TY  - BOOK
AU  - Heydecker,W.
ED  -  Easter School in Agricultural Science 
TI  - Seed ecology : : proceedings of the Nineteenth Easter School in Agr icultural Science, University of Nottingham, 1972 / 
U1  - 582.03 EAS 
PY  - 1973///
CY  - London : 
PB  - Butterworths, 
KW  - Seeds
KW  - Ecology
KW  - Congresses
KW  - Botany
N1  -  Includes bibliographical references and index
ER  -