Tropical root crops  Production and uses in Africa  Proceedings of the Second Triennial Symposium of the International Society for Tropical Root Crops - Africa Branch held in Doualor, Carieroon, 14-19 August 1983 
editors : E. R. Terry ... [et al.] 
 - Ottawa  International Development Research Centre  1984 
 - 231p.  ill. 
 - IDRC;  221e .
<br/><br/><label>Subjects--Topical Terms: </label><br/>Root-crops--Tropics<br/>Tropical crops