TY - BOOK AU - Day, Peter R., ed. TI - Biotechnology and crop improvement and protection : proceedings of a symposium organised by The British Crop Protection, with the suport of the society of chemical industry held at Churchill college, Cambridge 24th-26th March, 1986 T2 - (BCPC monograph; no.34) SN - 9780901436962 PY - 1986/// CY - Surrey PB - British Crop Protection Council ER -