TY  - BK
AU  - Torregroza,M.
TI  - El cultivo del maiz
T2  - ICA Plegable de Divulgacion
PY  - 1977///
CY  - Bogota (Colombia)
PB  - ICA, 
KW  - Agronomic characters
KW  - AGROVOC
KW  - Colombia
KW  - Cultivation
KW  - Iica
KW  - Research projects
KW  - Zea mays
KW  - Research institutions
ER  -