Ignatieff, Vladimir, <br/><br/>
Efficient use of fertilizers. 

 - Washington,  Food and Agriculture Organization of the United Nations,  1949. 
 - x, 182 p.  illus., maps.  23 cm. 
 - FAO agricultural studies, .
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<br/><br/><label>Subjects--Topical Terms: </label><br/>Fertilizers.<br/>MCE
<br/><br/><label>Dewey Class. No.: </label>631.8  / IGN