Results 71 to 80 of about 11,678 (266)

Patterns and environmental drivers of root traits across hydrological gradients in old growth boreal forests

open access: yesOikos, EarlyView.
Many key ecosystem functions are affected by plant roots and their traits. However, understanding of the patterns in, and drivers of, root traits lags far behind equivalent knowledge of above‐ground tissues, particularly in boreal old growth forests. We surveyed community‐level root traits across 11 old growth forests spanning a wide latitudinal range ...
Naomi Vöhringer   +4 more
wiley   +1 more source

Regeneration of Rhododendron luteum Sweet (Ericaceae) undergrowth after main clear cuttings in Ukrainian Polissia

open access: yesБіологічні студії
Background. The yellow azalea (Rhododendron luteum Sweet) is a relict species, fragmentally distributed in Ukraine, particularly in the Zhytomyr Polissia, covering an area of approximately 62.000 ha.
Andriy Tushak   +2 more
doaj   +1 more source

Understory species richness in an urban forest fragment, Pernambuco, Brazil [PDF]

open access: yesBiotemas, 2009
This study characterizes the floristic composition of the understory of Parque Estadual de Dois Irmãos, (08°01’15.1”S and 34°56’3.2”W), an area of about 370ha characterized as a lowland ombrophilous dense forest.
Ana Cristina Ramos de Souza   +2 more
doaj  

Structure and composition of the ground-herb community in a terra-firme Central Amazonian forest Estrutura e composição da comunidade herbácea terrestre em uma floresta de terra-firme da Amazônia Central

open access: yesActa Amazonica, 2004
The herb community of tropical forests is very little known, with few studies addressing its structure quantitatively. Even with this scarce body of information, it is clear that the ground herbs are a rich group, comprising 14 to 40% of the species ...
Flávia Regina Capellotto Costa
doaj   +1 more source

Patterns of tropical forest understory temperatures

open access: yesNature Communications
AbstractTemperature is a fundamental driver of species distribution and ecosystem functioning. Yet, our knowledge of the microclimatic conditions experienced by organisms inside tropical forests remains limited. This is because ecological studies often rely on coarse-gridded temperature estimates representing the conditions at 2 m height in an open-air
Ali Ismaeel   +18 more
openaire   +5 more sources

Reindeer grazing induces spatial and functional shifts in root systems of boreal pine forests

open access: yesOikos, EarlyView.
The spatial distribution of roots, laterally and vertically, is critical for nutrient and water uptake and for driving root‐associated carbon inputs and turnover. Large herbivores, such as reindeer, influence ecosystems belowground by altering aboveground vegetation composition and soil microclimate.
Johannes Cunow   +4 more
wiley   +1 more source

Ocorrência e distribuição de pteridófitas na reserva florestal Walter Egler, Amazônia Central, Brasil Occurrence and distribution of the pteridophytes in the Walter Egler Forest reserve, Central Amazonian, Brazil

open access: yesActa Amazonica, 2003
Na Reserva Florestal Walter Egler, localizada a 64 km de Manaus, no município de Rio Preto da Eva, foi investigada a ocorrência de Pteridófitas ao longo de uma toposseqüência. O grupo ocorre nos três ambientes observados na área (baixio, vertente e platô)
Maria Cristina de Souza   +2 more
doaj   +1 more source

The interacting effects of precipitation and microhabitat on non‐native seed predation are contingent on temporal dynamics

open access: yesOikos, EarlyView.
Understanding how different drivers of global change interact to shape ecological processes remains a major challenge in ecology. Climate change is reshuffling the interactions that structure communities, with major implications for biological invasions.
Mariana C. Chiuffo   +4 more
wiley   +1 more source

APORTES DE UNA PLANTACIÓN FORESTAL MIXTA A LA CONSERVACIÓN DE LA AVIFAUNA EN EL CAÑÓN DEL RÍO CAUCA, COLOMBIA CONTRIBUTION OF A MIXED FOREST PLANTATION TO AVIFAUNA CONSERVATION AT RIO CAUCA CANYON, COLOMBIA

open access: yesRevista Facultad Nacional de Agronomía Medellín, 2008
Se monitoreó la avifauna asociada al sotobosque de una plantación forestal mixta en el cañón del río Cauca en el departamento de Caldas durante 10 meses.
Gabriel Jaime Castaño Villa   +1 more
doaj  

LiDAR Characterization of Boreal Understory

open access: yes, 2021
The understory vegetation layer contributes considerably to the physical structure of boreal forests. This research sought to understand the relationships between field- and LiDAR- (light detection and ranging-) derived measures of boreal understory structure. As well as how environmental factors may influence discrepancies that can arise between these
openaire   +2 more sources

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