Das Satya Ranjan <br/><br/>
Effect of different pretreatment methods on production of biogas from pamps 
Das Satya Ranjan 
 - Dr   B R 
 - Jalandhar  Dr   B R  Ambedkar  National institute o  2016 
 - ix,43 
<br/><br/><label>Dewey Class. No.: </label>662.88  / DA-E