Search Results - "Walters, K F A"

Freezing induces a loss of freeze tolerance in an overwintering insect by Brown, C. L., Bale, J. S., Walters, K. F. A.

“…Cold–hardy insects overwinter by one of two main strategies: freeze tolerance and freeze avoidance by supercooling. As a general model, many freeze–tolerant…”
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Efficacy of the entomopathogenic nematode, Steinernema feltiae, against sweetpotato whitefly Bemisia tabaci (Homoptera: Aleyrodidae) under laboratory and glasshouse conditions by Cuthbertson, A G S, Walters, K F A, Northing, P, Luo, W

“…The potential of using the entomopathogenic nematode Steinernema feltiae to control the sweetpotato whitefly Bemisia tabaci (Gennadius) has been established in…”
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Leaf dipping as an environmental screening measure to test chemical efficacy against Bemisia tabaci on poinsettia plants by Cuthbertson, A. G. S, Blackburn, L. F, Northing, P, Luo, W, Cannon, R. J. C, Walters, K. F. A

“…The screening of potential chemicals for control of Bemisia tabaci on poinsettia ( Euphorbia pulcherrima c.v. Lilo Pink) plants using a leaf dipping technique…”
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Environmental evaluation of hot water treatments to control Liriomyza huidobrensis infesting plant material in transit by Cuthbertson, A. G. S, Blackburn, L. F, Northing, P, Mathers, J. J, Luo, W, Walters, K. F. A

“…Though quarantine disinfestation treatments have been exempt from the methyl bromide phase out, it is still required to research and develop alternative…”
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Effect of temperature and host plant leaf morphology on the efficacy of two entomopathogenic biocontrol agents of Thrips palmi (Thysanoptera: Thripidae) by Cuthbertson, A G S, North, J P, Walters, K F A

“…The efficacy of two entomopathogenic biocontrol agents, Steinernema feltiae (Filipjev) and Verticillium lecanii (Zimmerman) Viégas (reclassified now as…”
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Thermal biology of Typhlodromips montdorensis: implications for its introduction as a glasshouse biological control agent in the UK by Hatherly, I.S, Bale, J.S, Walters, K.F.A, Worland, M.R

“…The recent unexpected local establishment of a non‐native predatory mite, Neoseiulus californicus (McGregor) (Acari: Phytoseiidae), in the UK prompted us to…”
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Resistance is costly: trade-offs between immunity, fecundity and survival in the pea aphid by Gwynn, D.M, Callaghan, A, Gorham, J, Walters, K.F.A, Fellowes, M.D.E

“…Aphidius ervi…”
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Chemical compatibility testing of the entomopathogenic fungus Lecanicillium muscarium to control Bemisia tabaci in glasshouse environment by Cuthbertson, A. G. S, Blackburn, L. F, Northing, P, Luo, W, Cannon, R. J. C

“…The potential for using the entomopathogenic fungus Lecanicillium muscarium to control the sweetpotato whitefly, Bemisia tabaci has been well established in…”
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Efficacy of the entomopathogenic nematode, Steinernema feltiae, against Bemisia tabaci in relation to plant species by Head, J, Lawrence, A.J, Walters, K.F.A

“…:  The use of infective juveniles (IJs) of the entomopathogenic nematode, Steinernema feltiae, to control the immature stages of the tobacco whitefly, Bemisia…”
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Effects of sub-lethal cold stress on the Western Flower Thrips, Frankliniella occidentalis by McDONALD, J R, BALE, J S, WALTERS, K F A

“…Summary In order to establish in a new geographical area, introduced insects must be able to survive any period of adverse conditions such as a temperate…”
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Foliar application of the entomopathogenic nematode Steinernema feltiae against leafminers on vegetables by Williams, E.C, Walters, K.F.A

“…Data from a comparative study of the efficacy of Steinernema feltiae for the control of three species of leafminer formed the basis of an application schedule…”
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Locomotory behaviour of the seven-spotted ladybird, Coccinella septempunctata, in response to five commonly used insecticides by Thornham, D.G, Blackwell, A, Evans, K.A, Wakefield, M, Walters, K.F.A

“…Coccinella septempunctata is known to actively avoid substrates treated with an insecticide containing the organophosphate dimethoate. This study examines the…”
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Overwintering Strategy and the Timing of the Spring Migration of the Cereal Aphids Sitobion avenae and Sitobion fragariae by Walters, K. F. A., Dewar, A. M.

“…(1) There is a linear relationship between the timing of the spring migration of both Sitobion avenae (F.) and Sitobion fragariae (Wlk.) and latitude, due to…”
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Microbial Genotype and Insect Fitness in an Aphid-Bacterial Symbiosis by Birkle, L. M., Minto, L. B., Walters, K. F. A., Douglas, A. E.

“…1. The impact of the genotype of symbiotic micro-organisms on ecologically important traits of their animal hosts was explored using the symbiosis between…”
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The significance of a facultative bacterium to natural populations of the pea aphid Acyrthosiphon pisum by Darby, A. C., Tosh, C. R., Walters, K. F. A., Douglas, A. E.

“… 1.  Laboratory studies have implicated various accessory bacteria of aphids as important determinants of aphid performance, especially on certain plant…”
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Utilisation of morphological features in life table studies of Liriomyza huidobrensis (Dipt., Agromyzidae) developing in lettuce by Head, J., Walters, K. F. A., Langton, S.

“…: A method of distinguishing different larval instars of Liriomyza huidobrensis morphologically, using measurements of the cephalopharyngeal skeleton was…”
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The significance of overlapping plant range to a putative adaptive trade-off in the black bean aphid Aphis fabae Scop by Tosh, C. R., Morgan, D., Walters, K. F. A., Douglas, A. E.

“…1. This study continues to explore the analysis of a putative adaptive trade‐off in the utilisation of host plants Vicia faba and Tropaeolum majus by the…”
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Responses of summer cereal aphid populations to reduced rate aphicide applications in field plots of winter wheat by Oakley, J.N, Ellis, S.A, Watling, M, Walters, K.F.A, Young, J.E.B

“…1 Recommended and reduced rate applications of pirimicarb and alpha-cypermethrin were applied to winter wheat crops to control summer infestations of grain…”
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The role of climatic mapping in predicting the potential geographical distribution of non-indigenous pests under current and future climates by Baker, R.H.A, Sansford, C.E, Jarvis, C.H, Cannon, R.J.C, MacLeod, A, Walters, K.F.A

“…Climatic mapping, which predicts the potential distribution of organisms in new areas and under future climates based on their responses to climate in their…”
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Effect of temperature and cultivar on pea aphid, Acyrthosiphon pisum (Hemiptera: Aphididae) life history by Morgan, D, Walters, K F, Aegerter, J N

“…Life history parameters of the pea aphid, Acyrthosiphon pisum were studied at five constant temperatures on two cultivars of peas, Scout and Sancho. The…”
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