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  1. 1

    The effect of the new rice technology on farm employment and mechanization מאת Guino, Ricardo A. 1947-

    יצא לאור 1972
    ספר

    The effect of the new rice technology on farm employment and mechanization
  2. 2

    Time allocation among rice farm households in Central Luzon, Philippines מאת Guino, Ricardo A. 1947-

    ספר

    Time allocation among rice farm households in Central Luzon, Philippines

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