Whiting, A.L. <br/><br/>
Soil Biology 

 - First 
 - John wiley & sons  London  1917 
 - 143p.  chart 
<br/><br/><label>Nat. Bib. No.: </label>2065 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Agriculture
<br/><br/><label>Universal Decimal Class. No.: </label>631.46  / WHI