Results 41 to 50 of about 11,541 (176)

Contemporary state and prospects of use of birch (Betula L.) species in Kyiv ornamental plantations

open access: yesІнтродукція Рослин, 2004
The question on use of Betula L. species today in ornamental plantations of Kyiv is considered. The groups of fisionomical types of main species woody plants in parks are suggested. Perspectives of introducing Betula species use in landscape compositions
L.I. Parkhomenko
doaj   +1 more source

Spatial Variability of Permafrost and Active Layer Thickness in a Forested Hillslope of the Taiga Shield

open access: yesPermafrost and Periglacial Processes, EarlyView.
ABSTRACT Under continued climate warming, understanding present‐day permafrost distribution and the controls on ground thaw are critical for predicting permafrost thaw trajectories and associated implications. This study presents a high‐resolution investigation of permafrost extent and active layer thickness (ALT) across a coniferous forested hillslope
Alana Muenchrath   +2 more
wiley   +1 more source

Footprint areas of pollen from alder (Alnus) and birch (Betula) in the UK (Worcester) and Poland (Wrocław) during 2005–2014

open access: yesActa Agrobotanica, 2015
In this study we analyzed daily pollen concentrations of Alnus spp. and Betula spp. from Worcester, UK and Wrocław, Poland. We analyzed seasonality, annual pollen index and footprint areas for the observed pollen concentrations by using the trajectory ...
Carsten Ambelas Skjøth   +6 more
doaj   +1 more source

Evaluating Testability of Permafrost Models Through Physical and Thermal Testing in Complex Mountain Terrain, Yukon, Canada

open access: yesPermafrost and Periglacial Processes, EarlyView.
ABSTRACT Due to its subsurface nature, permafrost cannot be directly observed with the naked eye or optical remote sensing. Consequently, accurately describing its distribution and thermal state is challenging. This is especially true in vast, remote environments, where obtaining comprehensive field data is demanding or improbable.
Ria Nicholson   +5 more
wiley   +1 more source

Conservation status of species used in the UK herbal medicine industry

open access: yesPLANTS, PEOPLE, PLANET, EarlyView.
Given the ongoing biodiversity crisis, sustainable use and management of medicinal plants is critical. We assessed the conservation status, threats and conservation actions of 298 species sold by UK suppliers to medical herbalists. We found that most species used are unevaluated, representing a gap in conservation knowledge, and of those with ...
Isabella Flowers   +2 more
wiley   +1 more source

Genome-wide identification and analysis of class III peroxidases in Betula pendula

open access: yesBMC Genomics, 2021
Background Class III peroxidases (POD) proteins are widely present in the plant kingdom that are involved in a broad range of physiological processes including stress responses and lignin polymerization throughout the plant life cycle.
Kewei Cai   +5 more
doaj   +1 more source

Climate‐driven intraspecific shifts in seed germination phenology: Consequences for native temperate woodland restoration and regeneration

open access: yesPLANTS, PEOPLE, PLANET, EarlyView.
As climate change alters seasonal patterns, temperate tree populations face a growing risk of phenological mismatch, where seed dispersal and germination no longer align with favourable conditions for survival. This study predicted how warming by the end of the century will affect seed dormancy breaking and germination in populations of three UK tree ...
Roberta L. C. Dayrell   +8 more
wiley   +1 more source

Genetic diversity and structure of the endangered Betula pendula subsp. fontqueri populations in the south of Spain

open access: yesSilva Fennica, 2008
Betula pendula subsp. fontqueri, present in the south of Spain, has been considered in danger of extinction and, for this reason, some regional governments in Spain have included their populations in conservation programmes.
Martín, Carmen   +3 more
doaj   +1 more source

Introgression between Betula tianshanica and Betula microphylla and its implications for conservation

open access: yesPlants, People, Planet, 2021
Societal Impact Statement In rapidly changing environments species conservation can be hindered by uncertainties in distinguishing closely related species.
Junyi Ding   +7 more
doaj   +1 more source

Functional Study of BpPP2C1 Revealed Its Role in Salt Stress in Betula platyphylla

open access: yesFrontiers in Plant Science, 2021
PP2C protein phosphatase family is one of the largest gene families in the plant genome. Many PP2C family members are involved in the regulation of abiotic stress.
Baoyue Xing   +6 more
doaj   +1 more source

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