ANDERSON, J.M. <br/><br/>
Tropical soil Biology and fertility: A handbook of methods 

 - 2nd ed. 
 - UK.  CAB International  1993 
 - xvi, 222p 
<br/><br/><label>ISBN: </label>851988210 
<br/><br/><label>Dewey Class. No.: </label>631.417