Bear Firman E <br/><br/>
Theory and practice in the use of fertilizers.   
  

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 - London  John Wiley  1938 
 - 360, Plates. 
<br/><br/> B   
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<br/><br/><label>ISBN: </label>
<br/><br/><label>Dewey Class. No.: </label>631.88 bea/the