TY  - BK
AU  - Singh, J.
TI  - Maize seed production and certification
U1  - 633.153 
PY  - 1987///
CY  - New Delhi (India)
PB  - IARI, 
KW  - Seeds
KW  - AGROVOC
KW  - Seed production
KW  - Seed certification
KW  - Maize
KW  - Plant breeding
KW  - India
ER  -