Fertilizers, crop quality and economy :  proceedings of a Study Week on the Use of Fertilizers and their Effect on Crop Growth, with Emphasis on Quality and Economy, April 10th-16th, 1972 / 
edited by V. Hernando Fernández. 
 - Amsterdam :  New York :  Elsevier ;  American Elsevier Pub. Co.,  1974. 
 - li, 1415 p. :  ill. ;  24 cm. 
 - Pontificiae Academiae Scientiarum Scripta varia ; 38 .
 -  38. Pontificiae Academiae Scientiarum scripta varia ; .
<br/><br/> English or French.  Added t.p.: Semaine d'étude sur le thème l'Emploi des fertilisants et leur effet sur l'accroissement des récoltes, notamment par rapport à la qualité et à l'économie.  Held by the Pontifical Academy of Science at its headquarters in Vatican City. 
<br/><br/>Includes bibliographical references. 
<br/><br/><label>ISBN: </label>0444412778 (New York) : 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Fertilizers--Congresses.<br/>Crop yields--Congresses.
<br/><br/><label>Dewey Class. No.: </label>631.81  / FER