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Estudio comparativo de técnicas instrumentales para la determinación de ión amonio en aguas potables = Etude comparative des techniques instrumentales utilisées pour la détermination de l'ion ammonium dans les eaux potablesPEREZ OLMOS, R; ECHEVARRIA, J.Encontro Galego-Portugués de Química. 1985, pp 183-186Conference Paper

An evaluation of automated and manual methods for NH4-N analysis in the determination of cation exchange capacity of soils = Une évaluation des méthodes automatisées et manuelles d'analyse de NH4-N dans la détermination de la capacité d'échange cationique des solsKALRA, Y.P; MAYNARD, D.G.International workshop on the laboratory methods and data exchange programme. 1986, Num 13, pp 67-76Conference Paper

Forms and Q/I parameters of potassium in some benchmark soilsSHARMA, B. K; WALIA, C. S; RANA, K. P. C et al.Journal of the Indian Society of Soil Science. 1993, Vol 41, Num 2, pp 359-362, issn 0019-638XArticle

Inhibition of Sporosarcina pasteurii under Anoxic Conditions: Implications for Subsurface Carbonate Precipitation and Remediation via UreolysisMARTIN, Derek; DODDS, Kevin; NGWENYA, Bryne T et al.Environmental science & technology. 2012, Vol 46, Num 15, pp 8351-8355, issn 0013-936X, 5 p.Article

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Theoretical analysis of ammonium removal in an immobilized urease and zeolite reactor-separatorWANG, N.-H. L; SMITH, M. R.Chemical engineering communications (Print). 1984, Vol 29, Num 1-6, pp 209-228, issn 0098-6445Article

Determination of urea in 10-μl blood serum samples with a urease reactor/ion selective electrode cellTHANEI-WYSS, U; MORF, W. E; LIENEMANN, P et al.Mikrochimica acta (1966. Print). 1983, Vol 3, Num 1-2, pp 135-147, issn 0026-3672Article

A fast, reliable, ultra high performance liquid chromatography method for the simultaneous determination of amino acids, biogenic amines and ammonium ions in cheese, using diethyl ethoxymethylenemalonate as a derivatising agentREDRUELLO, Begoña; LADERO, Victor; CUESTA, Isabel et al.Food chemistry. 2013, Vol 139, Num 1-4, pp 1029-1035, issn 0308-8146, 7 p.Article

Effect of soil salinity upon diffusion and sorption of inorganic ionsRITTER, E; BARBOSA, M. C; EHRLICH, M et al.ICEG-III : International Congress on Environmental Geotechnics. 1998, pp 461-466, isbn 90-5809-006-XConference Paper

The geochemical significance of two different chemical attacks used in ammonium lithogeochemistryBRADLEY, A. D; VICKERS, B. P; PEACHEY, D et al.Applied geochemistry. 1990, Vol 5, Num 4, pp 471-473, issn 0883-2927Article

Nitrogen mineralization in sludge treated soils as influenced by temperature and soil water contentSONI, M. L; SINGH, J. P.Journal of the Indian Society of Soil Science. 1994, Vol 42, Num 3, pp 369-372, issn 0019-638XArticle

Recent studies on ammonium in rocksITIHARA, Y.Chishitsugaku Zasshi. 1993, Vol 98, Num 9, pp 885-899, issn 0016-7630Article

Ammonia volatilization and high ¹⁵N/¹⁴N ratio in a penguin rookery in Antarctica = Volatilisation de l'ammonium et rapports N 15/N 14 élevés dans une colonie de pingouins de l'AntarctiqueMIZUTANI H; KABAYA Y; WADA E et al.Geochemical journal. 1985, Vol 19, Num 6, pp 323-327, issn 0016-7002Article

Effects of initial ammonium ion concentration on pullulan production by Aureobasidium pullulans and its modelingCHENG, Kuan-Chen; DEMIRCI, Ali; CATCHMARK, Jeffrey M et al.Journal of food engineering. 2011, Vol 103, Num 2, pp 115-122, issn 0260-8774, 8 p.Article

Effect of soil water on pattern of nitrogen release during decomposition of added greenmanure residueBRAR, D. S; SIDHU, A. S.Journal of the Indian Society of Soil Science. 1995, Vol 43, Num 1, pp 14-17, issn 0019-638XArticle

Application of kinetic methods for estimation of nitrogen transformation in soilKHABIROV, I. K.Eurasian soil science. 1994, Vol 26, Num 10, pp 106-118, issn 1064-2293Article

Potassium and ammonium ion mobility in typical Sierozem soil after long-term fertilizationSHAYMUKHAMETOV, M. SH; MAMADALIYEV, G. N; KNYAZEVA, N. V et al.Eurasian soil science. 1994, Vol 26, Num 9, pp 1-11, issn 1064-2293Article

NH₄⁺ content of biotite in the Ryoke granitic rocks in Kinki, JapanTAINOSHO, Y; ITIHARA, Y.Chishitsugaku Zasshi. 1991, Vol 97, Num 11, pp 903-908, issn 0016-7630Article

On the identity of the radiation-induced stable alanine radicalPAUWELS, Ewald; DE COOMAN, Hendrik; WAROQUIER, Michel et al.PCCP. Physical chemistry chemical physics (Print). 2010, Vol 12, Num 31, pp 8733-8736, issn 1463-9076, 4 p.Article

Substrate specificity of Rhbg: ammonium and methyl ammonium transportNAKHOUL, Nazih L; ABDULNOUR-NAKHOUL, Solange M; BOULPAEP, Emile L et al.American journal of physiology. Cell physiology. 2010, Vol 68, Num 3, issn 0363-6143, C695-C705Article

Nitrate contamination of groundwater in the Republic of LithuaniaKLIMAS, A; PAUKSTYS, B.Bulletin - Norges geologiske undersokelse. 1993, Num 424, pp 75-85, issn 0332-5768Article

Synthesis of ammonium illiteSUCHA, V; KUCHTA, L; MADEJOVA, J et al.Conference on clay mineralogy and petrology. 1994, p.109Conference Paper

Direct colorimetric determination of ammonium ion in soils and its application to the determination of CEC of tropical soilsADETUNJI, M. T; GBARUKO, S. G; JIBODU, K. O et al.Journal of the Indian Society of Soil Science. 1993, Vol 41, Num 1, pp 42-46, issn 0019-638XArticle

A computer-based system for the acquisition and display of continuous vertical profiles of temperature, salinity, fluorescence and nutrientsJONES, D. M; HARRISON, P. J; CLIFFORD, P. J et al.Water research (Oxford). 1991, Vol 25, Num 12, pp 1545-1548, issn 0043-1354Article