Physically uncomplexed organic matter

Soil Sampling and Methods of Analysis: Second Edition

Volumn , Issue , 2007, Pages 607-616

  Gregorich, E G ^a   Beare, M H ^b  

^a AGRICULTURE AND AGRI FOOD CANADA   (Canada)

^b THE NEW ZEALAND INSTITUTE FOR PLANT AND FOOD RESEARCH LIMITED   (New Zealand)

Author keywords

[No Author keywords available]

Indexed keywords

EID: 85130262840     PISSN: None     EISSN: None     Source Type: Book    
DOI: None     Document Type: Chapter

References (21)

1. Baisden, W., Amundson, R., Cook, A.C., and Brenner, D.L. 2002. Turnover and storage of C and N in five density fractions from California annual grassland surface soils. Glob. Biochem. Cycl. 16: 1117.
2. Beare, M.H., Hendrix, P.F., and Coleman, D.C. 1994. Water-stable aggregates and organic matter fractions in conventional and no-tillage soils. Soil Sci. Soc. Am. J. 58: 777-786.
3. Cambardella, C.A. and Elliott, E.T. 1992. Particulate soil organic-matter changes across a grassland cultivation sequence. Soil Sci. Soc. Am. J. 56: 777-782.
4. Campbell, C.A., Selles, F., Lafond, G.P., Biederbeck, V.O., and Zentner, R.P. 2001. Tillage-fertilizer changes: effect on some soil quality attributes under long-term crop rotations in a thin black chernozem. Can. J. Soil Sci. 81: 157-165.
5. Curtin, D., McCallum, F.M., and Williams, P.H. 2003. Phosphorus in light fraction organic matter separated from soils receiving long-term applications of superphosphate. Biol. Fert. Soil. 37: 280-287.
6. Golchin, A., Oades, J.M., Skjemstad, J.O., and Clarke, P. 1994. Soil structure and carbon cycling. Aust. J. Soil Res. 32: 1043-1068.
7. Gregorich, E.G., Beare, M.H., McKim, U.F., and Skjemstad, J.O. 2006. Chemical and biological characteristics of physically uncomplexed organic matter. Soil Sci. Soc. Am. J. 70: 975-985.
8. Gregorich, E.G. and Ellert, B.H. 1993. Light fraction and macroorganic matter in mineral soils. In M.R. Carter, Ed., Soil Sampling and Methods of Analysis. Canadian Society of Soil Science. Lewis Publishers, Boca Raton, FL, pp. 397-407.
9. Gregorich, E.G. and Janzen, H.H. 1996. Storage of soil carbon in the light fraction and macroorganic matter. In M.R. Carter and B.A. Stewart, Eds., Structure and Organic Matter Storage in Agricultural Soils. Lewis Publishers, CRC Press, Boca Raton, FL, pp. 167-190.
10. Ladd, J.N. and Amato, M. 1980. Mineralization in calcareous soils: IV. Changes in the organic nitrogen of light and heavy subfractions of silt-and fine clay-size particles during nitrogen turnover. Soil Biol. Biochem. 12: 185-189.
11. Ladd, J.N., Parsons, J.W., and Amato, M. 1977. Studies of nitrogen immobilization and mineralization in calcareous soils-II. Mineralization of immobilized nitrogen from soil fractions of different particle size and density. Soil Biol. Biochem. 9: 319-325.
12. 14C-labelled plant materials. Soil Biol. Biochem. 28: 89-99.
13. Magid, J. and Kjærgaard, C. 2001. Recovering decomposing plant residues from the particulate soil organic matter fraction: size versus density separation. Biol. Fert. Soil. 33: 252-257.
14. Oorts, K., Vanlauwe, B., Recous, S., and Merckx, R. 2005. Redistribution of particulate organic matter during ultrasonic dispersion of highly weathered soils. Eur. J. Soil. Sci. 56: 77-91.
15. Plewinsky, B. and Kamps, R. 1984. Sodium meta-tungstate: a new medium for binary and ternary density gradient centrifugation. Die Makromolecular Chemie 185: 1429-1439.
16. Richter, M., Mizuno, I., Aranguez, S., and Uriarte, S. 1975. Densimetric fractionation of soil organo-mineral complexes. J. Soil Sci. 26: 112-123.
17. Salas, A.M., Elliott, E.T., Westfall, D.G., Cole, C.V., and Six, J. 2003. The role of particulate organic matter in phosphorus cycling. Soil Sci. Soc. Am. J. 67: 181-189.
18. Scheffer, B. 1977. Stabilization of organic matter in sand mixed cultures. In Soil Organic Matter Studies, Vol. 2. International Atomic Energy Agency, Vienna, Austria, pp. 359-363.
19. Sollins, P., Glassman, C., Paul, E.A., Swanston, C., Lajtha, K., Heil, J.W., and Elliott, E.T. 1999. Soil carbon and nitrogen: Pools and fractions. In G.P. Robertson, D.C. Coleman, C.S. Bledsoe, and P. Sollins, Eds., Standard Soil Methods for LongTerm Ecological Research. Oxford University Press, Oxford, UK, pp. 89-105.
20. Spycher, G., Sollins, P., and Rose, S. 1983. Carbon and nitrogen in the light fraction of a forest soil: vertical distribution and seasonal patterns. Soil Sci. 135: 79-87.
21. Wander, M. 2004. Soil organic matter fractions and their relevance to soil function. In F. Magdoff and R.R. Weil, Eds., Soil Organic Matter in Sustainable Agriculture. CRC Press, Boca Raton, FL, pp. 67-102.