TY - BOOK AU - The British Crop Protection Council AU - Hance, R.J.;Holly, K. ED - The British Crop Protection Council TI - Weed control handbook : principles SN - 0632024593 PY - 1990/// CY - Oxford PB - Blackwell Scientific Publications KW - Weed control--Great Britain Weeds--Control--Handbooks, manuals, etc ER -