Weaver, John E. <br/><br/>
Plant ecology / 
John E. Weaver and Frederic E. Clements. 
 - 2nd ed. 
 - New Delhi :  Tata McGraw-Hill Publishing Co,  1978. 
 - xxii, 601 p. :  ill. ;  22 cm. 
<br/><br/>Includes index and bibliography. 
<br/><br/> Open access. 
<br/><br/><label>ISBN: </label>
<br/><br/><label>Subjects--Topical Terms: </label><br/>Plant culture.