Dangos 1 - 3 canlyniadau o 3 ar gyfer chwilio '', amser ymholiad: 0.01e Mireinio'r Canlyniadau
  1. 1

    Economic consequences of the new rice technology.

    Cyhoeddwyd 1978
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    Economic consequences of the new rice technology.
  2. 2

    The economics of rice production gan Barker, Randolph

    Cyhoeddwyd 1974
    Llyfr

    The economics of rice production
  3. 3

    Environmental and other factors influencing the performance of new high yielding varieties of wheat and rice in Asia gan Barker, Randolph

    Cyhoeddwyd 1970
    Download the full-text here
    Llyfr

    Environmental and other factors influencing the performance of new high yielding varieties of wheat and rice in Asia

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