TY  - BOOK
AU  - Singhal N.C. ed.
TI  - Hybrid seed production in field crops:principles and practices
SN  - 9789327230154
U1  - 631.53 
PY  - 2013///
CY  - Ludhiana
PB  - Kalyani 
KW  - Pollination
KW  - Male sterility
KW  - Fertility restoration
KW  - Plant variety testing
KW  - Quality seed production
ER  -