TY  - BOOK
AU  - Singhal, N. C.,
TI  - Hybrid Seed Production in Field Crops : Principles and Practices
SN  - 9788127267421
U1  - 631 
PY  - 2011///
CY  - Ludhiana
PB  - Kalyani Publishers
KW  - Seed Production
KW  - Techniques, equipment & materials
ER  -