Baum, Emanuel L. <br/><br/>
Methodological procedures in the economic analysis of fertilizer use data 

 - Ames, Iowa :  State College,  1956 
 - 218 p.  : ilus. 
<br/><br/><label>LCCN: </label>12846 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Fertilizantes--Experimentación.
<br/><br/><label>Dewey Class. No.: </label>631.88  / B3