TY  - BOOK
AU  - International Potash Institute
TI  - Fertilizer use and protein production
U1  - 631.806 
PY  - 1975///
CY  - Switzerland
PB  - International Potash Institute
N1  - International Potash Institute: Fertilizer use and protein production.  Switzerland.  International Potash Institute, 1975.--(631.806INT)
ER  -