TY  - BOOK
ED  - Potassium, Potasio, Kalium Symposium
TI  - 11 papers read at the Annual Meeting of the Board of Technical Advis ers of the International Potash Institute (4 sessions) London, 1956
U1  - 631.83 
PY  - 1956///
CY  - Berne
PB  - International Potash Institute
KW  - Potassium fertiliser
ER  -