TY  - BOOK
AU  - Makkink, G F  .
AU  - Heemst,H D Jan  .
TI  - Simulation of the water balance of arable land and pastures / 
U1  - 631.45 
PY  - 1974///
CY  - New Delhi : 
PB  - Oxford & IBH Publishing company , 
ER  -