Search Results - "Nelson, Dennis R."

Cuticular lipids and desiccation resistance in overwintering larvae of the goldenrod gall fly, Eurosta solidaginis (Diptera: Tephritidae) by Nelson, Dennis R, Lee, Richard E

“…Within their gall, larvae of the goldenrod gall fly ( Eurosta solidaginis) experience severe desiccating conditions as well as highly variable thermal…”
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Mouthpart morphology and stylet penetration of host plants by the glassy-winged sharpshooter, Homalodisca coagulata, (Homoptera: Cicadellidae) by Leopold, Roger A, Freeman, Thomas P, Buckner, James S, Nelson, Dennis R

“…The ultrastructural morphology of the mouthparts of the glassy-winged sharpshooter, Homalodisca coagulata, and method of plant penetration was examined using…”
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Susceptibility of Upland Cotton Cultivars to Bemisia tabaci Biotype B (Homoptera: Aleyrodidae) in Relation to Leaf Age and Trichome Density by Chu, Chang-Chi, Freeman, Thomas P, Buckner, James S, Henneberry, Thomas J, Nelson, Dennis R, Natwick, Eric T

“…The relationships between leaf trichome densities, leaf age, and sweetpotato whitefly, Bemisia tabaci (Gennadius) biotype B, infestations of 13 upland cotton,…”
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Cuticular hydrocarbons of the sunflower beetle, Zygogramma exclamationis by Nelson, Dennis R., Charlet, Laurence D.

“…Hydrocarbons were the major lipid class on the cuticular surface of adults, nymphs, and eggs of the sunflower beetle, Zygogramma exclamationis, characterized…”
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Hydrocarbons in the surface wax of eggs and adults of the Colorado potato beetle, Leptinotarsa decemlineata by Nelson, Dennis R, Adams, Terrance S, Fatland, Charlotte L

“…The major components of the egg hydrocarbons were dimethylalkanes (40%) and trimethylalkanes (24%) in which the first methyl branch was on carbon 2. The major…”
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Methyl-branched hydrocarbons, major components of the waxy material coating the embryos of the viviparous cockroach Diploptera punctata by Nelson, Dennis R, Hines, Heather, Stay, Barbara

“…The viviparous cockroach Diploptera punctata carries a wax-coated batch of embryos in a brood sac. When the embryos are expelled into saline, flakes of wax…”
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Stylet Penetration by Bemisia argentifolii (Homoptera: Aleyrodidae) into Host Leaf Tissue by Freeman, Thomas P, Buckner, James S, Nelson, Dennis R, Chu, Chang-Chi, Henneberry, Thomas J

“…Silverleaf whitefly, Bemisia argentifolii Bellows & Perring, adults and nymphs feed on the phloem tissue of host plant leaves. Infested leaves were rapidly…”
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Composition of the surface hydrocarbons from the vitelline membranes of dipteran embryos by Nelson, Dennis R., Leopold, Roger A.

“…Hydrocarbons were the major lipid class extracted by hexane from the vitelline membrane surface of dechorionated eggs of the house fly, Musca domestica, the…”
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Whitefly wax as a cue for phoresy in the broad mite, Polyphagotarsonemus latus (Acari: Tarsonemidae) by Soroker, Victoria, Nelson, Dennis R, Bahar, Ornit, Reneh, Saadia, Yablonski, Sarah, Pavelsky, Eric

“…Broad mite, Polyphagotarsonemus latus (Acari: Tarsonemidae) exhibits a specific phoretic relationship with whiteflies. Under field conditions most broad mites,…”
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Characterization of the cuticular surface wax pores and the waxy particles of the dustywing, Semidalis flinti (Neuroptera: Coniopterygidae) by Nelson, Dennis R, Freeman, Thomas P, Buckner, James S, Hoelmer, Kim A, Jackson, Charles G, Hagler, James R

“…The adult dustywing, Semidalis flinti Meinander (Neuroptera: Coniopterygidae), begins producing circular-shaped waxy particles after eclosion. The waxy…”
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Cuticular hydrocarbons of the flea beetles, Aphthona lacertosa and Aphthona nigriscutis, biocontrol agents for leafy spurge (Euphorbia esula) by Nelson, Dennis R, Olson, Denise L, Fatland, Charlotte L

“…The adult beetles Aphthona lacertosa and Aphthona nigriscutis, used as biocontrol agents for leafy spurge, had a complex mixture of hydrocarbons on their…”
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Waxes and lipids associated with the external waxy structures of nymphs and pupae of the giant whitefly, Aleurodicus dugesii by Nelson, Dennis R, Freeman, Thomas P, Buckner, James S

“…The nymphs and pupae of the giant whitefly, Aleurodicus dugesii, produce large quantities of external lipids, both as waxy particles and as waxy filaments. The…”
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Qualitative and quantitative differences in cuticular hydrocarbons between laboratory and field colonies of Pogonomyrmex barbatus by Tissot, Madeleine, Nelson, Dennis R, Gordon, Deborah M

“…Ants held in the laboratory and field ants of the species Pogonomyrmex barbatus have quantitative differences in their cuticular hydrocarbons and a qualitative…”
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Novel wax esters and hydrocarbons in the cuticular surface lipids of the red harvester ant, Pogonomyrmex barbatus by Nelson, Dennis R., Tissot, Madeleine, Nelson, Lori J., Fatland, Charlotte L., Gordon, Deborah M.

“…The cuticular surface lipids of the red harvester ant, Pogonomyrmex barbatus, were found to contain minor amounts of novel wax esters, in addition to the major…”
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Mass spectra methyl-branched hydrocarbons from eggs of the tobacco hornworm by Nelson, D.R, Sukkestad, D.R, Zaylskie, R.G

“…Hydrocarbons from three homologous series of branched alkanes from the eggs of the tobacco hornworm, Manduca sexta (L.), were identified by mass spectrometry…”
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Bemisia argentifolii (Homoptera: Aleyrodidae) Colonization on Upland Cottons and Relationships to Leaf Morphology and Leaf Age by Chu, Chang-Chi, Freeman, Thomas P, Buckner, James S, Henneberry, Thomas J, Nelson, Dennis R, Walker, Gregory P, Natwick, Eric T

“…We compared Bemisia argentifolii Bellows & Perring colonization on Stoneville (ST) 474 and Deltapine (DPL) 5415 cottons, Gossypium hirsutum L., in the field…”
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Very Long-Chain Methyl-Branched Alcohols and Their Acetate Esters in the Internal Lipids of Lepidopteran Pupae: Cochylis hospes, Diatraea grandiosella, Homoeosoma electellum, Heliothis virescens and Helicoverpa zea by Nelson, Dennis R, Fatland, Charlotte L

“…Very long-chain methyl-branched alcohols (VLMA; C35 > C46) and their acetate esters were characterized in the internal lipids of developing mid-stage pupae of…”
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ultrastructural study of the relationship between the mite Floracarus perrepae Knihinicki & Boczek (Acariformes: Eriophyidae) and the fern Lygodium microphyllum (Lygodiaceae) by Freeman, Thomas P, Goolsby, John A, Ozman, Sebahat K, Nelson, Dennis R

“…The ultrastructure of the mite Floracarus perrepae was investigated in relation to its host, Lygodium microphyllum, the Old World climbing fern. Floracarus…”
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Chemical and physical analyses of wax ester properties by Patel, Sejal, Nelson, Dennis R., Gibbs, Allen G.

“…Wax esters are major constituents of the surface lipids in many terrestrial arthropods, but their study is complicated by their diversity. We developed a…”
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Cuticular hydrocarbons of tsetse flies II:Glossina fuscipes fuscipes, G. palpalis palpalis, G. p. gambiensis, G. tachinoides, andG. brevipalpis by Nelson, D R, Carlson, D A, Fatland, C L

“…The alkanes (methylalkanes) were analyzed from both sexes of four members of thepalpalis group of tsetse flies,Glossina fuscipes fuscipes, G. palpalis…”
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