Male sex pheromonal components derived from methyl eugenol in the hemolymph of the fruit fly Bactrocera papayae.

abstract：:Castilleja (Scrophulariaceae) species of the western United States contain pyrrolizidine and quinolizidine alkaloids. TheCastilleja obtain the alkaloids by root parasitism on host plants, withSenecio atratus andS. triangularis (Asteraceae) furnishing the pyrrolizidines, and quinolizidines being obtained fromLupinus sp...

journal_title：Journal of chemical ecology

authors： Stermitz FR,Harris GH

更新日期：1987-08-01 00:00:00

abstract：:The Yunnan pine caterpillar Dendrolimus houi Lajonquière is a serious defoliator of coniferous forests in southwestern China. Gas chromatography-electroantennography (GC-EAG) analyses of extracts of female sex pheromone glands of D. houi moths revealed the presence of three compounds eliciting antennal responses. Thes...

journal_title：Journal of chemical ecology

authors： Kong XB,Zhang Z,Zhao CH,Wang HB

更新日期：2007-07-01 00:00:00

abstract：:Calocedrus formosana Florin (Cupressaceae) is an endemic tree species in Taiwan; its timber is recognized for natural decay resistance. To examine the antitermitic and antifungal activities of leaf essential oil and its main constituents, C. formosana leaves were extracted and the essential oils analyzed by GC-MS. Bio...

journal_title：Journal of chemical ecology

authors： Cheng SS,Wu CL,Chang HT,Kao YT,Chang ST

更新日期：2004-10-01 00:00:00

abstract：:Many insect pests have evolved resistance to insecticides. Along with this evolution, the sex pheromone communication system of insects also may change, and subsequently reproductive isolation may occur between resistant and susceptible populations. In this study of the diamondback moth, we found that resistant female...

journal_title：Journal of chemical ecology

authors： Xu Z,Cao GC,Dong SL

更新日期：2010-05-01 00:00:00

abstract：:Bacteria swim by rotating semirigid, left-handed helical flagellar filaments; counterclockwise (CCW) rotation produces straight swims, known as "runs," and clockwise (CW) rotation generates abrupt changes in direction, known as "tumbles." As a cell moves through its environment, alternately running and tumbling, it de...

journal_title：Journal of chemical ecology

authors： Manson MD

更新日期：1990-01-01 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：:Benzoxazolinone detoxification is similar in plants grown under sulfur deficiency conditions and in control plants grown with an optimal S supply. However, when S-deficient plants were treated with metolachlor before benzoxazolin-2(3H)-one (BOA) incubation, detoxification was reduced, as indicated by a lower accumulat...

journal_title：Journal of chemical ecology

authors： Knop M,Pacyna S,Voloshchuk N,Kant S,Müllenborn C,Steiner U,Kirchmair M,Scherer HW,Schulz M

更新日期：2007-02-01 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

abstract：:The intertidal pulmonate limpetTrimusculus reticulatus, which is found in caves or crevices along the California coast, was previously reported to contain two novel diterpenoids, 6β-isovaleroxylabda-8,13-dien-7α,15-diol (1) and 2α,7α-diacetoxy-6β-isovaleroxylabda-8,13-dien-15-ol (2). Dissection of the animals prior to...

journal_title：Journal of chemical ecology

authors： Manker DC,John Faulkner D

更新日期：1996-01-01 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：:The behavioral response of female alfalfa seed chalcids is dependent on the polarization of sky light when exposed to olfactory stimuli between 1100 and 1500 hr. Females made no orientation flights to or landings on eight unbaited targets, but when half the targets were baited with the host-plant odor of hexyl acetate...

journal_title：Journal of chemical ecology

authors： Kamm JA

更新日期：1990-02-01 00:00:00

abstract：:In the laboratory, ovipositor probing in mated femaleOlesicampe monticola was elicited by freshCephalcia lariciphila frass but not by aged frass or freshly spun larval silk. Second instar sawfly larvae andLarix needles also elicited a low level of ovipositor probing. Extracts of frass in dichloromethane, but not hexan...

journal_title：Journal of chemical ecology

authors： Longhurst C,Baker R

更新日期：1981-01-01 00:00:00

abstract：:Hydroxydanaidal, the corematal courtship pheromone of maleUtetheisa ornatrix, shows pronounced quantitative variation in natural populations of the moth. Males that, as larvae, fed on seed-bearing rather than immature food plants (Crotalaria spectabilis orC. mucronata) produce higher levels of hydroxydanaidal. Such ma...

journal_title：Journal of chemical ecology

authors： Conner WE,Roach B,Benedict E,Meinwald J,Eisner T

更新日期：1990-02-01 00:00:00

abstract：:Interdigital secretions were collected from eight male white-tailed deer of various ages. Analysis of volatiles was performed by gas chromatography-mass spectrometry with a modified headspace technique. Forty-six volatile compounds were found including alkanes, arenes, aldehydes, ketones, aliphatic acids, esters, pyrr...

journal_title：Journal of chemical ecology

authors： Gassett JW,Wiesler DP,Baker AG,Osborn DA,Miller KV,Marchinton RL,Novotny M

更新日期：1996-09-01 00:00:00

abstract：:Mutualistic associations such as the fungal farms of insects are prone to parasitism and are consequently vulnerable to attack by weeds and pests. Therefore, efficient farm management requires quick detection of weeds for their elimination. Furthermore, if the available weedicides are non-specific, then the ability of...

journal_title：Journal of chemical ecology

authors： Katariya L,Ramesh PB,Gopalappa T,Desireddy S,Bessière JM,Borges RM

更新日期：2017-10-01 00:00:00

abstract：:Phaseolus vulgaris L. cv. 'Pinto' bean is a local lesion host for the plant pathogen Southern bean mosaic virus (SBMV) and its vector is the Mexican bean beetle, Epilachna varivestis Mulsant. The objective of this study was to determine if prior feeding by the beetle would affect 'Pinto' bean's resistance to SBMV and ...

journal_title：Journal of chemical ecology

authors： Musser RO,Hum-Musser SM,Slaten-Bickford SE,Felton GW,Gergerich RC

更新日期：2002-08-01 00:00:00

abstract：:A previous flight tunnel study showed that 3-5% of European corn borer (ECB) moths, Ostrinia nubilalis (Z/E11-14:OAc), could fly upwind and make contact with sources releasing the sex pheromone of the related Asian corn borer (ACB), Ostrinia furnacalis (2:1 Z/E12-14:OAc). In this study, we show that rare males (3-4%) ...

journal_title：Journal of chemical ecology

authors： Linn CE Jr,Musto CJ,Roelofs WL

更新日期：2007-01-01 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 enantiomers of analogs of (Z)-5-decenyl acetate, a pheromone component ofAgrotis segetum, substituted by a methyl group in the 2, 3, 4, 7, and 8 positions and dimethyl substituted in the 4,7 positions, have been synthesized and studied by an electrophysiological single-cell technique and by molecular mechanics cal...

journal_title：Journal of chemical ecology

authors： Jönsson S,Malmström T,Liljefors T,Hansson BS

更新日期：1993-03-01 00:00:00

abstract：:Twenty ent-labdane diterpenes, isolated from the aquatic plants Ruppia maritima and Potamogeton natans, were tested to detect their effects on aquatic organisms from different trophic levels. Toxicity tests were performed on aquatic producers (the alga Selenastrum capricornutum), and consumers including a rotifer (Bra...

journal_title：Journal of chemical ecology

authors： Cangiano T,Dellagreca M,Fiorentino A,Isidori M,Monaco P,Zarrelli A

更新日期：2002-06-01 00:00:00

abstract：:Quantities of attractive (exo-brevicomin and frontalin) and inhibitory (trans-verbenol, verbenone, and ipsdienol) pheromones were monitored in both sexes ofDendroctonus brevicomis during their colonization of a ponderosa pine. Verbenone was found in males in the greatest amounts at the time of landing, and it declined...

journal_title：Journal of chemical ecology

authors： Byers JA,Wood DL,Craig J,Hendry LB

更新日期：1984-06-01 00:00:00

abstract：:Chemoreception in the adults of the freshwater prawnMacrobrachium rosenbergii was investigated under controlled laboratory conditions, using behavioral assays. Tests were carried out on groups, as well as on individuals, all at their intermolt stages of the molt cycle, and prestarved for three to four days. Of 28 diff...

journal_title：Journal of chemical ecology

authors： Harpaz S,Kahan D,Galun R,Moore I

更新日期：1987-09-01 00:00:00

abstract：:The mating behaviour of the signal crayfish, Pacifastacus leniusculus (Dana), has been categorised into seven distinct stages: orientation; contact; seizure; turning; mounting; spermatophore deposition; and dismounting. These categories were used in the development of a bioassay to test whether mature females release ...

journal_title：Journal of chemical ecology

authors： Stebbing PD,Bentley MG,Watson GJ

更新日期：2003-02-01 00:00:00

abstract：:Factors eliciting copulatory behavior in mature maleHylobius abietis were studied in the laboratory. Dead female weevils were sexually attractive, while dead mature males and pentane-extracted female weevils were not. The sexual attractiveness of dead females declined with time after death. Pentane extracts of whole f...

journal_title：Journal of chemical ecology

authors： Tilles DA,Eidmann HH,Solbreck B

更新日期：1988-06-01 00:00:00

abstract：:Epinotia aporema (Walsingham) is a Neotropical pest of legumes in southern South America. Its importance has increased during the last decade owing to the significant growth of soybean production in the region. Monitoring of E. aporema is difficult due to the cryptic behavior of the larvae, and hence, chemical control...

journal_title：Journal of chemical ecology

authors： Altesor P,Rossini C,Zarbin PH,González A

更新日期：2009-03-01 00:00:00

abstract：:In order to test a previous conclusion that chain-elongated analogs of (Z)-5-decenyl acetate(1), a pheromone component of the turnip moth,Agrotis segetum, adopt a loop conformation of the terminal alkyl chain in the bioactive conformation, a series of alkyl ether and enol ether analogs of1 and (Z)-5-dodecenyl acetate(...

journal_title：Journal of chemical ecology

authors： Gustavsson AL,Liljefors T,Hansson BS

更新日期：1995-06-01 00:00:00

abstract：:(Z)-5-Tetradecenyl acetate and tetradecyl acetate were identified as sex pheromone components of an unnamedPlanotortrix leafroller moth species found onAvicennia resinifera (mangrove). An equal mixture of the two compounds used as bait gave field trap catches at least as good as those baited with caged virgin females....

journal_title：Journal of chemical ecology

authors： Foster SP,Clearwater JR,Roelofs WL

更新日期：1987-03-01 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 leading hypothesis for the evolution of the metal hyperaccumulation trait in plants is as a defense against herbivores. A central piece of evidence expected for this hypothesis is that plants benefit from herbivores being deterred from eating high metal tissues. While many studies have investigated whether or not ...

journal_title：Journal of chemical ecology

authors： Vesk PA,Reichman SM

更新日期：2009-03-01 00:00:00

abstract：:Toads of the genus Bufo synthesize and accumulate bufadienolides (BDs) in their parotoid glands. BDs are cardiotonic steroids that play an important role in defense against the toads' predators. Three bufonid taxa occur in mainland Japan, Bufo japonicus formosus, B. j. japonicus, and B. torrenticola. The chemical stru...

journal_title：Journal of chemical ecology

authors： Inoue T,Nakata R,Savitzky AH,Yoshinaga N,Mori A,Mori N

更新日期：2020-10-01 00:00:00