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Original Articles

Transformation and movement of urea in soil as influenced by water application rate, moisture management regime, and initial moisture content

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Pages 319-325 | Accepted 28 Apr 1992, Published online: 09 Jan 2009

References

  • Agarwal , R. P. and Kumar , R. Nitrogen movement as influenced by initial soil wetness, soil texture and soil structure of surface layer . Proceedings, National Symposium on N Assimilation and Crop Productivity . Edited by: Sen , S. P. Hisar . pp. 260 – 268 . New Delhi : Associated Publishing Co. .
  • Broadbent , F. E. , Hill , G. N. and Tyler , K. B. 1958 . Transformation and movement of urea in soils . Soil Science Society of America Proceedings , 22 : 303 – 307 .
  • Fenn , L. B. and Miyamato , S. 1981 . Ammonia loss and associated reactions of urea in calcareous soils . Soil Science Society of America Journal , 45 : 537 – 540 .
  • Jackson , M. L. 1958 . Soil Chemical Analysis , New Delhi : Prentice‐Hall of India .
  • Kumar , V. and Richter , J. 1989 . Transformation and transport of urea in soils: A review . Crop Research , 2 : 66 – 129 .
  • Onken , A. B. and Sunderman , H. D. 1977 . Colorimetric determination of exchangeable NH4 +, urea, NO3 ‐ and NO2 ‐ in a single soil extract . Agronomy Journal , 69 : 49 – 53 .
  • Shaw , K. 1962 . Loss of mineral nitrogen from soil . Journal of Agriculture Science , 58 : 145 – 151 .
  • Singh , M. , Yadav , D. S. and Kumar , V. 1984 . Leaching and transformation of urea in dry and wet soils as affected by irrigation water . Plant and Soil , 81 : 411 – 420 .
  • Tisdale , S. L. and Nelson , W. L. 1975 . Soil Fertility and Fertilizers , New York : Macmillan .

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