TY  - BOOK
AU  - Barreto, Antonio
ED  -  United Nations Research Institute for Social Development.
TI  - Study of the social and economic implications of the large scale introduction of high -yielding varieties of Foodgrain : A selection of readings
CY  - Geneva
KW  - Agricultural Production
KW  - foodgrain Production
KW  - High Yielding Varieties
ER  -