TY  - BOOK
AU  - International Congress of Crop Protection
TI  - Proceedings of the IVth International Congreess of Crop Protection Hamburg 8th - 15th September 1957
U1  - 632 INT 
PY  - 1957///
CY  - Braunschoely
PB  - Herstellang: Aco Drack GNBH
ER  -