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

 - 66 janpath,new delhi 110 001,  OXFORD & IBH   1194 
 -  441p;ill 
<br/><br/><label>Standard No.: </label>8120409329 
<br/><br/><label>Universal Decimal Class. No.: </label>634.01  / DOA