Sudharmayidevi C R <br/><br/>
Mannum sasyaposhanavum/ 
by Sudharmayidevi C R 
 - 1st 
 - Thiruvananthapuram:  Kerala Bhasha Institute,   2011. 
 - 105p. 
<br/><br/><label>ISBN: </label>9788176380751 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Agriculture<br/>Soil<br/>Applied Sciences
<br/><br/><label>Dewey Class. No.: </label>M 631.4  / SUD/M