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

 - 8th 
 - Delhi  PHI Learning  1956 
 - vii,518p.    28cm 
<br/><br/><label>ISBN: </label>9788120348684 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Soil fertility<br/>Soils<br/>Soil science
<br/><br/><label>Dewey Class. No.: </label>631.422  / SOI