Textbook of Plant Ecology/  ethnobotany and soil science 
Shukla,R. S. 
 - 10th 
 - New Delhi:  S Chand & Co Ltd,  2014. 
 - 526 
<br/><br/><label>ISBN: </label>8121905486 
<br/><br/><label>Dewey Class. No.: </label>581.7  / SHU/T