Field method for sampling chemicals released by active insects.

abstract：:Coupled gas chromatographic (GC)-electroantennographic detection (EAD) analyses of ovipositor extract of calling Hessian fly, Mayetiola destructor, females revealed that seven compounds elicited responses from male antennae. Four of the compounds-(2S)-tridec-2-yl acetate, (2S,10Z)-10-tridecen-2-yl acetate, (2S,10E)-10...

journal_title：Journal of chemical ecology

authors： Andersson MN,Haftmann J,Stuart JJ,Cambron SE,Harris MO,Foster SP,Franke S,Francke W,Hillbur Y

更新日期：2009-01-01 00:00:00

abstract：:Chemical mimicry is an effective strategy when signal receivers recognize and discriminate models by relying on chemical cues. Some aphid enemies mimic the cuticular chemicals of aphids through various means thus avoiding detection and attack by aphid-tending ants. However, because ants have been reported to learn the...

journal_title：Journal of chemical ecology

authors： Hayashi M,Nomura M,Nakamuta K

更新日期：2016-03-01 00:00:00

abstract：:Arboreal marsupials consume terpenes in quantities that are toxic to other mammals, indicating that they possess special detoxification mechanisms. The metabolic fate of dietary terpenes was studied in the common ringtail possum (Pseudocheirus peregrinus). Three animals were fedEucalyptus radiata leaf for 10 days. Lea...

journal_title：Journal of chemical ecology

authors： McLean S,Foley WJ,Davies NW,Brandon S,Duo L,Blackman AJ

更新日期：1993-08-01 00:00:00

abstract：:A spatial-temporal model for personal computers is developed that simulates trapping of an insect population based on trap and population parameters that can be varied independently. The model allows individual "insects" to move forward at any step size with right or left turns within any specified angle taken at rand...

journal_title：Journal of chemical ecology

authors： Byers JA

更新日期：1993-09-01 00:00:00

abstract：:Several chemical modifications of a synthetic fermented egg (SFE) lure were field tested on free-ranging coyotes (Canis latrans) to determine the effects of odor intensity and quality on their behavioral responses. SFE was modified for testing by (1) enhancing one of the four basic odor components (fruity, sulfurous, ...

journal_title：Journal of chemical ecology

authors： Bullard RW,Turkowski FJ,Kilburn SR

更新日期：1983-07-01 00:00:00

abstract：:The sex pheromone of the obscure mealybug, Pseudococcus viburni, consists of (1R*,2R*,3S*)-(2,3,4,4-tetramethylcyclopentyl)methyl acetate, the first example of a new monoterpenoid structural motif in which the two isoprene units forming the carbon skeleton are joined by 2'-2 and 3'-4 connections rather than the usual ...

journal_title：Journal of chemical ecology

authors： Millar JG,Midland SL,McElfresh JS,Daane KM

更新日期：2005-12-01 00:00:00

abstract：:An apparatus was developed for investigating the release rates of pheromone formulations at temperatures and air velocities that correspond with those in the field. Polyurethane foam proved an excellent adsorbent for the recovery of tetradecen-1-ol acetates, allowing high air flows at low differential pressure and wit...

journal_title：Journal of chemical ecology

authors： van der Kraan C,Ebbers A

更新日期：1990-04-01 00:00:00

abstract：:The promethea moth Callosamia promethea is one of three species of silkmoths from the genus Callosamia that occur in North America. Cross attraction of males to heterospecific calling females has been observed in the field, and hybrid progeny have been produced by pairing heterospecifics in captivity. These observatio...

journal_title：Journal of chemical ecology

authors： Gago R,Allison JD,McElfresh JS,Haynes KF,McKenney J,Guerrero A,Millar JG

更新日期：2013-10-01 00:00:00

abstract：:Two applications of isolates ofPaecilomyces marquandii from suppressive chinampa soils or P. lilacinus from Peru, fungi that parasitize nematode eggs, generally gave better control of tomato root-knot due toMeloidogyne incognita than did a single application. The effects on root galling by each of thePaecilomyces isol...

journal_title：Journal of chemical ecology

authors： Marban-Mendoza N,Garcia-E R,Dicklow MB,Zuckerman BM

更新日期：1992-05-01 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：:Tarbush (Flourensia cernua DC) is a native perennial shrub prevalent in many parts of the Chihuahuan Desert. Ruminants have exhibited limited use of tarbush leaves and new leaders as a forage during the summer growing season. Efforts to increase use of tarbush by lambs through spraying with various organic solvents we...

journal_title：Journal of chemical ecology

authors： Estell RE,Anderson DM,Havstad KM

更新日期：1994-05-01 00:00:00

abstract：:Traps baited with semiochemicals are often used to investigate the chemical ecology of scolytids and associated insects. One statistical problem frequently encountered in these studies are treatments that catch no insects and, thus, have zero mean and variance, such as blank or control traps. A second problem is the u...

journal_title：Journal of chemical ecology

authors： Reeve JD,Strom BL

更新日期：2004-08-01 00:00:00

abstract：:Flehmen (or "lipcurl") is a response of male mammals primarily to female urine, performed primarily during the reproductive season. To elucidate the components of female urine that release the Flehmen, urine of black-tailed deer (Odocoileus hemionus columbianus) was fractionated, and the fractions were presented to ca...

journal_title：Journal of chemical ecology

authors： Crump D,Swigar AA,West JR,Silverstein RM,Müller-Schwarze D,Altieri R

更新日期：1984-02-01 00:00:00

abstract：:The effect of protein and birch bark powder (BBP) content of forage on detoxification capacity of root voles (Microtus oeconomus) was studied. Young voles were fed with eight different diets for two weeks. Individuals on low (3%) protein diets had significantly lighter livers and kidneys than those on moderate (6%) or...

journal_title：Journal of chemical ecology

authors： Harju A

更新日期：1996-04-01 00:00:00

abstract：:In this study we examined the role of sorghum flavonoids in providing resistance against corn leaf aphid (CLA) Rhopalosiphum maidis. In sorghum, accumulation of these flavonoids is regulated by a MYB transcription factor, yellow seed1 (y1). Functional y1 alleles accumulate 3-deoxyflavonoids (3-DFs) and 3-deoxyanthocya...

journal_title：Journal of chemical ecology

authors： Kariyat RR,Gaffoor I,Sattar S,Dixon CW,Frock N,Moen J,De Moraes CM,Mescher MC,Thompson GA,Chopra S

更新日期：2019-06-01 00:00:00

abstract：:This work reports the development and use of techniques for characterizing volatile chemicals emitted by the multicolored Asian lady beetle, Harmonia axyridis (Pallas) (Coleoptera: Coccinellidae), in an effort to identify the semiochemicals involved in establishment and persistence of overwintering beetle aggregations...

journal_title：Journal of chemical ecology

authors： Brown AE,Riddick EW,Aldrich JR,Holmes WE

更新日期：2006-11-01 00:00:00

abstract：:The major volatile components in the extract of the female sex pheromone gland ofAmorbia cuneana consisted of (E,E)- and (E,Z)-10,12-tetradecadien-1-ol acetates. The identification was based on electroantennogram bioassay of gas Chromatographic effluent from sex pheromone gland extract, relative retention times on pol...

journal_title：Journal of chemical ecology

authors： McDonough LM,Hoffmann MP,Bierlleonhardt BA,Smithhisler CL,Bailey JB,Davis HG

更新日期：1982-01-01 00:00:00

abstract：:In crop plants, both mechanical damage and insect attack trigger rapid changes in gene transcription. We investigated whether insect herbivory differs from a general wound response, and if so, is the induction specific to the pest/host plant interaction? Herbivory by beet armyworm (BAW; Spodoptera exigua) caterpillars...

journal_title：Journal of chemical ecology

authors： Lawrence SD,Novak NG

更新日期：2004-12-01 00:00:00

abstract：:Chemical investigation of the Dufour gland contents of three species ofMyrmecia by GC and GC-MS showed thatM. gulosa andM. nigriceps contain predominantly linear hydrocarbons, whereasM. pilosula contains acetates, aldehydes, and propionates. The major components ofM. gulosa andM. nigriceps are (Z)-8-heptadecene, penta...

journal_title：Journal of chemical ecology

authors： Jackson BD,Billen JP,Morgan ED

更新日期：1989-08-01 00:00:00

abstract：:Information processing in the olfactory pathway underlying the perception of semiochemicals by insects is discussed. Both the chemical message for mates and the message for food consist of blends of chemicals. Olfactory receptors in an insect species are tuned to the detection of those compounds which comprise such ch...

journal_title：Journal of chemical ecology

authors： Visser JH,de Jong R

更新日期：1988-11-01 00:00:00

abstract：:A cotton wool plug, used as the source for pheromone release, was placed in closed 1-quart Mason jars, either at the mouth or at the rear of the jar. Air sampling of the two components of the sex pheromone (total 2.2 mg at the source) of the almond moth (Ephestia cautella) female showed that the saturation period near...

journal_title：Journal of chemical ecology

authors： Shani A

更新日期：1990-03-01 00:00:00

abstract：:The chemical compositions of anal sac secretions of seven mustelid species were examined by thin-layer chromatography, gas chromatography, and mass spectrometry. The analyses showed great similarities between species belonging to the genusMustela, i.e.,M. erminea,M. nivalis,M. vison, andM. putorius, whereasMaries mart...

journal_title：Journal of chemical ecology

authors： Brinck C,Erlinge S,Sandell M

更新日期：1983-06-01 00:00:00

abstract：:Fertile queens of the antMonomorium pharaonis produce a chemical substance which is not present in worker ants or in young, alate (virgin) queens. The material has been identified as (E,E,E)-1-isopropenyl-4,8,12-trimethylcyclotetradeca-3,7,11-triene (neocembrene). This chemical is produced in the Dufour's gland of fer...

journal_title：Journal of chemical ecology

authors： Edwards JP,Chambers J

更新日期：1984-12-01 00:00:00

abstract：:In response to feeding damage, Lima bean releases herbivore-induced plant volatiles (HIPV), which are generally assumed to attract carnivorous arthropods as an indirect defense. While many studies have focused on such tritrophic interactions, few have investigated effects of HIPV on herbivores. I used natural herbivor...

journal_title：Journal of chemical ecology

authors： Heil M

更新日期：2004-06-01 00:00:00

abstract：:Cardenolides are classically studied steroidal defenses in chemical ecology and plant-herbivore coevolution. Although milkweed plants (Asclepias spp.) produce up to 200 structurally different cardenolides, all compounds seemingly share the same well-characterized mode of action, inhibition of the ubiquitous Na+/K+ ATP...

journal_title：Journal of chemical ecology

authors： Züst T,Petschenka G,Hastings AP,Agrawal AA

更新日期：2019-01-01 00:00:00

abstract：:To determine how individual phenolic acids in a mixture might affect phosphorus (P) uptake, 15-day-old cucumber seedlings grown in solution culture were treated with ferulic, vanillic,p-coumaric, or equimolar mixtures of these phenolic acids. Phenolic acid and P uptake were determined by solution depletion. The joint ...

journal_title：Journal of chemical ecology

authors： Lyu SW,Blum U,Gerig TM,O'Brien TE

更新日期：1990-08-01 00:00:00

abstract：:Four acetates,Z-5-decenyl acetate,Z-5-,Z-7-, andZ-9-dodecenyl acetates, in microgram ratios of 1∶200∶2∶1 or 1∶200∶6∶2 were excellent, specific sex pheromone blends for capturing male redbacked cutworm moths in cone traps. Blends in ratios of 1∶200∶2∶1 and 2∶200∶2∶1 at 1000 μg/ rubber septum dispenser remained highly e...

journal_title：Journal of chemical ecology

authors： Struble DL

更新日期：1981-05-01 00:00:00

abstract：:The cuticular chemicals of 124 individual wasps (foundresses and workers) from 23 colonies ofPolistes fuscatus were analyzed. The compounds identified, all of which were hydrocarbons, were similar to those of other vespid wasps in that the bulk of the hydrocarbons were 23-33 carbons in chain length. However, the hydro...

journal_title：Journal of chemical ecology

authors： Espelie KE,Gamboa GJ,Grudzien TA,Bura EA

更新日期：1994-07-01 00:00:00

abstract：:This study describes the identification of an aggregation pheromone for the pepper weevil,Anthonomus eugenii and field trials of a synthetic pheromone blend. Volatile collections and gas chromatography revealed the presence of six male-specific compounds. These compounds were identified using chromatographic and spect...

journal_title：Journal of chemical ecology

authors： Eller FJ,Bartelt RJ,Shasha BS,Schuster DJ,Riley DG,Stansly PA,Mueller TF,Shuler KD,Johnson B,Davis JH,Sutherland CA

更新日期：1994-07-01 00:00:00

abstract：:Electroantennograms (EAGs) were recorded from male and female moths of two sympatric leaf folder species,Cnaphalocrocis medinalis (Gue-née) andMarasmia patnalis Bradley (Lepidoptera: Pyralidae) to 91 volatile chemicals of plant origin. Responses of both leaf folder species were similar to all compounds except to three...

journal_title：Journal of chemical ecology

authors： Ramachandran R,Khan ZR,Caballero P,Juliano BO

更新日期：1990-09-01 00:00:00