Hammett.K.R.W. <br/><br/>
Soil Care 

 - David & Charles Publication  United Kingdom  1978 
 - 63p.  ILL.,Cht.,Fig and Table 
<br/><br/><label>ISBN: </label>0-7153-7642-X 
<br/><br/><label>Nat. Bib. No.: </label>5319 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Agriculture