TY  - BOOK
AU  - 
ED  - Study Week on the Use of Fertilizers and their Effect on Crop Growth, with Emphasis on Quality and Economy (Vatican City : 1972)
ED  - Pontificia Accademia delle scienze.
TI  - 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
T2  - Pontificiae Academiae Scientiarum Scripta varia
U1  - 631.8 
PY  - 1974///
CY  - Amsterdam
PB  - Elsevier
KW  - Fertilizers
KW  - Crop yields
N1  - 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
ER  -