TY  - BOOK
AU  - "UN, Food and Agriculture Organization"
ED  - "UN, Food and Agriculture Organization"
TI  - Soil survey of the Llanos orientales :  Colombia
U1  - "J:1.7362.N6t4, K5/UN" 
PY  - 1965///
CY  - Rome
PB  - Food and Agriculture Organization    
KW  - Agriculture
ER  -