Bhatnagar, R.k. <br/><br/>
Earthworm  vermiculture and vermi-composting  Textual Documents 
by R.K.Bhatnagar & R.K.Palta. 
 - 48p.;29cm. 
<br/><br/><label>ISBN: </label>  
<br/><br/><label>Dewey Class. No.: </label>595.146  / BHA