Lal R Ed. <br/><br/>
Methods for assessment of soil degradation. 

 - Boca Raton   CRC Press       1998 
 - 558p.  cm. 
 - Advances in soil science. .
<br/><br/><label>Standard No.: </label>27784 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Dewey Class. No.: </label>J : 1 : 4, N8