Comparative study of five hydrolytic methods in the determination of soil organic nitrogen compounds

Communications in Soil Science and Plant Analysis

Volumn 28, Issue 15-16, 1997, Pages 1303-1309

  Camargo, F A De O ^a   Gianello, C ^a   Vidor, C ^a  

^a FEDERAL UNIVERSITY OF RIO GRANDE DO SUL   (Brazil)

Author keywords

[No Author keywords available]

Indexed keywords

HYDROLYTIC METHOD; NITROGEN; SOIL ORGANIC COMPOUND;

EID: 0030968596     PISSN: 00103624     EISSN: None     Source Type: Journal    
DOI: 10.1080/00103629709369875     Document Type: Article

References (11)

1. Bremner, J.M. 1965. Organic forms of nitrogen, pp. 1238-1255. In: C.A. Black (ed.), Methods of Soil Analysis. Part 2. Agronomy 9. American Society of Agronomy, Madison, WI.
2. Camargo, F. A. de O. 1996. Fractionation and dynamics of organic nitrogen in soils of Rio Grande do Sul. Ph.D. dissertation in Soil Science. Federal University of Rio Grande do Sul, Porto Alegre, RS, Brazil (summary in English).
3. Camargo, F.A. de O., C. Gianello, and C. Vidor. 1995. Fractionation of soil organic nitrogen by means of successive hydrolysis. Pesq. Agrop. Gaucha. 1:247-252 (summary in English).
4. Gonzalez-Prieto, S.J., M. Carballas, and T. Carballas. 1984. First results on the effect of the number of stages on the hydrolytic analysis of the distribution of nitrogenated organic compounds in cattle slurry. Anal. Edafo. Agrob. 43:1243-1246.
5. Gonzalez-Prieto, S.J. and T. Carballas. 1988. Modified method for the fractionation of soil organic nitrogen by successive hydrolysis. Soil Biol. Biochem. 20:1-6.
6. Gonzalez-Prieto, S.J. and T. Carballas. 1992. Simple step-wise acid hydrolysis method for the fractionation of soil organic nitrogen. Soil Biol. Biochem. 24:925-926.
7. Schnitzer, M. and D.A. Hindle. 1981. Effects of different methods of acid hydrolysis on the nitrogen distribution in two soils. Plant Soil 60:237-243.
8. Scotchler, J., R. Lozier, and A.B. Robinson. 1970. Cleavage of single amino acid residues from Merrifield resin with hydrogen chloride and hydrogen fluoride. J. Org. Chem. 35:3151-3152.
9. Stevenson, F.J. 1982. Organic forms of soil nitrogen, pp. 67-122. In: F.J. Stevenson (ed.), Nitrogen in Agricultural Soils. Agronomy No. 22. American Society of Agronomy, Madison, WI.
10. Yonebayashi, H. and T. Hattori. 1980. Improvements in the method for fractional determination of soil organic nitrogen. Soil Sci. Plant Nutr. 26:469-481.
11. Yonebayashi, H. and T. Hattori. 1986. Distribution of organic forms of nitrogen in paddy soils in tropical and temperate regions. Soil Sci. Plant Nutr. 32:189-200.