MacDonald, Ian. <br/><br/>
Tropical field crops / 
Ian MacDonald and John Low. 
 - Longman :  Evans Brothers Ltd,  1984. 
 - 112 p. :  ill. ;  25 cm. 
<br/><br/> Open. 
<br/><br/><label>ISBN: </label>0237507927 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Field crops--Tropics.