Swaine, D.J.  <br/><br/>
The trace-element content of soils  (Book) 

 - Farnham Royal  Commonwealth Agricultural Bureaux  1955 
 - 157 p.  24 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Chemistry--Soil--Agriculture Soils--Analysis
<br/><br/><label>Universal Decimal Class. No.: </label>631.416.8 SWA  / 6578