TY  - GEN
AU  - Robson, T O
TI  - The Control of Aquatic Weeds
SN  - 01124049404
U1  - 632.5 
PY  - 1973///
CY  - London
PB  - Her Majesty's Stationery office
KW  - Herbicides
KW  - Aquatic Weeds
KW  - Weed Killers
ER  -