00507nam a2200145   450000500170000000700040001700800040002104000090002505000280003411100860006224501060014826000560025430000120031065000390032220150527160501.0000000  aUOEL  aS539.7b.S9 1968 Vol. 6  aProceedings of the 6th Annual Symposium of the East African Academy.d1968 Vol. 6  aAgricultural Research for Rural Development :bHow do we use what we know /cedited by Mbilinyi, S. M  aNairobi ;bEast African Literature Bureau ,cc1973.  a247p. :  2Agricultural researchxAgriculture