Pheromones 2 : Semiochemicals produced by individuals which modify the behaviour of other individuals of the same species (i.e. an intraspecific effect)
Health and Safety Executive (HSE), Glossary of Terms on Pesticides Industries, HSE, Merseyside, England, UK 2014. www.pesticides.gov.uk/guidance/industries/pesticid es/.../glossary-of-terms, (Hlth and Sfty - Brit) {717}