VERMA (V). <br/><br/>
Textbook of plant ecology. Ed 3. 

 - 
 - Delhi  Emkay Publications  1977 
 - 344 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Plant Ecology<br/><br/>
<br/><br/><label>Dewey Class. No.: </label>581.5 VERT