Search Results - Watanabe, I.

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  1. 1

    Denitrification loss of fertilizer nitrogen in paddy soils : its recognition and impact / by Watanabe, I.

    Published 1979
    Book
  2. 2

    Biological nitrogen fixation in paddy field studied by in situ acetylene-reduction assays /

    Published 1977
    Other Authors: “…Watanabe, I.…”
    Book
  3. 3
  4. 4

    The azolla-anabaena complex and its uses in rice culture /

    Published 1981
    Other Authors: “…Watanabe, I.…”
    Book