Showing 1 - 2 results of 2 for search 'Lagemann, Johannes, 1948-', Forespørselstid: 0.01s Refine Results
  1. 1
    Traditional African farming systems in eastern Nigeria : an analysis of reaction to increasing population pressure /
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    af Lagemann, Johannes, 1948-
    Udgivet 1977
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  2. 2
    The impact of agricultural research in tropical Africa : a study of the collaboration between the international and national research systems /
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    af Jahnke, Hans E.
    Udgivet 1987
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