Chemical and ultrastructural analysis of corn cuticular lipids and their effect on feeding by fall armyworm larvae.

abstract：:Urine of male house mice, Mus musculus, is known to have primer pheromone effects on the reproductive physiology of female mice. Urine-mediated releaser pheromone effects that trigger certain behavioral responses are much less understood, and no field studies have investigated whether urine deposits by male or female ...

journal_title：Journal of chemical ecology

authors： Musso AE,Gries R,Zhai H,Takács S,Gries G

更新日期：2017-03-01 00:00:00

abstract：:The allelopathic interaction between sorghum [Sorghum bicolor (L.) Moench] and 10 species of grass and broadleaf weeds was investigated. Germination of weed seeds was slightly inhibited or stimulated, depending on species, when incubated in closed Petri dishes with germinating sorghum. Subsequent radicle and hypocotyl...

journal_title：Journal of chemical ecology

authors： Panasiuk O,Bills DD,Leather GR

更新日期：1986-06-01 00:00:00

abstract：:Tree volatiles and pheromones produced by southern bark beetles were bioassayed for response by the clerid predatorThanasimus dubius (F.). Upwind flights in a laboratory olfactometer, modified from Visser (1976), were used to determine the attractiveness of compounds. Differences in response to a solvent control and p...

journal_title：Journal of chemical ecology

authors： Mizell RF 3rd,Frazier JL,Nebeker TE

更新日期：1984-01-01 00:00:00

abstract：:Microplitis croceipes is a solitary parasitoid that specializes on noctuid larvae of Helicoverpa zea and Heliothis virescens. Both the parasitoid and its hosts are naturally distributed across a large part of North America. When parasitoids deposit their eggs into hosts, venom and polydnaviruses (PDVs) are also inject...

journal_title：Journal of chemical ecology

authors： Tan CW,Peiffer M,Hoover K,Rosa C,Felton GW

更新日期：2019-12-01 00:00:00

abstract：:The aggregation-attachment pheromone componentso-nitrophenol (ONP) and methyl salicylate (MS) in maleAmblyomma variegatum ticks appeared after three days of feeding on the host and reached high values after about six days. Variable quantities of 1.3-7.3 μg ONP and about 0.6 μg MS were present within ticks. ONP and MS ...

journal_title：Journal of chemical ecology

authors： Diehl PA,Guerin P,Vlimant M,Steullet P

更新日期：1991-05-01 00:00:00

abstract：:In field tests in Europe, traps baited with a blend of isoamyl alcohol, acetic acid, and isobutanol (compounds previously found attractive to a number of noctuids in North America) caught the following noctuid moths: Agrotis segetum Schiff., Agrotis crassa Hbn., Agrotis exclamationis L., Amathes (Xestia) c-nigrum L., ...

journal_title：Journal of chemical ecology

authors： Tóth M,Szarukán I,Dorogi B,Gulyás A,Nagy P,Rozgonyi Z

更新日期：2010-06-01 00:00:00

abstract：:Termite colonies are almost always founded by a pair of winged dispersers, in spite of the high costs and low success rates inherent in independent colony foundation. The dispersal flights of imagoes from natal colonies are followed by mate search, mediated by sex-pairing pheromones. Here, we studied the chemistry of ...

journal_title：Journal of chemical ecology

authors： Dolejšová K,Křivánek J,Kalinová B,Hadravová R,Kyjaková P,Hanus R

更新日期：2018-06-01 00:00:00

abstract：:The genetic nature of pheromone variation within species has rarely been studied, and never for male-produced long-range pheromones. Males from western North American populations of Ips pini produce predominantly (R)-(-)-ipsdienol, whereas those from eastern North American populations produce higher proportions of (S)...

journal_title：Journal of chemical ecology

authors： Domingue MJ,Starmer WT,Teale SA

更新日期：2006-05-01 00:00:00

abstract：:Tachinid flies commonly use the pheromones and allomones of stink bugs (Pentatomidae) as host-finding kairomones. Pheromone-baited traps for predaceous (Podisus spp.) and phytophagous (Euschistus spp.) pentatomids were used to obtain tachinid parasitoids in order to study the semiochemical relationships between these ...

journal_title：Journal of chemical ecology

authors： Aldrich JR,Zhang A

更新日期：2002-08-01 00:00:00

abstract：:Many species of longhorn beetles (Coleoptera: Cerambycidae) utilize male-produced aggregation-sex pheromones that attract both sexes. However, the reasons why and the details of how this type of pheromone is used by cerambycids and other coleopteran species that utilize analogous male-produced pheromones remain unclea...

journal_title：Journal of chemical ecology

authors： Collignon RM,Cale JA,McElfresh JS,Millar JG

更新日期：2019-03-01 00:00:00

abstract：:In addition to 2-methyl-4-heptanone, 6-methyl-5-hepten-2-one, and iridodials, the anal gland exudate of the dolichoderine ant,Tapinoma simrothi, contains 4-heptanone and 4-hydroxy-4-methyl-2-pentanone. The secretion functions as an alarm pheromone. ...

journal_title：Journal of chemical ecology

authors： Hefetz A,Lloyd HA

更新日期：1983-05-01 00:00:00

abstract：:The female parasitic waspCotesia kariyai discriminated between the volatiles of corn leaves infested by younger host larvaePseudaletia separata (first to fourth instar) and uninfested leaves in a Y-tube olfactometer; the wasps were attracted to the infested leaves. In contrast, when corn plants were infested by the la...

journal_title：Journal of chemical ecology

authors： Takabayashi J,Takahashi S,Dicke M,Posthumus MA

更新日期：1995-03-01 00:00:00

abstract：:The chemical components of tarbush (Flourensia cernua) leaves were fractionated by extracting successively with hexanes, diethyl ether, and ethanol. Volatile profiles of each fraction were identified by using GC-MS. The hexanes fraction contained mostly monoterpenoids, while the ethanol fraction volatiles were primari...

journal_title：Journal of chemical ecology

authors： Tellez M,Estell R,Fredrickson E,Powell J,Wedge D,Schrader K,Kobaisy M

更新日期：2001-11-01 00:00:00

abstract：:The concentration of leaf mono- and sesquiterpenes is greater in nitrate-limited than in nitrate-richHeterotheca subaxillaris plants and is highest in young leaves and declines with leaf age. To determine whether rates of volatile terpene synthesis and/or loss vary with nitrate availability and leaf age, incorporation...

journal_title：Journal of chemical ecology

authors： Mihaliak CA,Lincoln DE

更新日期：1989-05-01 00:00:00

abstract：:Straight-chained lepidopteran pheromones are now regulated under a group standard in New Zealand, which is generic for moth pheromone products of similar low risk, under the Hazardous Substances and New Organisms Act (1996). This means that compliant new pheromone products can be developed and commercialized with low ...

journal_title：Journal of chemical ecology

authors： Suckling DM,El-Sayed AM,Walker JT

更新日期：2016-07-01 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 field responses of English populations of the Dutch elm disease vectors,Scolytus multistriatus andS. scolytus to baits containing 4-methyl-3-heptanol, a host synergist [(-)-α-cubebene or (-)-limonene] and (±)-α-, (+)-β-, (-)-β-, (±)-γ-, or (±)-δ-multistriatin were examined. (±)-α-Multistriatin, released at 5-10 μg...

journal_title：Journal of chemical ecology

authors： Blight MM,Fielding NJ,King CJ,Ottridge AP,Wadhams LJ,Wenham MJ

更新日期：1983-01-01 00:00:00

abstract：:Locoweeds are Astragalus and Oxytropis species that contain the toxic alkaloid swainsonine. Swainsonine accumulates in all parts of the plant with the highest concentrations found in the above ground parts. A fungal endophyte, Undifilum oxytropis, found in locoweed plant species, is responsible for the synthesis of sw...

journal_title：Journal of chemical ecology

authors： Cook D,Gardner DR,Ralphs MH,Pfister JA,Welch KD,Green BT

更新日期：2009-10-01 00:00:00

abstract：:Fertilizer effects on terpene production have been noted in numerous reports. In contrast, only a few studies have studied the response of leaf terpene content to naturally different soil fertility levels. Terpene content, as determined by gas chromatography/mass spectrometry/flame ionization detector, and growth of P...

journal_title：Journal of chemical ecology

authors： Ormeño E,Baldy V,Ballini C,Fernandez C

更新日期：2008-09-01 00:00:00

abstract：:Populations ofAedes sierrensis (Ludlow) completed development in tannic acid solutions over a wide concentration range (i.e., 0-1.0 g/liter) in artificial microcosms exposed to field conditions. The most notable effects of high tannic acid concentration were to slow larval developmental rates and to reduce numbers of ...

journal_title：Journal of chemical ecology

authors： Mercer DR

更新日期：1993-06-01 00:00:00

abstract：:Bacillus subtilis strains are known to produce a vast array of antimicrobial compounds. However, some compounds remain to be identified. Disk assays performed in vitro with Bacillus subtilis CU12 showed a significant reduction in mycelial growth of Alternaria solani, Botrytis cinerea, Fusarium sambucinum, and Pythium ...

journal_title：Journal of chemical ecology

authors： Wise C,Novitsky L,Tsopmo A,Avis TJ

更新日期：2012-12-01 00:00:00

abstract：:An inexpensive, silent, maintenance-free suction/adsorption system is described for efficiently collecting submicrogram quantities of odors over a wide range of volatilities under field conditions. The samples can later be submitted to gas chromatographic-mass spectrometric analyses. An example is given with odors sam...

journal_title：Journal of chemical ecology

authors： Cane JH,Jonsson T

更新日期：1982-01-01 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：:Larvae of the mothUtetheisa ornatrix are shown to cannibalize eggs in the laboratory. They proved most cannibalistic if they were systemically deficient in pyrrolizidine alkaloid (PA), the defensive agent that protectsUtetheisa at all stages of development against predation, and whichUtetheisa acquire as larvae from t...

journal_title：Journal of chemical ecology

authors： Bogner F,Eisner T

更新日期：1991-11-01 00:00:00

abstract：:The ability to detoxify defensive compounds of competitors provides key ecological advantages that can influence community-level processes. Although common in plants and bacteria, this type of detoxification interaction is extremely rare in animals. Here, using laboratory behavioral assays and analyses of videotaped i...

journal_title：Journal of chemical ecology

authors： LeBrun EG,Diebold PJ,Orr MR,Gilbert LE

更新日期：2015-10-01 00:00:00

abstract：:Three allelochemicals from rye or its breakdown products were evaluated for activity on garden cress (Lepidum sativum L.), barnyardgrass [Echinochloa crus-galli (L.) Beauv.], cucumber (Cucumis sativus L.), and snap bean (Phaseolus vulgaris L.). 2,4-Dihydroxy-1,4(2H)-benzoxazin-3-one (DIBOA), 2(3H)-benzoxazolinone (BOA...

journal_title：Journal of chemical ecology

authors： Chase WR,Nair MG,Putnam AR

更新日期：1991-01-01 00:00:00

abstract：:Compounds from the metasternal and Brindley's glands of the blood-sucking bug, Triatoma infestans, were identified by solid phase microextraction (SPME) and gas chromatography-mass spectrometry. Volatile compounds released by adult bugs during copulation or after mechanical disturbance were also characterized. Six com...

journal_title：Journal of chemical ecology

authors： Manrique G,Vitta AC,Ferreira RA,Zani CL,Unelius CR,Lazzari CR,Diotaiuti L,Lorenzo MG

更新日期：2006-09-01 00:00:00

abstract：:Volatile components of Pachycoris stallii scent gland secretions and the bug's host plant, Croton californicus, were identified by gas chromatography and mass spectroscopy. The predominant compounds isolated from C. californicus fruit and leaves were beta-myrcene and beta-caryophyllene. Metathoracic gland secretions o...

journal_title：Journal of chemical ecology

authors： Williams L 3rd,Evans PE,Bowers WS

更新日期：2001-02-01 00:00:00

abstract：:Larvae ofDanaus plexippus feed almost exclusively on milkweed species of the genusAsclepias, whose characteristic secondary metabolites are cardiac glycosides (CGs). Aposematic last-instar larvae were fed with ouabain and other cardiac glycosides of differing polarities. Time course experiments show that ouabain is se...

journal_title：Journal of chemical ecology

authors： Frick C,Wink M

更新日期：1995-05-01 00:00:00

abstract：:The ontogeny of the five queen mandibular gland semiochemicals that initiate and maintain the retinue behavior of worker honeybees was investigated by quantitative splitless capillary gas chromatography. No detectable pheromone is present at the time of eclosion, but decenoic acid levels build up rapidly during the fi...

journal_title：Journal of chemical ecology

authors： Slessor KN,Kaminski LA,King GG,Winston ML

更新日期：1990-03-01 00:00:00