Results 41 to 50 of about 82,652 (164)

Sulfur Isotopic Fractionation of the Youngest Chang'e‐5 Basalts: Constraints on the Magma Degassing and Geochemical Features of the Mantle Source

open access: yesGeophysical Research Letters, 2022
The unusually prolonged volcanism at the Chang'e‐5 (CE‐5) landing site remains a mystery. To constrain the geochemical features of the CE‐5 mantle source, we performed in situ sulfur isotope analysis on sulfides of the CE‐5 basalts.
Xiaoying Liu   +9 more
doaj   +1 more source

Hyperparasitoids use herbivore-induced plant volatiles to locate their parasitoid host.

open access: yesPLoS Biology, 2012
Plants respond to herbivory with the emission of induced plant volatiles. These volatiles may attract parasitic wasps (parasitoids) that attack the herbivores. Although in this sense the emission of volatiles has been hypothesized to be beneficial to the
Erik H Poelman   +9 more
doaj   +1 more source

Plant volatiles and components influencing behavior of the field slug, deroceras-reticulatum (mull)

open access: yes, 1980
A new bioassay was devised in which slugs were allowed to follow trails of the aqueous volatiles isolated from plants by vacuum distillation. Volatiles from lettuce, carrot and dandelion induced greatest response.
Pickett, J. A.   +2 more
core   +1 more source

Improvement of a synthetic lure for Anopheles gambiae using compounds produced by human skin microbiota [PDF]

open access: yes, 2011
Background - Anopheles gambiae sensu stricto is considered to be highly anthropophilic and volatiles of human origin provide essential cues during its host-seeking behaviour.
Smallegange, R.C.   +21 more
core   +1 more source

Use of volatiles of Aristolochia chilensis (Aristolochiaceae) in host searching by fourth-instar larvae and adults of Battus polydamas archidamas (Lepidoptera: Papilionidae: Troidini)

open access: yesEuropean Journal of Entomology, 2009
Papilionid butterflies of the tribe Troidini are specialists on plants of the family Aristolochiaceae. The role of plant volatiles in host recognition by adult and larval stages of these insects remains unknown.
Carlos F. PINTO   +3 more
doaj   +1 more source

Sequential pyrolysis for understanding specific influence of cellulose- and lignin-derived volatiles on properties of counterpart char

open access: yesGreen Chemical Engineering
Interactions of cellulose- and lignin-derived intermediates have been well documented during pyrolysis of lignocellulosic biomass. The reaction network for the interactions is rather complex, as cellulose-derived volatiles could interact/react with not ...
Yuewen Shao   +9 more
doaj   +1 more source

Two-step learning involved in acquiring olfactory preferences for plant volatiles by parasitic wasps

open access: yes, 2012
Aphidius ervi is a parasitic wasp of several aphid species, including Acyrthosiphon pisum. This wasp is used as a biological control agent of its host aphid species in many regions of the world. Compared with responses to volatiles from intact plants, A.
Pickett, J. A.   +6 more
core   +1 more source

Pitted Terrain on Vesta and Implications for the Presence of Volatiles. [PDF]

open access: yes, 2012
We investigated the origin of unusual pitted terrain on asteroid Vesta, revealed in images from the Dawn spacecraft. Pitted terrain is characterized by irregular rimless depressions found in and around several impact craters, with a distinct morphology
Reddy, V.   +44 more
core   +1 more source

Analisis senyawa volatil dari ekstrak tanaman yang berpotensi sebagai atraktan parasitoid telur wereng batang coklat, Anagrus nilaparvatae (Pang et Wang) (Hymenoptera: Mymaridae)

open access: yesJurnal Entomologi Indonesia, 2015
Plants produce volatiles as communication cues intra- or inter- species. Infested plants by herbivores will produce volatiles as indirect defense mechanism that attracts natural enemies of herbivores.
Surjani Wonorahardjo   +4 more
doaj   +1 more source

Effects of Selenium Nanoparticle Application on Flavor Volatiles of Aromatic Rice

open access: yesFoods
Aromatic rice is famous for its pleasant aroma which consists of many flavor volatiles. The present study was to explore the effects of selenium nanoparticle (SeNP) application on flavor volatiles of aromatic rice based on a worldwide database of flavor ...
Haowen Luo   +7 more
doaj   +1 more source

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