Field margins : integrating agriculture and conservation : proceedings of a symposium organised by the British Crop Protection Council in association with the British Ecological Society and the Association of Applied Biologists and held at the University of Warwick, Coventry on 18-20 April 1994 /
Boatman, Nigel.
British Crop Protection Council.
British Ecological Society.
Association of Applied Biologists.
Farnham : British Crop Protection Council,
c1994.