The role of on-farm trials in the evaluation of composite technologies : the case of alley farming in southern Nigeria

    Collection:
    Agricultural Communications Documentation Center (ACDC)
    Contributers:
    Atta-Krah, A.N. (author), Francis, P.A. (author), and International Livestock Centre for Africa, Humid Zone Programme
    Format:
    Journal article
    Publication Date:
    1987
    Published:
    UK
    Location:
    Agricultural Communications Documentation Center, Funk Library, University of Illinois Box: 94 Document Number: C07212
    Journal Title:
    Agricultural Systems
    Journal Title Details:
    23 : 133-152
    Subject Term:
    extension, farmer needs, farmer perceptions, feedback, and on-farm research
    Notes:
    Evans, cited reference

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