TY  - BOOK
AU  - McDougall,E.Ann
TI  - Sustainable agriculture in Africa : : proceedings of the agricultur al systems and research workshop and selected papers from the Canadian Association of African studies meeting, University of Alberta, Edmonton ,  May 1987 / 
SN  - 0865431485
U1  - 630.6 
PY  - 1990///
CY  - Trenton, N.J. : 
PB  - Africa World Press, 
KW  - Agriculture
KW  - Africa
N1  -  Includes bibliographical references (p. 283-312)
ER  -