Zinyama, L.M. (author / Department of Geography, University of Zimbabwe, Harare, Zimbabwe) and Department of Geography, University of Zimbabwe, Harare, Zimbabwe
Format:
Journal article
Publication Date:
1988
Published:
UK
Location:
Agricultural Communications Documentation Center, Funk Library, University of Illinois Box: 70 Document Number: C03028
Ashby, Jacqueline A. (author / International Fertilizer Development Center, Agro-Economic Division, Muscle Shoals, AL) and International Fertilizer Development Center, Agro-Economic Division, Muscle Shoals, AL
Format:
Journal article
Publication Date:
1987
Published:
UK
Location:
Agricultural Communications Documentation Center, Funk Library, University of Illinois Box: 63 Document Number: C02207