Negi, Vrinda <br/><br/>
Ecology Environment and Agriculture  Book 
Negi, Kushwaha Govind Singh. 
 - New Delhi :  Biotech Books,  0 
 - xvi, 305 p. : 
<br/><br/> All. 
<br/><br/><br/>English 
<br/><br/><label>ISBN: </label>9788176223393 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Environmental Science-Agriculture
<br/><br/><label>Dewey Class. No.: </label>338.10954