TY  - BOOK
AU  - R I KEVEREN
TI  - PALSTIC IN HORTICULTUREAL STRUCTURES
U1  - GN 635.91K518P 
PY  - 1973///
CY  - ENGLAND
PB  - RUBBER AND PLASTIC RESEARCH ASSOCIATION
KW  - PALSTIC IN HORTICULTUREAL STRUCTURES
ER  -