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G. Powell ; S. Maniar ; J. Pickett ; J. Hardie | 1999Initiation of stylet penetration by aphids depends on the sensory assessment of a number of plant surface features including colour, texture and phytochemicals (volatile and non-volatile). Video recording behaviour of the black bean aphid, Aphis[...]
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J. Hardie ; J. Pickett ; E. Pow ; D. Smiley ; J. Hardie, - Editeur scientifique ; J. Pickett, - Editeur scientifique ; E. Pow, - Editeur scientifique ; D. Smiley, - Editeur scientifique | 1999
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R. Isaacs ; J. Hardie ; A. Hick ; B. Pye ; L. Smart ; L. Wadhams ; C. Woodcock | 1993Isothiocyanates have been shown to stimulate olfactory receptors on the antennae of the black bean aphid, Aphis fabae Scop. Single-cell recording techniques show that this aphid has receptors at the proximal primary rhinarium which are sensitive[...]
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R. Isaacs ; J. Hardie ; A. Hick ; B. Pye ; L. Smart ; L. Wadhams ; C. Woodcock | 1993
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Winged and wingless individuals of a pink clone of the pea aphid, Acyrthosiphon pisum (Harris), showed differences in the response curves for photoperiodic induction of both males and sexual females (oviparae). The critical night length (CNL) fo[...]
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P. Losel ; M. Lindemann ; J. Scherkenbeck ; C. Campbell ; J. Hardie ; J. Pickett ; L. Wadhams | 1996
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The relationship between the structure of nineteen 2,2-dimethylchromene derivatives and their effects on aphid morphogenesis were investigated in a pink clone of the pea aphid, Acyrthosiphon pisum (Harris). Three bioassay systems were used: (1) [...]
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S. Nottingham ; J. Hardie | 1993Walking alate virginoparae of Brevicoryne brassicae (L.) and Aphis fabae Scopoli were presented with odours of steam-distilled extracts of the non-host plants summer savoury (Satureja hortensis L.) and tansy (Tanacetum vulgare L.) in an olfactom[...]
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The behaviour of summer and autumn winged forms of the black bean aphid, Aphis fabae Scopoli (Homoptera: Aphididae), was compared on two plants utilized at different stages of the insect's life cycle. Adult autumn migrants (gynoparae) are monoph[...]
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J. Hardie | 1981
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J. Hardie | 1981
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T. Corbitt ; J. Hardie | 1985
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Pea aphids, Acyrthosiphon pisum, were fed on artificial diet containing various concentrations of melatonin. Under long-day conditions (16 h light: 8 h dark) their progeny included males and virginoparous/oviparous (asexual/sexual) intermediate [...]
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J. Hardie ; G. Tatchell | 1989
