Havlin, John L. <br/><br/>
Soil fertility and fertilizers  an introduction to nutrient management 

 - 7TH ED. 
 - New Delhi  Prentice-Hall  2005 
 - x,515p.  23cm 
<br/><br/><label>ISBN: </label>812033017X 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Soil science
<br/><br/><label>Dewey Class. No.: </label>631.422  / SOI