TY  - GEN
TI  - The social and economic implications of large-scale introduction of new varieties of foodgrain
PY  - 1974///
CY  - Geneva
PB  - UNRISD
KW  - Développement
KW  - Planification
KW  - ECONOMIE
KW  - AGRICULTURE
KW  - ANGLAIS . AGRICULTURE
KW  - ECONOMIE AGRICOLE
ER  -