Showing 571 - 580 results of 696 for search '"Agriculture Research."', query time: 0.03s Refine Results
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    Agricultural research and productivity by Evenson, Robert E.

    Published 1975
    Book
  4. 574
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    Proposed national network of regional scientific supply houses.

    Published 1975
    Book
  6. 576
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    Agricultural research priority areas.

    Published 1975
    Book
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  10. 580

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