Better crops for food 

 - London :  Pitman Pub.,  1983 
 - 248 p. :  ill. ;  24 cm. 
 - Ciba Foundation symposium ;  97 .
<br/><br/><label>ISBN: </label>0272797294 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Food crops--Congresses