TY  - BOOK
AU  - International Potash Institute
TI  - Fertilizer use and plant health
U1  - 631.806 
PY  - 1976///
CY  - Switzerland
PB  - International Potash Institute
N1  - International Potash Institute: Fertilizer use and plant health.  Switzerland.  International Potash Institute, 1976.--(631.806INT)
ER  -