Results 1 to 10 of about 7,533 (269)

Tracheid cross-sectional dimensions in Scots pine (Pinus sylvestris) – distributions and comparison with Norway spruce (Picea abies) [PDF]

open access: goldSilva Fennica, 2009
Cell wall thickness and tracheid radial and tangential diameter are important characteristics in papermaking. These fibre cross-sectional dimensions affect paper properties such as light scattering, and tear and tensile indexes.
Havimo, Mikko   +3 more
doaj   +2 more sources

The phenotypic and genetic effects of drought-induced stress on wood specific conductivity and anatomical properties in white spruce seedlings, and relationships with growth and wood density [PDF]

open access: yesFrontiers in Plant Science, 2023
Drought frequency and intensity are projected to increase with climate change, thus amplifying stress on forest trees. Resilience to drought implicates physiological traits such as xylem conductivity and wood anatomical traits, which are related to ...
André Soro   +10 more
doaj   +2 more sources

Variation in Tracheid Dimensions of Conifer Xylem Reveals Evidence of Adaptation to Environmental Conditions [PDF]

open access: yesFrontiers in Plant Science, 2022
Globally distributed extant conifer species must adapt to various environmental conditions, which would be reflected in their xylem structure, especially in the tracheid characteristics of earlywood and latewood.
Jingming Zheng   +4 more
doaj   +2 more sources

Xylem plasticity of root, stem, and branch in Cunninghamia lanceolata under drought stress: implications for whole-plant hydraulic integrity [PDF]

open access: yesFrontiers in Plant Science
IntroductionA better understanding of xylem hydraulic characteristics in trees is critical to elucidate the mechanisms of forest decline and tree mortality from water deficit.
Shubin Li   +12 more
doaj   +2 more sources

Consistent decrease in conifer embolism resistance from the stem apex to base resulting from axial trends in tracheid and pit traits [PDF]

open access: yesFrontiers in Plant Science
IntroductionDrought-induced embolism formation in conifers is associated with several tracheid and pit traits, which vary in parallel from stem apex to base.
Dario Zambonini   +3 more
doaj   +2 more sources

Sparse attention double-channel FCN network for numerical analysis tracheid features in larch [PDF]

open access: yesFrontiers in Plant Science, 2022
Understanding the macro-mechanical behavior of wood at the micro-scale is of great significance for the design of cell-wall-like composite materials and pulp papermaking.
Chao Li   +4 more
doaj   +2 more sources

Intra-annual fluctuation in morphology and microfibril angle of tracheids revealed by novel microscopy-based imaging. [PDF]

open access: yesPLoS ONE, 2022
Woody cells, such as tracheids, fibers, vessels, rays etc., have unique structural characteristics such as nano-scale ultrastructure represented by multilayers, microfibril angle (MFA), micro-scale anatomical properties and spatial arrangement ...
Yusuke Kita   +3 more
doaj   +2 more sources

Divergent selection predating the Last Glacial Maximum mainly acted on macro‐phenotypes in Norway spruce [PDF]

open access: yesEvolutionary Applications, 2023
The current distribution and population structure of many species were, to a large extent, shaped by cycles of isolation in glacial refugia and subsequent population expansions.
Mathieu Tiret   +7 more
doaj   +2 more sources

Callose in compression wood tracheids

open access: goldActa Societatis Botanicorum Poloniae, 2015
A study of 20 gymnospermous species has shown that in most of them callose occurs in the helical checks of the S2 layer of cell walls in the compression wood tracheids. It is suggested that owing to its swelling properties callose plays a part in the longitudinal extension of compression wood.
P. Brodzki
openalex   +4 more sources

RAPTOR: Row and position tracheid organizer in R

open access: yesDendrochronologia, 2018
Abstract Mechanistic understanding of tree-ring formation and its modelling requires a cellular-based and spatially organized characterization of a tree ring, moving from whole rings, to intra-annual growth zones and individual cells. A tracheidogram is a radial profile of conifer anatomical features, such as lumen area and cell wall thickness, of ...
Richard L Peters   +2 more
exaly   +6 more sources

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