Dangos 1 - 2 canlyniadau o 2 ar gyfer chwilio 'Siwi, Bernard Hendrik 1929-', amser ymholiad: 0.01e Mireinio'r Canlyniadau
  1. 1

    The inheritance of resistance to green leafhopper, nephotettix virescens distant, in some rice varieties [microform]. gan Siwi, Bernard Hendrik 1929-

    Cyhoeddwyd 1977
    Visual Material

    The inheritance of resistance to green leafhopper, nephotettix virescens distant, in some rice varieties [microform].
  2. 2

    The inheritance of resistance to green leafhopper, nephotattix virescens distant, in some rice varieties gan Siwi, Bernard Hendrik 1929-

    Llyfr

    The inheritance of resistance to green leafhopper, nephotattix virescens distant, in some rice varieties

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