Contrasting controls on symbiotic and asymbiotic nitrogen fixation rates along altitudinal gradients in subtropical forests
December 2025
Symbiotic and asymbiotic nitrogen fixation (SNF and ANF), two forms of biological nitrogen (N) fixation, are the main pathways for external N inputs into natural terrestrial ecosystems. However, the...
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Increased positive tree species mixture effects on the abundance and richness of Collembola with stand development in Canadian boreal forests
August 2025
It is well established that species mixtures could enhance ecosystem functioning in diverse ecosystem types, with these benefits increasing over time. However, the impact of tree mixtures on Collembola...
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Species-specific influences of competition and tree size on drought sensitivity and resistance for three planted conifers in northern China
August 2025
Droughts have caused tree growth decline and high tree mortality across temperate forests, however, how to manage planted forests to alleviate drought stress is still challenging. We used tree-ring...
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The influence of the Eurasian beaver's gnawing activity on the structure of riparian forests in three Italian rivers
August 2025
The Eurasian beaver (Castor fiber Linnaeus, 1758) can be considered a hydrological ecosystem engineer as it shapes environmental characteristics through its building activities and feeding behaviour....
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Demystifying field application of Critical Height Sampling in estimating stand volume
August 2025
Critical Height Sampling (CHS) estimates stand volume free from any model and tree form assumptions. Despite its introduction more than four decades ago, CHS has not been widely applied in the field...
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Drought resilience and legacy effects in two forest tree species on Loess Plateau of China: Growth and water-use efficiency under different drought conditions
August 2025
As droughts become more frequent and severer, understanding tree resilience and its role in mediating drought legacy effects (LEs) is critical for predicting forest ecosystem responses to future droughts...
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Optimal integration of forest inventory data and aerial image-based canopy height models for forest stand management
August 2025
Accurate, reliable, and regularly updated information is necessary for targeted management of forest stands. This information is usually obtained from sample-based field inventory data. Due to the time-consuming...
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Utilizing quantile regressions to predict vertical distribution of branch size in Larix olgensis Henry: Capturing the differentiated responses of varying branch sizes to stand and tree factors
August 2025
Branch size is a crucial characteristic, closely linked to both tree growth and wood quality. A review of existing branch size models reveals various approaches, but the ability to estimate branch diameter...
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Long-term forest damage due to an extreme weather event: An ice storm mediated by elevation causes tree breakage in sub-tropical China
August 2025
Extreme weather events pose an ever-greater threat to people, infrastructure, and nature. Forest ecosystems are highly sensitive to extreme cold events that can disrupt ecosystem functions, especially...
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Foliar resorption of beech and maple along an elevation gradient in a northern hardwood forest
August 2025
Foliar resorption is a principal nutrient conservation mechanism in terrestrial vegetation that could be sensitive to ongoing changes in climate and atmospheric nitrogen (N) deposition. We quantified...
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Understanding visitor preferences: Perceived importance of anthropogenic and natural forest features in supplying cultural ecosystem services
August 2025
Cultural ecosystem services (CES) provided by urban green infrastructure are essential for enhancing social well-being and resilience. Identifying and mapping CES at a local scale is crucial for informed...
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Neighborhood competition improves biomass estimation for Scots pine (Pinus sylvestris L.) but not Pyrenean oak (Quercus pyrenaica Willd.) in young mixed forest stands
August 2025
Neighborhood competition is a critical driver of individual tree growth, and aboveground biomass (AGB) accumulation, which together play key roles in forest dynamics and carbon storage. Therefore, accurate...
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Growth dynamics of longleaf pine during conversion to uneven-aged stands
August 2025
A growing recognition that uneven-aged silviculture can offer multiple benefits to forested ecosystems has encouraged some landowners in the southern region of the United States to convert even-aged...
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Mitigating drought stress in European beech and pedunculate oak: The role of competition reduction
August 2025
Droughts pose significant threats to forest ecosystems globally. Effective forest management strategies, adapted to local conditions, are needed to mitigate negative drought impacts. One proposed strategy...
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Half a century of demographic responses of Nothofagus cool temperate rainforests to disturbance
August 2025
Temperate rainforests have historically been considered highly vulnerable to disturbance. Climate change, which is expected to increase the intensity, frequency, and impacts of disturbance events, is...
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Quantifying unseen woody biomass and diversity in understorey trees and shrubs at the extremes of water availability in the Miombo ecoregion
August 2025
The Miombo ecoregion covers eastern and southern Africa, with variations in plant species composition, structure, and biomass across a broad precipitation gradient. Most studies of woody plant communities...
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Recreational and aesthetic values of forest landscapes (RAFL): Quantifying management impacts and trade-offs with provisioning and regulatory ecosystem services
August 2025
Cultural ecosystem services (CES), which encompass recreational and aesthetic values, contribute to human well-being and yet are often underrepresented in forest management planning due to challenges...
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Spatio-temporal dynamics of future aboveground carbon stocks in natural forests of China
August 2025
Natural forests are the primary carbon sinks within terrestrial ecosystems, playing a crucial role in mitigating global climate change. China has successfully restored its natural forest area through...
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Lifespan of tropical trees from seed to 1-cm diameter
August 2025
The full lifespan of long-lived trees includes a seedling phase, during which a seed germinates and grows to a size large enough to be measured in forest inventories. Seedling populations are usually...
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Design strategy of advanced generation breeding population of Pinus tabuliformis based on genetic variation and inbreeding level
August 2025
The level of genetic variation within a breeding population affects the effectiveness of selection strategies for genetic improvement. The relationship between genetic variation level within Pinus tabuliformis...
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The effect of Douglas-fir on biodiversity in European forests – What do we know and what do we not know?
August 2025
1. In recent years, climate change has led to drought and severe bark beetle infestations, affecting Norway spruce (Picea abies) across Europe, with detrimental consequences for forest owners, the forestry...
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Shrub height and crown projection area are effective predictors in aboveground biomass models for multi-stemmed European hazel
August 2025
While numerous allometric models exist for estimating biomass in trees with single stems, models for multi-stemmed species are scarce. This study presents models for predicting aboveground biomass (AGB)...
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Trends in alpha diversity, community composition, and network complexity of rare, intermediate, and abundant bacterial taxa along a latitudinal gradient and their impact on ecosystem multifunctionality
August 2025
Soil microbial communities are key factors in maintaining ecosystem multifunctionality (EMF). However, the distribution patterns of bacterial diversity and how the different bacterial taxa and their...
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Endemic threatened tree species in the Mediterranean forests of central Chile are highly sensitive to ENSO-driven water availability and drought
August 2025
The Mediterranean region in central Chile is experiencing a significant decrease in precipitation due to climate change and the dynamics of the El Niño Southern Oscillation (ENSO). Droughts have increased...
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Estimating area, standing carbon stock, and potential carbon stock of degraded forests in China
August 2025
With the rapid economic development and continuous expansion of human activities, forest degradation—characterized by reduced forest stock within the forest including declining carbon storage—poses...
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