The African Highlands Initiative :    a conceptual framework on inte rgrated natural resource management research for enhancing land product ivity in the highlands of Eastern and Central Africa /  
edited by Kel len Kebara. 
 - Nairobi :    International Centre for Research in Agroforestry,    1 994. 
 - 24 p. :    ill., maps ;    25 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/> Soil  productivity