Results 11 to 20 of about 48,675 (282)

Host tree preference and performance of the Eurasian spruce bark beetle (Ips typographus) on Scots pine. [PDF]

open access: yesPest Manag Sci
Ips typographus showed lower reproductive output in an occasional host (Pinus sylvestris) under laboratory conditions, and did not prefer its main host (Picea abies) over P. sylvestris in two‐choice bioassays. Abstract BACKGROUND The Eurasian spruce bark beetle, Ips typographus, is one of the most serious pests of Norway spruce (NS, Picea abies), with ...
Burchards JG, Kandasamy D, Andersson MN.
europepmc   +2 more sources

A comparison of GC-FID and PTR-MS toluene measurements in ambient air under conditions of enhanced monoterpene loading [PDF]

open access: yes, 2010
Toluene was measured using both a gas chromatographic system (GC), with a flame ionization detector (FID), and a proton transfer reaction-mass spectrometer (PTR-MS) at the AIRMAP atmospheric monitoring station Thompson Farm (THF) in rural Durham, NH ...
Ambrose, Jesse L.   +9 more
core   +4 more sources

A synthetic biochemistry platform for cell free production of monoterpenes from glucose. [PDF]

open access: yes, 2017
Cell-free systems designed to perform complex chemical conversions of biomass to biofuels or commodity chemicals are emerging as promising alternatives to the metabolic engineering of living cells.
Bowie, James U   +2 more
core   +2 more sources

Anaerobic Degradation of Bicyclic Monoterpenes in Castellaniella defragrans

open access: yesMetabolites, 2018
The microbial degradation pathways of bicyclic monoterpenes contain unknown enzymes for carbon–carbon cleavages. Such enzymes may also be present in the betaproteobacterium Castellaniella defragrans, a model organism to study the anaerobic monoterpene ...
Edinson Puentes-Cala   +3 more
doaj   +1 more source

Tolerance of Plant Monoterpenes and Diterpene Acids by Four Species of Lymantriidae (Lepidoptera) Exhibiting a Range of Feeding Specificities [PDF]

open access: yes, 2018
Lymantriidae (Lepidoptera) is a family of leaf-feeding insects that includes some of the most damaging forest pests worldwide. Species within this family vary widely in feeding specificity.
Powell, Jaimie S, Raffa, Kenneth F
core   +3 more sources

Organosulfate Formation in Biogenic Secondary Organic Aerosol [PDF]

open access: yes, 2008
Organosulfates of isoprene, α-pinene, and β-pinene have recently been identified in both laboratory-generated and ambient secondary organic aerosol (SOA).
Chan, Arthur W. H.   +13 more
core   +1 more source

Seasonal measurements of total OH reactivity fluxes, total ozone loss rates and missing emissions from Norway spruce in 2011 [Discussion paper] [PDF]

open access: yes, 2012
Numerous reactive volatile organic compounds (VOCs) are emitted into the atmosphere by vegetation. Most biogenic VOCs are highly reactive towards the atmosphere's most important oxidant, the hydroxyl (OH) radical.
Bonn, Boris   +5 more
core   +1 more source

Monoterpene regulation of Ras and Ras-related protein expression

open access: yesJournal of Lipid Research, 2003
Monoterpenes, derived primarily from plants, are products of the isoprenoid biosynthetic pathway and function as chemical messengers with diverse functions. The biochemical bases for these activities are largely undefined.
Sarah A. Holstein, Raymond J. Hohl
doaj   +1 more source

Preparation of Ecofriendly Formulations Containing Biologically Active Monoterpenes with Their Fumigant and Residual Toxicities against Adults of Culex pipiens

open access: yesJournal of Tropical Medicine, 2016
Different mixtures of monoterpenes (ketone, alcohol, and alkene) were loaded on paper discs and wax and their knockdown activities were evaluated against Culex pipiens adults.
Mohamed E. I. Badawy   +4 more
doaj   +1 more source

Enantioselective total synthesis of putative dihydrorosefuran, a monoterpene with an unique 2,5-dihydrofuran structure

open access: yesBeilstein Journal of Organic Chemistry, 2022
An original synthesis of the structure of dihydrorosefuran, a compound allegedly identified in Artemisia pallens and Tagetes mendocina, has been developed.
Irene Torres-García   +5 more
doaj   +1 more source

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