TY  - BOOK
AU  - 
AU  - Mackay,D B et al.
TI  - Seed technology in the topics : seed science and technology v.11/1, 1983
SN  - 81 7233 162 2
U1  - 631.521 
PY  - 1997///
CY  - Switzerland
PB  - ISTA
ER  -