Showing 21 - 30 results of 34 for search '"Nitrogen Fixation."', query time: 0.02s Refine Results
  1. 21

    Nitrogen and rice

    Published 1979
    Book
  2. 22

    Little-known acacias promising trees for agroforestry by Benge, Michael D.

    Published 1978
    Analytics
  3. 23

    Biological nitrogen fixation in rice soils by Watanabe, Iwao

    Published 1978
    Analytics
  4. 24
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  8. 28

    Nitrogen-fixing activity in upland and flooded rice fields by Yoshida, T.

    Published 1973
    Analytics
  9. 29
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