Virmani, S. M. <br/><br/>
Stressed ecosystems and sustainable agriculture 

 - New Delhi :  Oxford & IBH,  1994 
 - 441 p. 
<br/><br/><label>LCCN: </label>39818 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Agricultura sustentable.<br/>Ecosistema.<br/>Recursos naturales--Conservación.
<br/><br/><label>Dewey Class. No.: </label>338.9  / V57