Results 71 to 80 of about 10,026 (251)

The Influence of Location, Tree Age and Forest Habitat Type on Basic Fuel Properties of the Wood of the Silver Birch (Betula pendula Roth.) in Poland

open access: yesBioenergy Research, 2018
The most extensive study to be carried out in Poland, and one of only a few worldwide, regarding the influence of location, tree age and forest habitat type on the basic fuel properties of silver birch (Betula pendula Roth.) wood was conducted in 12 ...
H. Lachowicz   +5 more
semanticscholar   +1 more source

Classification of tree species and standing dead trees in Boreal forests using UAV‐based RGB, multispectral, and LiDAR point clouds

open access: yesRemote Sensing in Ecology and Conservation, EarlyView.
We evaluated single‐ and multi‐sensor UAV approaches for classifying tree species and standing dead trees in boreal forests, focusing on key biodiversity indicators such as European aspen. Using spectral and structural features extracted from RGB, multispectral (MSP), and LiDAR point clouds for 1,205 field‐measured trees, we compared classification ...
Anton Kuzmin   +5 more
wiley   +1 more source

Effects of Ungulate Herbivores on Temperate Forest Understory Vegetation—Implications From a Large‐Scale Wildlife Exclosure Experiment in Central Europe

open access: yesJournal of Vegetation Science, Volume 37, Issue 2, March/April 2026.
Fenced ungulate exclosure (foreground) with unfenced control plot (background). ABSTRACT Question Ungulates play a key role in influencing understory vegetation and ecosystem dynamics in temperate forests. However, how soil conditions modulate ungulate effects on understory communities remains insufficiently understood.
Alexander Seliger   +5 more
wiley   +1 more source

Tree Biomass Sensitivity to Ozone Exposure: Insights From a Decade of Free‐Air Experiments

open access: yesGlobal Change Biology, Volume 32, Issue 2, February 2026.
Using a decade of free‐air controlled exposure (FACE) experiments across 17 woody taxa, we evaluated biomass responses to O3 uptake using flux‐based metrics. Increasing phytotoxic ozone dose (POD1) caused consistent declines in relative total (RTB), aboveground (RTAB), and belowground (RTBB) biomass.
Annesha Ghosh   +8 more
wiley   +1 more source

Botanical and ecological characteristics of trees and shrubs plantings in the Dovhyntsivo Park (Kryvyi Rih)

open access: yesІнтродукція Рослин, 2012
Trees and shrub planting at Dovhyntsivo Park (Kryvyi Rih, Dnepropetrovs’k reg.) presented 74 species belonging to 57 genera and 27 families. Most of the rocks park characterized medium-high level of vitality, middle and high level of decoration.
V.M. Savos'ko, O.U. Kopych
doaj   +1 more source

From the Arctic Circle to the Canadian prairies – a case study of silver birch acclimation capacity

open access: yesSilva Fennica, 2012
Earlier provenance research has indicated poor success even in short distance transfers (> 2–3° latitude) of silver birch (Betula pendula Roth) southward from their origin.
Rousi, Matti   +3 more
doaj   +1 more source

COLLECTION AND USE OF BIRCH SAP, A LESS KNOWN NON-WOOD FOREST PRODUCT IN ROMANIA [PDF]

open access: yesScientific Papers Series : Management, Economic Engineering in Agriculture and Rural Development, 2017
Silver birch (Betula pendula Roth.) is generally recognized as a useful tree species across its wide natural distribution range. In Romania, even if the presence of this species especially in mountainous and hilly regions is quite common, little is known
Cristian Mihai ENESCU
doaj  

CATALASE ACTIVITY IN LEAVES OF SILVER BIRCH SEDLINGS OF DIFFERENT FORMS (BETULA PENDULA ROTH): VAR. PENDULA AND VAR. CARELICA (MERCKLIN)

open access: yesTransactions of the Karelian Research Centre of the Russian Academy of Sciences, 2016
In this work we studied catalase activity in the leaves of 10‑months seedlings of Betula pendula Roth var. pendula and Betula pendula var. carelica (Mercklin). This kind of studywas carried out for the first time.
Kseniya Nikerova   +5 more
doaj   +1 more source

Metsänjalostuskokeista vuoteen 1996 mennessä tehdyt julkaisut. [PDF]

open access: yes, 1997
bibliografi
Haapanen, Matti   +4 more
core  

Strong Changes in Soil Nutrient Stocks in Northern Forests Over Four Decades

open access: yesGlobal Change Biology, Volume 31, Issue 11, November 2025.
Northern forests are currently taking up large quantities of carbon due to tree growth. Yet, it is not known how the stocks of soil nutrients have responded to this increase in biomass. Therefore, we analyzed thousands of forest soils in Sweden over the last four decades. Our results show that stocks and concentrations of plant‐available cations in the
Marie Spohn   +2 more
wiley   +1 more source

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