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 Fernandez 
 - Amsterdam  Elsevier  1974 
 - li, 1415 p.  ill  24 cm. 
 - Pontificiae Academiae Scientiarum Scripta varia  38 .
 - Pontificia accademia delle scienze, Rome  Scripta varia  38 .
<br/><br/> English or French  Added t.p.: Semaine d'etude sur le theme l'Emploi des fertilisants et leur effet sur l'accroissement des recoltes, notamment par rapport a la qualite et a l'economie  Held by the Pontifical Academy of Science at its headquarters in Vatican City 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Fertilizers<br/>Crop yields
<br/><br/><label>Dewey Class. No.: </label>631.8  / 1