Chirality of synergistic sex pheromone components of the western hemlock looperLambdina fiscellaria lugubrosa (HULST) (Lepidoptera: Geometridae).

abstract：:We evaluated the effects of tannic acid and purified perrsimmon tannin on survival and reproduction of bean bugs, Riptortus clavatus.Feeding behavior of R. clavatus was also examined on sweet (cv. Fuyu) and astringent (cv. Chongdosi) persimmon fruits. Soluble tannin in sweet persimmon fruits decreased from 3% in early...

journal_title：Journal of chemical ecology

authors： Park CG,Lee KC,Lee DW,Choo HY,Albert PJ

更新日期：2004-11-01 00:00:00

abstract：:We report the comparative inducing effects of a phytopathogen and a herbivorous arthropod on the performance of an herbivore. Tomato, Lycopersicon esculentum Mill., was used as the test plant, and tomato mosaic virus (ToMV) and corn earworm, Helicoverpa armigera Hübner, were used as the phytopathogen and herbivore, re...

journal_title：Journal of chemical ecology

authors： Lin L,Shen TC,Chen YH,Hwang SY

更新日期：2008-03-01 00:00:00

abstract：:Although several studies have elucidated the role of plant epicuticular waxes in host recognition and oviposition by herbivorous insects, there is little known about this subject in Chrysomelidae. In the present study, chemical cues for host recognition behavior and oviposition by the monophagous chrysomelid species C...

journal_title：Journal of chemical ecology

authors： Müller C,Hilker M

更新日期：2001-05-01 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：:Evidence for the the ability of birds to detect olfactory signals is now well documented, yet it remains unclear whether birds secrete chemicals that can be used as social cues. A potential source of chemical cues in birds is the secretion from the uropygial gland, or preen gland, which is thought to waterproof, maint...

journal_title：Journal of chemical ecology

authors： Tuttle EM,Sebastian PJ,Posto AL,Soini HA,Novotny MV,Gonser RA

更新日期：2014-09-01 00:00:00

abstract：:Olfactometric bioassays showed that nymphs of crowded desert locusts,Schistocerca gregaria, aggregated in response to volatiles derived from their feces and to volatiles emitted from the feces of young adults, but were indifferent to volatiles emitted by older adult feces. On the other hand, young and older adults wer...

journal_title：Journal of chemical ecology

authors： Obeng-Ofori D,Torto B,Njagi PG,Hassanali A,Amiani H

更新日期：1994-08-01 00:00:00

abstract：:The Colorado potato beetle feeds only on glycoalkaloid-laden solanaceous plants, appears to be toxic to predators, and has aposematic coloration, suggesting the beetle may sequester alkaloids from its host plants. This study tested 4th instars and adults, as well as isolated hemolymph and excrement, to determine if th...

journal_title：Journal of chemical ecology

authors： Armer CA

更新日期：2004-04-01 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：: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

abstract：:Dendroctonus ponderosae Hopkins andIps paraconfusus Lanier of both sexes produced most of their complement of terpene alcohols at normal to elevated levels in the absence of readily culturable microorganisms. However, there was some evidence that microbial involvement may be required by maleI. paraconfusus to produce ...

journal_title：Journal of chemical ecology

authors： Hunt DW,Borden JH

更新日期：1989-05-01 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：:High foliar phenolics are generally assumed to increase resistance to insect herbivores, but recent studies show that tobacco lines modified to over- and underexpress phenolics do not exhibit higher constitutive resistance to caterpillars. This is contrary to the expectation that ingestion of tobacco phenolics, partic...

journal_title：Journal of chemical ecology

authors： Johnson KS,Felton GW

更新日期：2001-12-01 00:00:00

abstract：:Membrane feeding studies were conducted to determine the effects of raw juices and chemical extracts of leaves of aphid-resistant (ICV-12) and aphid-susceptible (ICV-1) cultivars of cowpea [Vigna unguiculata L. (Walp.)], on the survival, growth, and reproduction of cowpea aphidAphis craccivora Koch. Life table and dem...

journal_title：Journal of chemical ecology

authors： Annan IB,Tingey WM,Schaefers GA,Saxena KN

更新日期：1996-07-01 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：:The chemical composition of some volatile (2-heptanol) and nonvolatile constituents (a homologous 9-alkene/alkane series) of Mormolyca ringens flowers and Scaptotrigona sp. queen waxes (homologous 9-alkene/alkane series) and cephalic extracts (homologous series of 2-alkanols, including 2-heptanol) involved with the ps...

journal_title：Journal of chemical ecology

authors： Flach A,Marsaioli AJ,Singer RB,Amaral Mdo C,Menezes C,Kerr WE,Batista-Pereira LG,Corrêa AG

更新日期：2006-01-01 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：:We tested the activity of 11 main compounds identified from Pinus plants on the growth of Dictyostelium discoideum NC4. Four concentrations (1, 0.1, 0.01, 0.001 microg/microl) of each compound were tested using a disk volatilization technique following germination of D. discoideum NC4 spores. Photographs of D. discoid...

journal_title：Journal of chemical ecology

authors： Hwang JY,Kim JH,Yun KW

更新日期：2004-06-01 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 subsocial tenebrionid Parastizopus armaticeps Pér. is parasitized by the closely related Eremostibes opacus Koch (Coleoptera: Tenebrionidae). We found that the pygidial defensive secretions of both species are similar and contain a mixture of 1,4-benzoquinones, 1-alkenes, and monoterpene hydrocarbons. The 1-alkene...

journal_title：Journal of chemical ecology

authors： Geiselhardt S,Szepat T,Rasa OA,Peschke K

更新日期：2006-04-01 00:00:00

abstract：:Burying beetles of the genus Nicrophorus localize small vertebrate carcasses by emitted volatiles. The carcass that serves as reproduction and breeding site is buried in the soil by the beetles. Biparental care for offspring includes both preservation of the carrion and its preparation as diet and nursery. Buried carc...

journal_title：Journal of chemical ecology

authors： Degenkolb T,Düring RA,Vilcinskas A

更新日期：2011-07-01 00:00:00

abstract：:In studies of feeding by the bark beetle, Ips paraconfusus, two pine stilbenes (pinosylvin and pinosylvin methyl ether), ferulic acid glucoside, and enantiomers of the four most common sugars present in ponderosa pine phloem (sucrose, glucose, fructose, and raffinose) did not stimulate or reduce male feeding when assa...

journal_title：Journal of chemical ecology

authors： McNee WR,Bonello P,Storer AJ,Wood DL,Gordon TR

更新日期：2003-05-01 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：:The doubly cyclized bile pigment sarpedobilin (3) represents a unique case in nature. In spite of being present in trace amounts in many butterfly and moth species containing pterobilin (1) or phorcabilin (2) as the main bilin, this substance occurs as the main pigment in a restricted number of species geographically ...

journal_title：Journal of chemical ecology

authors： Barbier M

更新日期：1990-03-01 00:00:00

abstract：:Extracts of Paranemastoma quadripunctatum (Opiliones, Dyspnoi, Nemastomatidae) contained seven components, all of which likely originated from the secretion of well-developed prosomal scent glands. The two main components (together accounting for more than 90% of the secretion) were identified as 1,4-naphthoquinone an...

journal_title：Journal of chemical ecology

authors： Raspotnig G,Leutgeb V,Schaider M,Komposch C

更新日期：2010-02-01 00:00:00

abstract：:The responses of Glossina morsitans morsitans Westwood to guaiacol (2-methoxyphenol), a mild repellent constituent of bovid odors, and seven analogues comprising 2-methoxyfuran, 2,4-dimethylphenol, 2-methoxy-4-methylphenol (4-methylguaiacol), 4-ethyl-2-methoxyphenol (4-ethylguaiacol), 4-allyl-2-methoxyphenol (4-allylg...

journal_title：Journal of chemical ecology

authors： Saini RK,Hassanali A

更新日期：2007-05-01 00:00:00

abstract：:Solid phase microextraction (SPME) has become a common technique for volatile sampling due to its ease of use and limited technical requirements. The solvent-free nature of SPME is also exceptionally attractive for gas chromatography mass spectrometry (GC/MS) analysis. To ensure efficient transfer of the sample to the...

journal_title：Journal of chemical ecology

authors： Gaffke AM,Alborn HT

更新日期：2021-01-18 00:00:00

abstract：:Chemical communication is a dominant method of communication throughout the animal kingdom and can be especially important in group-living animals in which communicating threats, either from predation or other dangers, can have large impacts on group survival. Social insects, in particular, have evolved a number of ph...

journal_title：Journal of chemical ecology

authors： Norman VC,Butterfield T,Drijfhout F,Tasman K,Hughes WO

更新日期：2017-03-01 00:00:00

abstract：:Sterol acquisition by soilborne plant pathogens of the genus Phytophthora is presumed to involve extracellular proteins belonging to class-I elicitins. However, little is known about the relationship between sterol availability and elicitin secretion. The objective of this study was to determine the expression of clas...

journal_title：Journal of chemical ecology

authors： Yousef LF,Yousef AF,Mymryk JS,Dick WA,Dick RP

更新日期：2009-07-01 00:00:00

abstract：:Mammalian scent marking is often associated with territorial defense. However, males and females may demonstrate different activity patterns and play different roles. Female mammals nurture the young during lactation, while males purportedly perform other tasks more frequently, such as territorial maintenance and defe...

journal_title：Journal of chemical ecology

authors： Rosell F,Thomsen LR

更新日期：2006-06-01 00:00:00

abstract：:The fire ant, Solenopsis invicta (Hymenoptera: Formicidae), is considered one of the most aggressive and invasive species in the world. Toxic bait systems are used widely for control, but they also affect non-target ant species and cannot be used in sensitive ecosystems such as organic farms and national parks. The fi...

journal_title：Journal of chemical ecology

authors： Suckling DM,Stringer LD,Bunn B,El-Sayed AM,Vander Meer RK

更新日期：2010-07-01 00:00:00