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

 - 2nd edi. 
 - UK.  C.A.B International.  1993 
 - xv, 221p. 
<br/><br/><label>ISBN: </label>0 85198 821 0 
<br/><br/><label>Dewey Class. No.: </label>631.417