My interests focus on the biology of aphids and their natural enemies. They extend from the environmental and physiological control of adult form and the mode of reproduction to the chemical communication between plants, aphids and beneficial insects.
Tosh, C.R., Powell, G. and Hardie, J. 2003. Reproductive response of generalist and specialist aphid morphs with the same genotype to plant secondary chemicals and amino acids. Journal of Insect Physiology, 49 , 1173-1182.
Park, K.C. and Hardie, J. 2004. Electrophysiological characterisation of olfactory sensilla in the black bean aphid, Aphis fabae. Journal of Insect Physiology, 50 , 647-655.
Campbell CAM, Hardie J, Wadhams LJ, 2017, Attraction range of a sex pheromone trap for the damson-hop aphid Phorodon humuli (Hemiptera: Aphididae), Physiological Entomology, Vol:42, ISSN:0307-6962, Pages:389-396
Nam KJ, Hardie J, 2014, Chemical aspects of host-acceptance behaviour in the bird cherry-oat aphid Rhopalosiphum padi: host-acceptance signals used by different morphs with the same genotype, Physiological Entomology, Vol:39, ISSN:0307-6962, Pages:143-152
Nam KJ, Powell G, Hardie J, 2013, Does phloem-based resistance to aphid feeding affect host-plant acceptance for reproduction? Parturition of the pea aphid, Acyrthosiphon pisum, on two near-isogenic lines of Medicago truncatula, Bulletin of Entomological Research, Vol:103, ISSN:0007-4853, Pages:683-689
Hardie J, Young S, 2013, Charles David 11 June 1948-28 September 2012 OBITUARY, Journal of Experimental Biology, Vol:216, ISSN:0022-0949, Pages:930-931
Karimzadeh J, Hardie J, Wright DJ, 2013, Plant Resistance Affects the Olfactory Response and Parasitism Success of Cotesia vestalis, Journal of Insect Behavior, Vol:26, ISSN:0892-7553, Pages:35-50