Prabhu, P.C <br/><br/>
An Introduction To Ecology and Environmental Science / 
by P.c. Prabhu, C. Udayasoorian and G. Balasuramanian 
 - Delhi:  Avinash Paperbacks,  2009 
 - p.403 
<br/><br/><label>ISBN: </label>9788190692908 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Ecology
<br/><br/><label>Dewey Class. No.: </label>577  / PRA-I