TY  - BOOK
AU  - Barker, Randolph.
TI  - Long-term consequences of technological change on food security ; the case for cereal grain
T2  - Cornell International Agriculture. Mimeograph
PY  - 1979///
CY  - Ithaca
PB  - New York State College of Agriculture and Life Sciences
KW  - Agricultura
KW  - Innovaciones tecnológicas
KW  - Cereales
KW  - Aspectos económicos
ER  -