TY  - BOOK
AU  - FRYER,  J D
AU  - MAKEPEACE, R J
TI  - Weed control handbook. V 2. Recommendations including plant growth regulators
U1  - 632.51:631.348.4 
PY  - 1972///
CY  - Oxford
PB  - Blackwell
KW  - Weed control
ER  -