TY  - BOOK
AU  - Colloquium of the International Potash Institute, 12th, Izmi
TI  - Fertilizer use and plant health: proceedings
U1  - 631.8 C51F 
PY  - 1976///
CY  - Worblaufen- Bern, Switzerland
PB  - International Potash Institute
KW  - FERTILIZERS AND MANURES -- CONGRESSES
KW  - PLANTS -- CONGRESSES
ER  -