TY  - BOOK
AU  - Sprague, George Frederick.
TI  - The development of hybrid corn technolgy in the United States and selected countries
T2  - Agriculture technology for developing countries. Technical series bulletin
PY  - 1975///
CY  - Washington
PB  - Agency for International Development
KW  - Maíz
KW  - Híbridos
KW  - Mejoramiento
KW  - Proteínas
ER  -