TY  - BOOK
AU  - Food and Agriculture Organization
TI  - Woorld agriculture : the last quarter century
T2  - World food problems; no.13
U1  - 581.6 
PY  - 1970///
CY  - Rome
PB  - Food and Agriculture Organization 
N1  - ' Originally printed as pages 125-153 of The state of food and agriculture 1970'
ER  -