Tivy, Joy. <br/><br/>
Agricultural ecology / 
Joy Tivy. 
 - Harlow, Essex, England :  New York :  Longman Scientific & Technical ;  Wiley,  1990. 
 - viii, 288 p. :  ill., maps ;  23 cm. 
<br/><br/> Includes index. 
<br/><br/>Bibliography: p. 261-280. 
<br/><br/><label>ISBN: </label>0470214805 (Wiley) 
<br/><br/><label>LCCN: </label>89012100  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Agricultural ecology.
<br/><br/><label>LC Class. No.: </label>S589.7  / .T58 1990 
<br/><br/><label>Dewey Class. No.: </label>630/.2/745