TY  - BOOK
AU  - Roberts, E. H.
TI  - Viability of seeds
SN  - 0412104806
U1  - 631.521 
PY  - 1972/// [reprint 1977]
CY  - London
PB  - Chapman and Hall
KW  - Seeds
KW  - Viability
N1  - Includes bibliographies
ER  -