Antennal olfactory response of boll weevil to grandlure and vicinal dimethyl analogs.

abstract：:Bee propolis is a sticky amalgamation of plant resins collected by honeybees (Apis mellifera L.) and used in the hive for filling cracks and repairing combs. Propolis contains a diversity of compounds of plant origin, and is reported to have medicinal, antimicrobial, insecticidal, and phytotoxic properties. We examine...

journal_title：Journal of chemical ecology

authors： Johnson KS,Eischen FA,Giannasi DE

更新日期：1994-07-01 00:00:00

abstract：:In nature, Papilio polytes utilizes a limited range of rutaceous plants as hosts. We isolated and identified oviposition stimulants for the butterfly from the foliage of its primary host plant Toddalia asiatica. Females readily deposited eggs in response to a methanolic extract of the plant. Partition of the extract w...

journal_title：Journal of chemical ecology

authors： Nakayama T,Honda K,Omura H,Hayashi N

更新日期：2003-07-01 00:00:00

abstract：:The qualitative and quantitative composition of the principal lipid constituents of Siberian musk deer (Moschus moschiferus) preputial gland secretion, main odor carriers and potential precursors of odorous substances, was investigated by means of high-performance liquid chromatography. Free fatty acids and phenols (1...

journal_title：Journal of chemical ecology

authors： Sokolov VE,Kagan MZ,Vasilieva VS,Prihodko VI,Zinkevich EP

更新日期：1987-01-01 00:00:00

abstract：:The sex pheromone of the hibiscus flower borer Rehimena surusalis (Walker) (Lepidoptera: Crambidae) was analyzed by gas chromatography with electroantennographic detection (GC-EAD) and GC-mass spectrometry (GC/MS). Three EAD-active components were found in crude pheromone gland extracts of calling females. GC/MS and G...

journal_title：Journal of chemical ecology

authors： Honda H,Yamasaki R,Sumiuchi Y,Uehara T,Matsuyama S,Ando T,Naka H

更新日期：2015-11-01 00:00:00

abstract：:Polydimethylsiloxane (PDMS) materials were used to quantify levels of the photosynthesis inhibitor sorgoleone in the undisturbed rhizosphere of sorghum plants. The materials used included stir bars coated with PDMS (stir bar sorptive extraction), technical grade optical fiber coated with a thin film of PDMS (matrix-so...

journal_title：Journal of chemical ecology

authors： Weidenhamer JD

更新日期：2005-02-01 00:00:00

abstract：:Termite societies are abundant in the tropics, and are therefore exposed to multiple enemies and predators, especially during foraging activity. Soldiers constitute a specialized defensive caste, although workers also participate in this process, and even display suicidal behavior, which is the case with the species N...

journal_title：Journal of chemical ecology

authors： Costa-Leonardo AM,da Silva IB,Janei V,Esteves FG,Dos Santos-Pinto JRA,Palma MS

更新日期：2019-09-01 00:00:00

abstract：:Two compounds recently isolated from the defensive gland ofNecrodes surinamensis, α-and β-necrodol, first representatives of a new category of monoterpenes (the necrodanes), are shown to be repellent to ants and other insects and irritating to cockroaches and flies. The compounds doubtless play a defensive role inNecr...

journal_title：Journal of chemical ecology

authors： Eisner T,Deyrup M,Jacobs R,Meinwald J

更新日期：1986-06-01 00:00:00

abstract：:Insects are the largest and most diverse group of organisms on earth, with over 1,000,000 species identified to date. Stick insects ("walkingsticks" or "phasmids", Order Phasmatodea) are known for and name-derived from their camouflage that acts as a primary line of defense from predation. However, many species also p...

journal_title：Journal of chemical ecology

authors： Dossey AT,Whitaker JM,Dancel MC,Vander Meer RK,Bernier UR,Gottardo M,Roush WR

更新日期：2012-09-01 00:00:00

abstract：:Bioassays in a Y-tube olfactometer showed that workers of Solenopsis geminata (Hymenoptera: Formicidae) were attracted to venom gland extracts of queens. Gas chromatography coupled mass spectrometry analysis of individual glands of queens of S. geminata showed that the secretion is composed mainly of a large amount of...

journal_title：Journal of chemical ecology

authors： Cruz-López L,Rojas JC,De La Cruz-Cordero R,Morgan ED

更新日期：2001-12-01 00:00:00

abstract：:Plant phenolics are crucial defense phytochemicals against herbivores and glutathione S-transferase (GST) and carboxylesterase (CarE) in herbivorous insects are well-known detoxification enzymes for such xenobiotics. To understand relationship between a plant phenolic and herbivore GST or CarE genes, we evaluated the ...

journal_title：Journal of chemical ecology

authors： Yang J,Sun XQ,Yan SY,Pan WJ,Zhang MX,Cai QN

更新日期：2017-07-01 00:00:00

abstract：:Responses of threeHylastes species,Dryocoetes autographus, and twoHylobius species to terpenes and ethanol were studied in field experiments on clear-cut forest sites in Sweden using baited ground traps.α-Pinene alone did not attract any of the six species. A terpene blend (spruce turpentine consisting mainly ofα-pine...

journal_title：Journal of chemical ecology

authors： Lindelöw A,Eidmann HH,Nordenhem H

更新日期：1993-07-01 00:00:00

abstract：:Seasonal changes in the production of primary nutrients (soluble carbohydrates) and secondary metabolites (terpenes, monomeric phenolics, and tannins) in the current needle tissue of Douglas fir were investigated. All four classes of compounds showed significant seasonal changes in concentration during foliage develop...

journal_title：Journal of chemical ecology

authors： Zou J,Cates RG

更新日期：1995-04-01 00:00:00

abstract：:The ripe fruit ofMorinda citrifolia, host plant forDrosophila sechellia is highly toxic for three closely related species (D. melanogaster, D. simulans, andD. mauritiana). Green and rotten fruits are not toxic for all species tested. Short fatty acids were found to be present in large quantities in the extract of the ...

journal_title：Journal of chemical ecology

authors： Legal L,Chappe B,Jallon JM

更新日期：1994-08-01 00:00:00

abstract：:Avoidance of occupied ovisposition sites supposes that females perceive information related to their own progency. Fatty acids identified from egg extracts have been reevaluated using a different extraction method, and we have investigated the dose-dependent oviposition response of European grape vine moths (Lobesia b...

journal_title：Journal of chemical ecology

authors： Gabel B,Thiéry D

更新日期：1996-01-01 00:00:00

abstract：:Parthenium (Parthenium hysterophorus L.) leaf residue (LP, leaf powder) inhibited salvinia (Salvinia molesta Mitchell) biomass and the number of healthy fronds at 0.25% (w/v) and killed the treated plants at and above 0.75% (w/v) in about 5-15 days, depending on the quantity of the residue. At the lethal dose, the LP ...

journal_title：Journal of chemical ecology

authors： Pandey DK

更新日期：1994-12-01 00:00:00

abstract：:Brassica nigra plants, characterized by high levels of sinigrin, and artificial aphid diets to which sinigrin was selectively added were used to rear the crucifer specialist, Brevicoryne brassicae. Aphids were provided as a food source to two species of polyphagous ladybird, Adalia bipunctata and Coccinella septempunc...

journal_title：Journal of chemical ecology

authors： Pratt C,Pope TW,Powell G,Rossiter JT

更新日期：2008-03-01 00:00:00

abstract：:The attractiveness to male navel orangeworm moth, Amyelois transitella, of various combinations of a four-component pheromone blend was measured in wind-tunnel bioassays. Upwind flight along the pheromone plume and landing on the odor source required the simultaneous presence of two components, (11Z,13Z)-hexadecadiena...

journal_title：Journal of chemical ecology

authors： Kanno H,Kuenen LP,Klingler KA,Millar JG,Cardé RT

更新日期：2010-06-01 00:00:00

abstract：:The role of the steroidal glycoalkaloid α-tomatine in the hostplant resistance of tomato to the Colorado potato beetle,Leptinotarsa decemlineata (Say) was examined in short- (24 hr; using first- and fourth-instar larvae) and long-term (first-instar larvae reared through the prepupal stage) feeding experiments. Consump...

journal_title：Journal of chemical ecology

authors： Barbour JD,Kennedy GG

更新日期：1991-05-01 00:00:00

abstract：:Several experiments have been conducted at the University of Illinois, Urbana, Illinois, to determine the role of allelopathic (autotoxicity) effects of alfalfa (Medicago sativa L.) on the establishment of alfalfa. By means of correcting any soil fertility differences and protecting the alfalfa seedlings from fungal a...

journal_title：Journal of chemical ecology

authors： Miller DA

更新日期：1983-08-01 00:00:00

abstract：:The role of volatile infochemicals emitted by feces of larvae in the host-searching behavior of the parasitoidCotesia rubecula was evaluated during single- and dual-choice tests inside a wind tunnel. The following treatments were tested: feces produced by second and fourth instars ofPieris rapae (preferred host), seco...

journal_title：Journal of chemical ecology

authors： Agelopoulos NG,Dicke M,Posthumus MA

更新日期：1995-11-01 00:00:00

abstract：:Two major components from pheromone gland extracts of Synanthedon haitangvora females were identified as (Z,Z)-3,13-octadecadienyl acetate (Z3,Z13-18:OAc) and (E,Z)-2,13-octadecadienyl acetate (E2,Z13-18:OAc), and the average ratio of these components was about 1:1. Seven minor components, (Z)-9-hexadecenyl acetate (Z...

journal_title：Journal of chemical ecology

authors： Yang CY,Kim J,Kang TJ,Jeon HY

更新日期：2009-10-01 00:00:00

abstract：:The plant secondary metabolite papyriferic acid (PA) deters browsing by snowshoe hares (Lepus americanus) on the juvenile developmental stage of the Alaska paper birch (Betula neoalaskana). However, the physiological mechanism that reduces browsing remains unknown. We used pharmacological assays and molecular modeling...

journal_title：Journal of chemical ecology

authors： Forbey JS,Pu X,Xu D,Kielland K,Bryant J

更新日期：2011-12-01 00:00:00

abstract：:The fumigant toxicity of 28 essential oils extracted from various spice and herb plants and some of their major constituents were assessed for adult coleopteransRhyzopertha dominica, Oryzaephilus surinamensis, Tribolium castaneum, andSitophilus oryzae. Three groups of active materials were distinguished: (1) The compo...

journal_title：Journal of chemical ecology

authors： Shaaya E,Ravid U,Paster N,Juven B,Zisman U,Pissarev V

更新日期：1991-03-01 00:00:00

abstract：:Many compounds related to (+)-bornyl acetate (a sex phero-mone mimic of the American cockroach) were synthesized and tested for sex pheromonal activity. All compounds except for esters of (+)- and (-)-borneol were inactive, whereas (+)-bornyl acetate (Ib) and propionate (Ic) showed the activity at 0.05 mg. Although (-...

journal_title：Journal of chemical ecology

authors： Manabe S,Nishino C

更新日期：1983-03-01 00:00:00

abstract：:Natural leachates ofEucalyptus globulus (throughfall, stemflow, and soil percolates) were collected daily during rainy spells in the vegetative period (February-July), and their effects on the germination and radicle growth ofLactuca sativa were measured. Concurrently, the effects ofL. sativa of topsoil and leachates ...

journal_title：Journal of chemical ecology

authors： Molina A,Reigosa MJ,Carballeira A

更新日期：1991-01-01 00:00:00

abstract：:The bioactivity of 22 essential oils from aromatic and medicinal plants was tested uponAcanthoscelides obtectus Say (Coleoptera, Bruchidae), a pest of kidney bean (Phaseolus vulgaris L.). The insecticidal effect was evaluated by determination of 24- and 48-hr LC50 and LC50 (from 1.50 mg/ dm(3) to more than 1000 mg/dm(...

journal_title：Journal of chemical ecology

authors： Regnault-Roger C,Hamraoui A,Holeman M,Theron E,Pinel R

更新日期：1993-06-01 00:00:00

abstract：:Defensive mutualism is widely accepted as providing the best framework for understanding how seed-transmitted, alkaloid producing fungal endophytes of grasses are maintained in many host populations. Here, we first briefly review current knowledge of bioactive alkaloids produced by systemic grass-endophytes. New findi...

journal_title：Journal of chemical ecology

authors： Saikkonen K,Gundel PE,Helander M

更新日期：2013-07-01 00:00:00

abstract：:Brown treesnakes are an invasive species to the island of Guam that have caused extensive ecological and economic damage. Efforts to control the snake population have included trapping using live mouse lures, but for logistical and economic reasons a synthetic lure is needed. When searching for live food, brown treesn...

journal_title：Journal of chemical ecology

authors： Jojola-Elverum SM,Shivik JA,Clark L

更新日期：2001-07-01 00:00:00

abstract：:Diseases of marine organisms, and sponges in particular, are increasingly reported worldwide. Prior research indicates that the survival of sponges on reefs is due largely to their production of biologically active secondary metabolites that provide protection from a diversity of stressors. Aplysina Red Band Syndrome ...

journal_title：Journal of chemical ecology

authors： Gochfeld DJ,Kamel HN,Olson JB,Thacker RW

更新日期：2012-05-01 00:00:00

abstract：:Specialized metabolites in plants influence their interactions with other species, including herbivorous insects, which may adapt to tolerate defensive phytochemicals. The chemical arsenal of Alliaria petiolata (garlic mustard, Brassicaceae) includes the glucosinolate sinigrin and alliarinoside, a hydroxynitrile gluco...

journal_title：Journal of chemical ecology

authors： Frisch T,Agerbirk N,Davis S,Cipollini D,Olsen CE,Motawia MS,Bjarnholt N,Møller BL

更新日期：2014-10-01 00:00:00