30 research outputs found

    Thysanoptera (Thrips) Within Citrus Orchards in Florida: Species Distribution, Relative and Seasonal Abundance Within Trees, and Species on Vines and Ground Cover Plants

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    Seven citrus orchards on reduced to no pesticide spray programs were sampled for Thysanoptera in central and south central Florida. Inner and outer canopy leaves, fruits, twigs, trunk scrapings, vines and ground cover plants were sampled monthly between January 1995 and January 1996. Thirty-six species of thrips were identified from 2,979 specimens collected from within citrus tree canopies and 18,266 specimens from vines and ground cover plants within the seven citrus orchards. The thrips species included seven predators [Aleurodothrips fasciapennis (Franklin), Karnyothrips flavipes (Jones), K. melaleucus (Bagnall), Leptothrips cassiae (Watson), L. macroocellatus (Watson), L. pini (Watson), and Scolothrips sexmaculatus (Pergande)] 21 plant feeding species [Anaphothrips n. sp., Arorathrips mexicanus (Crawford), Aurantothrips orchidaceous (Bagnall), Baileyothrips limbatus (Hood), Chaetanaphothrips orchidii (Moulton), Danothrips trifasciatus (Sakimura), Echinothrips americanus (Morgan), Frankliniella bispinosa (Morgan), F. cephalica (Crawford), F. fusca (Hinds), F. gossypiana (Hood), Frankliniella sp. (runneri group), Haplothrips gowdeyi (Franklin), Heliothrips haemorrhoidalis (Bouché), Leucothrips piercei (Morgan), Microcephalothrips abdominalis (Crawford), Neohydatothrips floridanus (Watson), N. portoricensis (Morgan), Pseudothrips inequalis (Beach), Scirtothrips sp., and Thrips hawaiiensis (Morgan)]; and eight fungivorous feeding species [Adraneothrips decorus (Hood), Hoplandrothrips pergandei (Hinds), Idolothripinae sp., Merothrips floridensis (Watson), M. morgani (Hood), Neurothrips magnafemoralis (Hinds), Stephanothrips occidentalis Hood and Williams, and Symphyothrips sp.]. Only F. bispinosa, C. orchidii, D. trifasciatus, and H. haemorrhoidalis have been considered economic pests on Florida citrus. Scirtothrips sp. and T. hawaiiensis were recovered in low numbers within Florida citrus orchards. Both are potential pest species to citrus and possibly other crops in Florida. The five most abundant thrips species collected within citrus tree canopies were: A. fasciapennis, F. bispinosa, C. orchidii, K. flavipes, and D. trifasciatus. In comparison, the following five thrips species were most abundant on vines or ground cover plants: F. bispinosa, H. gowdeyi, F. cephalica, M. abdominalis, and F. gossypiana. Fifty-eight species of vines or ground cover plants in 26 families were infested with one or more of 27 species of thrips

    Genus Culicoides (Diptera-Ceratopogonidae) in central Missouri : species, seasonal abundance, activity

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    Digitized 2007 AES.Includes bibliographical references (page 24)

    Report from Working Group 3: Beyond the standard model physics at the HL-LHC and HE-LHC

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    This is the third out of five chapters of the final report [1] of the Workshop on Physics at HL-LHC, and perspectives on HE-LHC [2]. It is devoted to the study of the potential, in the search for Beyond the Standard Model (BSM) physics, of the High Luminosity (HL) phase of the LHC, defined as 33 ab1^{-1} of data taken at a centre-of-mass energy of 14 TeV, and of a possible future upgrade, the High Energy (HE) LHC, defined as 1515 ab1^{-1} of data at a centre-of-mass energy of 27 TeV. We consider a large variety of new physics models, both in a simplified model fashion and in a more model-dependent one. A long list of contributions from the theory and experimental (ATLAS, CMS, LHCb) communities have been collected and merged together to give a complete, wide, and consistent view of future prospects for BSM physics at the considered colliders. On top of the usual standard candles, such as supersymmetric simplified models and resonances, considered for the evaluation of future collider potentials, this report contains results on dark matter and dark sectors, long lived particles, leptoquarks, sterile neutrinos, axion-like particles, heavy scalars, vector-like quarks, and more. Particular attention is placed, especially in the study of the HL-LHC prospects, to the detector upgrades, the assessment of the future systematic uncertainties, and new experimental techniques. The general conclusion is that the HL-LHC, on top of allowing to extend the present LHC mass and coupling reach by 2050%20-50\% on most new physics scenarios, will also be able to constrain, and potentially discover, new physics that is presently unconstrained. Moreover, compared to the HL-LHC, the reach in most observables will, generally more than double at the HE-LHC, which may represent a good candidate future facility for a final test of TeV-scale new physics

    ATLAS Run 1 searches for direct pair production of third-generation squarks at the Large Hadron Collider

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    Lanceacheyla Xia, Klompen and Childers

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    <i>Lanceacheyla</i> Xia, Klompen and Childers, gen. nov. <p> <b>Type species</b>: <i>Lanceacheyla whartoni</i> Xia, Klompen and Childers, sp. n.</p> <p> <b>Diagnosis</b> Female: palp tarsus with 4 setae, 2 comb-like and 2 sickle-like. Palp claw with 5–6 teeth. Palp tibia with 3, genu with 2, and femur with 3 setae. Rostral shield with granulate texture. Peritremes arched, with 6–7 pairs of links. Eyes absent. Dorsum with an anterior and a posterior shield, both with similar squamiform setae; humeral setae (<i>c2</i>) lanceolate, elongate, almost twice as long as dorsal shield setae. Modest hypertrichy of “ <i>c</i> ” setae on anterior dorsal shield, posterior shield with 9 setae. Setae <i>ps1–ps3</i> and outer seta on coxal field III smooth, filiform. All legs shorter than idiosoma, all tarsi with smooth claws and well-developed empodia. Solenidion Φ on tibia II present, tibia I seta <i>v”</i> and femur III seta <i>v</i> absent.</p> <p> Male: most characteristics as in female but humeral setae (<i>c2</i>) narrowly squamiform, not lanceolate; longer than dorsal setae. Posterior dorsal shield with 7, rather than 9, setae.</p> <p> Teleonymph: most characteristics as in female but dorsum with one large anterior and five smaller posterior shields. All dorsal shield setae narrowly squamiform; humeral setae (<i>c2</i>) lanceolate, almost twice as long as other dorsal shield setae.</p> <p> <b>Etymology.</b> The generic name is a combination of “lancea” (lance) to indicate the shape of the humeral setae and “cheyletia”, a common generic ending in Cheyletidae.</p>Published as part of <i>Xia, Bin, Klompen, Hans & Childers, Carl C., 2011, A new genus and species of Cheyletidae (Acariformes: Prostigmata) from citrus trees in Florida, pp. 29-36 in Zootaxa 2796</i> on page 30, DOI: <a href="http://zenodo.org/record/205347">10.5281/zenodo.205347</a&gt
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