Results 71 to 80 of about 1,952 (214)

Genetic differentiation estimates for cpDNA and mtDNA across various Abies species and other conifers sympatric to Abies balsamea.

open access: yes, 2015
1FST, differentiation among populations;2FSC, differentiation among populations within groups;3D, Jost’s differentiation index;4n/a, data not available.Genetic differentiation estimates for cpDNA and mtDNA across various Abies species and other conifers ...
Jean Beaulieu (717956)   +3 more
core   +1 more source

An integrated framework to identify and characterize regional‐scale insect dispersal

open access: yesEcological Applications, Volume 36, Issue 3, April 2026.
Abstract Forest pest insects cause major socio‐economic impacts, global losses of millions of dollars, and ecosystem changes. A key challenge for their management is tracing regional dispersal events critical to outbreak dynamics. We developed an integrated tracing framework for pest insects by combining isotope geolocation, ecological data, and ...
Felipe Dargent   +9 more
wiley   +1 more source

DFT calculations and ROESY NMR data for the diastereochemical characterization of cytotoxic tetraterpenoids from the oleoresin of Abies balsamea [PDF]

open access: yes, 2015
Eight non-carotenoid tetraterpenoids, abibalsamins C-J (3-10), were isolated from the oleoresin of Abies balsamea. Their chemical structures were determined based on analysis of 1D/2D NMR and MS data.
Benoit Roger (1451914)   +11 more
core   +1 more source

Phaenops abies

open access: yes, 2021
97. Phaenops abies (Champlain and Knull, 1923) New State Record: Carlton County, South side, Ditch Banks Rd. T49, R19W, S18, 22 June–29 June 2001 (trap interval), J.
Hallinen, Marie J.   +3 more
core   +1 more source

Disproportionate Belowground Carbon Loss and Ecotone Sensitivity in Boreal Peatland Wildland Fires: Insights From LiDAR and Field Data

open access: yesGlobal Biogeochemical Cycles, Volume 40, Issue 4, April 2026.
Abstract Peatlands play a critical role in the global carbon (C)‐climate cycle, acting as vast long‐term stores of disproportionately large quantities of C relative to their land area. In recent decades, climate‐driven shifts in fire regimes and peatland hydrophysical properties have occurred across Canada's boreal regions, increasing concerns about ...
K. Nelson   +4 more
wiley   +1 more source

Abibalsamins A and B, Two New Tetraterpenoids from Abies balsamea Oleoresin

open access: yes, 2016
Abibalsamins A (1) and B (2), two unprecedented tetraterpenoids featuring a 3,4-seco-rearranged lanostane system fused with a β-myrcene lateral chain via a [4 + 2] Diels–Alder cycloaddition, were isolated from the oleoresin of Abies balsamea.
Serge Lavoie (580073)   +5 more
core   +1 more source

Quantifying and Mapping Regional C, N and P Stocks From Temperate Fens, Bogs, and Forested Peatlands Using Detailed Peat Bathymetry

open access: yesJournal of Geophysical Research: Biogeosciences, Volume 131, Issue 4, April 2026.
Abstract Peatlands are known to store significant amounts of carbon (C), nitrogen (N) and phosphorus (P) globally. At the regional level, however, C stocks are often poorly assessed as peat depth variability within and among different types of individual peatlands is often ignored, and nutrient stock assessments are rare or based on limited ...
Julien Arsenault   +3 more
wiley   +1 more source

Concepts and Methods for Identifying Species Niche Edges, Potentially Truncated Edges, and Climate Risks and Opportunities

open access: yesGlobal Ecology and Biogeography, Volume 35, Issue 4, April 2026.
ABSTRACT Aim Unmitigated climate change will subject species to environments unlike any experienced for millions of years, creating new risks and opportunities for species, especially where niches are truncated and novel climates open previously unavailable portions of the fundamental niche.
Nora Schlenker, John W. Williams
wiley   +1 more source

Forest health, heart rot disease, and their impact on the source of carbon‐based greenhouse gas fluxes

open access: yesNew Phytologist, Volume 250, Issue 2, Page 921-933, April 2026.
Summary Forest health is critical for sustaining ecosystem services like carbon sequestration. Heart rot, a widespread disease in upland northern hardwood forests, may affect greenhouse gas (CO2 and CH4) fluxes, but its impacts remain poorly measured. Using non‐destructive tomography and direct gas flux measurements, we quantified the effects of heart ...
Chathuranga K. Senevirathne   +4 more
wiley   +1 more source

THE GAS EXCHANGE PARAMETERS OF Abies balsamea (L) MILL. AND Abies concolor SAPLINGS, GROWN UNDER VARIOUS WATER REGIME, EXPOSED TO EXTREME DROUGHT STRESS AT THE END OF THE GROWING SEASON

open access: yes, 2021
Two-year-old (plug+1) containerized Abies balsamea (L) Mill. and Abies concolor seedlings were grown under various irrigation in the greenhouse to examine gas exchange parameters end of the growing period when they were exposed to extreme drought stress.
Koç, İsmail
core  

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