Conway, Gordon R. <br/><br/>
Unwelcome harvest :  agriculture and pollution / 
Gordon R. Conway and Jules N. Pretty 
 - London :  Earthscan Publications,  1991 
 - 645 p. :  ill., maps ;  22 cm. 
<br/><br/> "An Earthscan original"--Cover 
<br/><br/>Includes bibliographical references and index 
<br/><br/><label>ISBN: </label>1853830364 (pbk.) :  PND 15.00 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Agricultural pollution<br/>Agricultural pollution--Health aspects<br/>Pollution--Physiological effect
<br/><br/><label>Dewey Class. No.: </label>581.24