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  1. 1

    Manual on heat detection, artificial insemination and pregnancy diagnosis for water buffalo. od De Guzman, M. R.

    Izdano 1989
    Knjiga

    Manual on heat detection, artificial insemination and pregnancy diagnosis for water buffalo.
  2. 2

    Biological nitrogen fixation in paddy field studied by in SITU acetylene-reduction assays od Watanabe, Iwao, Lee,K.K, Alimagno,B.V, Sato,M, Del Rosario,D.C, De Guzman,M.R

    Izdano 1977
    Analytics

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

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