion in mason jars. I. Inorganic nitrogen in soil digests
23. Determination and isotope-ratio analysis of different forms of nitrogen in soils: 5. Fixed ammonium
24. Diffusion technique for preparing salt solutions, Kjeldahl digest and persulfate digests for nitrogen-15 analysis
25. Cation exchange capacity and exchange coefficients