Pankhurst C Ed. <br/><br/>
Biological indicators of soil health. 

 - Wallingford  CAB International        1997 
 - xi,451p.  cm. 
<br/><br/><label>Standard No.: </label>27790 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Dewey Class. No.: </label>J : 1-424, N7