TY  - BOOK
AU  - Simmonds F. J.
ED  - Commonwealth Institute of Biolgical Control
ED  - 
TI  -  Proceedings of the First international symposium on biological control of weeds
SN  - 851981348
U1  - 632.96 
PY  - 1970///
CY  - Farnham Royal
PB  - Commonwealth Agriicultural Bureau
KW  - Agriculture
KW  - Weeds--Biological control
ER  -