TY - BOOK AU - The Royal Society ED - The Royal Society TI - Crop protection chemicals: directions of future development: a royal society discussion organized by L. Fowden and I.j. Graham-Bryce held on 18 and 19 February 1981 SN - 0854031758 PY - 1981/// CY - London PB - The Royal Society KW - Agricultural pests--Control--Congresses Pesticides--Congresses ER -