TY  - BOOK
AU  - "Commonwealth  Agricultural Bureaux, Central Sales, Farmation Royal Bucks, England"
TI  - Proceedings of the first international symposium on biol. Control of weeds
U1  - 632.937:632.51(082.2)   K9 
PY  - 0000///England
CY  - 1969
PB  - CAB
ER  -