Determination and Isotope-Ratio Analysis of Different Forms of Nitrogen in Soils: 3. Exchangeable Ammonium, Nitrate, and Nitrite by Extraction-Distillation Methods1
作者： J. M. Bremner , D. R. Keeney
DOI: 10.2136/SSSAJ1966.03615995003000050015X
关键词: Nitrification 、 Inorganic chemistry 、 Nitrogen 、 Ammonium 、 Nitrate 、 Ammonium nitrate 、 Nuclear chemistry 、 Distillation 、 Nitrite 、 Extraction (chemistry) 、 Chemistry
摘要: … We found, for example, that the results of soil analyses by the … of soils do not contain organic nitrogen compounds which yield … R, time used in methods described (ca. 3.3 rr.in); rate of …
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