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    Nitrogen fixation in bacteria and higher plants / by Burns, Richard C., 1930-

    Published 1975
    Book
  3. 3

    The role of nitrogen fixation in intensive forestry in Canada / by Fortin, J. André

    Published 1983
    Book
  4. 4
  5. 5

    Nitrogen acquisition and assimilation in higher plants /

    Published 2004
    Book
  6. 6
  7. 7

    Soil-plant-nitrogen relationships /

    Published 1978
    Full Text (via ScienceDirect)
    eBook
  8. 8
  9. 9
  10. 10

    Nitrogen acquisition and assimilation in higher plants

    Published 2004
    Full Text (via Springer)
    Electronic eBook
  11. 11
  12. 12
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