Palaniappan S.P and Annadurai K. <br/><br/>
Organic farming : Theory and practice 

 - Jodhpur  Scientific Pubs  2004 
 - 257 
<br/><br/><label>ISBN: </label>9788172335380 
<br/><br/><label>Dewey Class. No.: </label>631.584 PAL