Search Results - "Cropping systems"

  1. A field guide for onfarm experimentation by Weber, G., Walker, P., Mutsaers, H.J.W., Fischer, N.

    Published 1997
    Subjects: “…cropping systems…”
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    Manual
  2. IITA Annual Report 1992 by International Institute of Tropical Agriculture

    Published 1993
    Subjects: “…cropping systems…”
    Get full text
    Annual Report

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