TY  - BOOK
AU  - Singhal, N. C.
TI  - Hybrid seed production in field crops : principles and practices
SN  - 8127207993
U1  - 631.521 
PY  - 2003///
CY  - Ludhiana
PB  - Kalyani Publisher
KW  - Seed technology
KW  - Hybrid seed
KW  - Production
N1  - Includes bibliographic references, glossary and index
ER  -