Ashley, John. <br/><br/>
Food crops and drought / 
by John Ashley. 
 - ed. 
 - Wageningen, The Netherlands :  Macimillan,  1999. 
 - 133pages :  illustrations ;  cm. 
 - The Tropical Agriculturalist .
<br/><br/><label>ISBN: </label>0333598318 :  $ 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Crop production--Semi-arid tropics.<br/>Drought resistant crops.