Release rates of tetradecen-1-ol acetates from polymeric formulations in relation to temperature and air velocity.

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：: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：:A sequence of reactions is presented for inverting the configurations of both epoxide carbons in 1,2-disubstituted epoxides. As examples, (+)-disparlure was converted to its enantiomer, (-)-disparlure, andexo-endo conversion of a cyclohexene oxide was demonstrated. ...

journal_title：Journal of chemical ecology

authors： Oliver JE,Waters RM,Harrison DJ

更新日期：1996-02-01 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：: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：:A study was undertaken to assess the effect of parthenin--a sesquiterpene lactone from Parthenium hysterophorus--on the germination, growth, and some associated physiological changes in Ageratum conyzoides. The study reveals that germination and growth of A. conyzoides was severely reduced by parthenin in the concentr...

journal_title：Journal of chemical ecology

authors： Singh HP,Batish DR,Kohli RK,Saxena DB,Arora V

更新日期：2002-11-01 00:00:00

abstract：:Details of the syntheses of the four stereoisomers of 8-methyl-2-decanol and its propanoate ester are given. The racemic ester, two of its stereoisomers, and one stereoisomer as an acetate are attractive to several species ofDiabrotica. The key steps in the syntheses involve high-performance liquid chromatograpic reso...

journal_title：Journal of chemical ecology

authors： Sonnet PE,Carney RL,Henrick C

更新日期：1985-10-01 00:00:00

abstract：:The protein-precipitating capacities of tanniferous extracts from immature and mature leaves of threeShorea spp. (Dipterocarpaceae) seedlings were measured by an adaptation of Goldstein and Swain's β-glucosidase precipitation assay. Protein precipitation by the extracts was not correlated with total phenolics (Folin-D...

journal_title：Journal of chemical ecology

authors： Becker P,Martin JS

更新日期：1982-11-01 00:00:00

abstract：:Three different methods for the culture of rumen microorganisms (Hungate's technique, the Hohenheim in vitro gas production method, and the semicontinuous rumen simulation technique) were employed to study the influence of various alkaloids (sparteine, lupanine, cytisine, atropine, quinidine, lobeline, harmaline, arec...

journal_title：Journal of chemical ecology

authors： Aguiar R,Wink M

更新日期：2005-04-01 00:00:00

abstract：:Olfactory responses of 72- to 96-hr-old, 24-hr starved adult male, female, or mixed-sex groups of the red flour beetle,Tribolium castaneum (Herbst), to volatiles from wheat and millet kernels, certain milled fractions, and solvent extracts were recorded by using a lightsensitive apparatus. Wheat-germ volatiles from in...

journal_title：Journal of chemical ecology

authors： Seifelnasr YE,Hopkins TL,Mills RB

更新日期：1982-12-01 00:00:00

abstract：:Female smaller tea tortrix mothsAdoxophyes sp. (Lepidoptera: Tortricidae), which initiated calling at 1, 2, or 3 days old, respectively, were analyzed individually for (Z)-11-tetradecenyl acetate (Z11-14:OAc) and (Z)-9-tetradecenyl acetate (Z9-14: OAc) in the pheromone gland via GLC. Among different age groups, broad ...

journal_title：Journal of chemical ecology

authors： Kou R,Chow YS

更新日期：1991-09-01 00:00:00

abstract：:Adoxophyes honmai, a serious pest of tea plants, prefers to lay eggs on mature tea leaves rather than young leaves. Here, we examined a hypothesis that Ascogaster reticulata, an egg-larval parasitoid of A. honmai, increases the likelihood of encountering host egg masses by searching mature tea leaves when host-derived...

journal_title：Journal of chemical ecology

authors： Komatsuzaki S,Piyasaengthong N,Matsuyama S,Kainoh Y

更新日期：2021-02-01 00:00:00

abstract：:The effect of brief pheromone exposures on responses of codling moth (Cydia pomonella L.) males was tested by flight-tunnel and electroantennogram (EAG) studies. Males were preexposed to pheromone for up to 3 min as they sat in release cages or for shorter times (a few seconds to several min) upon initiating flights o...

journal_title：Journal of chemical ecology

authors： Stelinski LL,Gut LJ,Miller JR

更新日期：2006-07-01 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：:The ability to discriminate nestmates from non-nestmates in insect societies is essential to protect colonies from conspecific invaders. The acceptance threshold hypothesis predicts that organisms whose recognition systems classify recipients without errors should optimize the balance between acceptance and rejection....

journal_title：Journal of chemical ecology

authors： Nascimento DL,Nascimento FS

更新日期：2012-11-01 00:00:00

abstract：:Racemicezo-brevicomin, racemic frontalin, and myrcene were released at two proportions (5∶1∶400 and 1∶1∶1), each at three levels (1 ×, 10 ×, and 100 ×) in a ponderosa pine forest in central California. The 5∶1∶400 mix was based on an estimate of the relative amounts released from a ponderosa pine under attack by the w...

journal_title：Journal of chemical ecology

authors： Tilden PE,Bedard WD

更新日期：1985-06-01 00:00:00

abstract：:Multicomponent pheromone systems are common in many insect species. As our knowledge about the number of different chemical compounds actually involved in a particular communication system increases, so too does the need for an efficient neural mechanism for the encoding of behaviorially relevant odor compounds. Here ...

journal_title：Journal of chemical ecology

authors： O'Connell RJ,Beauchamp JT,Grant AJ

更新日期：1986-02-01 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：:HPLC analysis of crude dichloromethane extracts of shaken liquid cultures of the hyphomycetous fungusTolypocladium geodes Gams revealed the presence of efrapeptins. These peptides, which have mitochondrial ATPase inhibitory activity as well as antifungal and insecticidal properties, are previously known only from the ...

journal_title：Journal of chemical ecology

authors： Krasnoff SB,Gupta S

更新日期：1991-10-01 00:00:00

abstract：:Pharmacophagy of methyl eugenol (ME)--a highly potent male attractant, by Bactrocera papayae results in the hydroxylation of ME to sex pheromonal components, 2-ally-4,5-dimethoxyphenol (DMP) and (E)-coniferyl alcohol (CF). These compounds, which are also male attractants, are then sequestered and stored in the rectal ...

journal_title：Journal of chemical ecology

authors： Hee AK,Tan KH

更新日期：2004-11-01 00:00:00

abstract：:A current model of amino acid chemoreception has generated the idea that pH affects the efficiency of stimulus-receptor binding by altering the charge distribution on stimulus molecules. The model suggests that amino acids are maximally stimulatory near their isoelectric points. We point out that, within a broad range...

journal_title：Journal of chemical ecology

authors： Tierney AJ,Atema T

更新日期：1988-01-01 00:00:00

abstract：:The ability of stink bugs to release high amounts of strong-smelling and irritating defensive compounds is related to their metathoracic gland (MTG), which is an exocrine gland with defensive, sexual, alarm and aggregation signal functions. Orsilochides leucoptera (Scutelleridae) is a widespread species in the Neotrop...

journal_title：Journal of chemical ecology

authors： de Melo DJ,da Silva MR,Moliterno AAC,Zarbin PHG

更新日期：2020-06-01 00:00:00

abstract：:The antifungal activity of essential oil (EO) from the Brazilian epazote (Chenopodium ambrosioides L.) was evaluated by the poison food assay at concentrations of 0.3%, 0.1%, and 0.05% with eight postharvest deteriorating fungi (Aspergillus flavus, Aspergillus glaucus, Aspergillus niger, Aspergillus ochraceous, Collet...

journal_title：Journal of chemical ecology

authors： Jardim CM,Jham GN,Dhingra OD,Freire MM

更新日期：2008-09-01 00:00:00

abstract：:Since the mid 1990s, Phytophthora ramorum has been responsible for the widespread mortality of tanoaks, as well as several oak species throughout California and Oregon forests. However, not all trees die, even in areas with high disease pressure, suggesting that some trees may be resistant to the pathogen. In this stu...

journal_title：Journal of chemical ecology

authors： Ockels FS,Eyles A,McPherson BA,Wood DL,Bonello P

更新日期：2007-09-01 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：:When provided a choice between grass species with C3 or C4 photosynthetic pathways, larvae of range caterpillar,Hemileuca oliviae Cockerell, selected C4 grasses. The basis for host selection was examined by conducting analyses of moisture, crude protein, total available carbohydrate, sucrose, glucose, astringency, con...

journal_title：Journal of chemical ecology

authors： Capinera JL,Renaud AR,Roehrig NE

更新日期：1983-10-01 00:00:00

abstract：:2,4-Dihydroxy-7-methoxy-1,4-benzoxazin-3-one (DIMBOA), the major hydroxamic acid present in corn, and its tritiated derivative, were prepared synthetically for use in the determination of the toxicokinetics of this insect deterrent in the European corn borer (ECB),Ostrinia nubilalis. In growth studies with DIMBOA (0, ...

journal_title：Journal of chemical ecology

authors： Campos F,Atkinson J,Arnason JT,Philogène BJ,Morand P,Werstiuk NH,Timmins G

更新日期：1989-07-01 00:00:00

abstract：:Lodgepole pines, Pinus contorta Douglas ex Louden var. latifolia Engelm. ex S. Watson, are encountering increased abiotic stress and pest activity due to recent increases in temperature and changes in precipitation throughout their range. This tree species counters these threats by producing secondary metabolites, inc...

journal_title：Journal of chemical ecology

authors： Wallis CM,Huber DP,Lewis KJ

更新日期：2011-06-01 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：:Sirex noctilio females are known to be attracted to stem sections of stressed pine trees for oviposition. The volatile profiles and attractiveness of Eastern white pine (Pinus strobus) and two chemotypes of Scots pine (P. sylvestris) were compared after stem injection with herbicide. In general, trap captures on herbi...

journal_title：Journal of chemical ecology

authors： Böröczky K,Zylstra KE,McCartney NB,Mastro VC,Tumlinson JH

更新日期：2012-02-01 00:00:00