Insect drawings © Aventis 1964, and reproduced by kind permission of Aventis.
We would also like to extend our thanks to;
BASC, CIC, Doff Portland Ltd, John Barsby, Adrian Meyer, NPTA, Pest West Ltd, Safety Screens, Sorex Ltd, Sovereign Chemicals, and STV International.
All of whom kindly allowed us to publish some of their literature, articles and photographs in this site.
