Abstract
CONSIDERABLE interest has been shown in the mineralization of ureaformaldehyde, a compound with “slow release” properties of value in fertilizer technology. It has been suggested that the release of ammonium–nitrogen from this polymer is biological1, although Winsor and Lang2 proposed that the first stage of decomposition may be non-biological. Commercial ureaformaldehyde is composed of various chain length polymers, which can be arbitrarily grouped into the cold water soluble (CWS), hot water soluble (HWS) and hot water insoluble (HWI) fractions.
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References
Fuller, W. H., and Clark, K. G., Soil Sci. Soc. Amer. Proc., 12, 198 (1947). Haep, J. T., Haden, W. W., and Anderson, A. E., J. Agric. Food Chem., 13, 176 (1965).
Winsor, G. W., and Lang, M. I. E., J. Sci. Food Agric., 9, 185 (1958).
Lees, H., and Quastel, J. H., Biochem. J., 40, 815 (1946).
Jensen, H. L., Canad. J. Micros., 3, 151 (1957).
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CORKE, C., ROBINSON, J. Microbial Decomposition of Various Fractions of Ureaformaldehyde. Nature 211, 1202–1203 (1966). https://doi.org/10.1038/2111202a0
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DOI: https://doi.org/10.1038/2111202a0
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