BLACK CHARLES A. <br/><br/>
SOIL FERTILITY EVALUATION AND CONTROL 

 - LONDON  TOKYO  1993 
 - xiii/746 
<br/><br/>index 
<br/><br/><label>ISBN: </label>0873718348 
<br/><br/><label>LC Class. No.: </label>631.422/BLA  / 2 
<br/><br/><label>Dewey Class. No.: </label>631.422/BLA  / 2