Cassava cultural practices :  proceedings of a workshop held in Salvador, Bahia, Brazil, 18-21 March 1980 / 
Edward J. Weber, Julio Cesar Toro M., and Michael Graham 
 - Ottawa :  International Development Research Centre,  1980 
 - 152 p. ;  28 cm. 
<br/><br/><label>ISBN: </label>0889362459 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Cassava<br/>Cassava--Diseases and pests