TY  - BOOK
AU  - Singh, Joginder.
TI  - Maize seed production and certification
U1  - 631.521 
PY  - 1987///
CY  - New Delhi
PB  - Indian Agricultural Research Institute
KW  - Maíz
KW  - Mejoramiento
KW  - Semilla
KW  - Certificación
N1  - D53-41
ER  -