TY  - BOOK
AU  - KOZLOWSKI, T T
TI  - Seed biology. V 1. Importance development and germination
U1  - 581.48:581.5 
PY  - 1972///
CY  - New York
PB  - Academic
KW  - Angiosperm seeds
KW  - Gymnosperm seeds
KW  - Seed germination
KW  - Seedling vigor
ER  -