Results 41 to 50 of about 26,407 (268)

Plant-Derived Organic Acids Are Linked to Arbuscular Mycorrhizal Fungi and phoD-Harboring Bacteria Associated with Improved Soil Phosphorus Availability Across Plant Functional Groups in Karst Ecosystems

open access: yesMicroorganisms
Phosphorus (P) limitation is prevalent in terrestrial ecosystems. Plants can improve soil P availability through the exudation of organic acids and symbiotic interactions with microorganisms.
Shu Zhang   +5 more
doaj   +1 more source

Controls on winter ecosystem respiration in temperate and boreal ecosystems

open access: yes, 2011
Winter CO2 fluxes represent an important component of the annual carbon budget in northern ecosystems. Understanding winter respiration processes and their responses to climate change is also central to our ability to assess terrestrial carbon cycle and ...
Ciais, P.   +5 more
core   +1 more source

Boreal rodents fluctuating in space and time: Tying the observation process to the modeling of seasonal population dynamics [PDF]

open access: yes, 2022
Small rodents are some of the most important elements of boreal/arctic food webs, where they play essential functional roles. Their population dynamics are characterized by large amplitude multi-annual cycles regulated by direct and delayed density ...
Nicolau, Pedro Guilherme
core   +1 more source

Restoration boosts soil P-cycle multifunctionality in karst ecosystems by modulating soil properties and rare bacterial taxa

open access: yesJournal of Integrative Agriculture
Phosphorus (P) is an essential nutrient element that is critical for plant growth and ecosystem functionality. The soil P cycle plays multiple roles, such as sustaining plant growth and productivity, regulating nutrient balance within ecosystems, and ...
Fujing Pan   +6 more
doaj   +1 more source

Epigenetic blind spots – the role of DNA methylation dynamics in stem cell‐based models of embryogenesis

open access: yesFEBS Letters, EarlyView.
Embryo‐like structures (stembryos) are an innovative tool, but they are hindered by experimental variability and limited developmental potential. DNA methylation is crucial for mammalian development, but its status in stembryo models is poorly characterized.
Sara Canil   +4 more
wiley   +1 more source

Forest conversion effect on soil nitrogen transformation and nitrous oxide emissions worldwide

open access: yesGeoderma
Understanding soil nitrogen (N) storage and loss following forest conversion is crucial to evaluate land resource utilization and environmental impacts.
Zhenggao Xiao   +6 more
doaj   +1 more source

Advancing forest functional process understanding through hyper-spatiotemporal LiDAR observation streams [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences
Understanding forest functional processes like carbon sequestration, water regulation, and habitat provision is crucial for evaluating ecosystem services and sustainable management.
Y. Wang   +6 more
doaj   +1 more source

The human gut microbiome across the life course

open access: yesFEBS Letters, EarlyView.
Despite significant individual variation and continuous change throughout life, the human gut microbiome follows some life stage‐specific trends. This article provides a brief overview of how gut microbiome composition shifts across different phases of life. Created in BioRender. Özkurt, E. (2026) https://BioRender.com/8q4nrnc.
Alise J. Ponsero   +4 more
wiley   +1 more source

Mechanisms of soil nitrogen conservation in a degraded karst ecosystem of Southwest China

open access: yesGeoderma
Distinctive geological and hydrological characteristics are widely believed to promote a leaky nitrogen (N) cycle in karst regions. This paradigm has long shaped our understanding of the low soil N recovery and pronounced N limitation observed in ...
Jianfei Sun   +6 more
doaj   +1 more source

Looking forward through the past: identification of 50 priority research questions in palaeoecology [PDF]

open access: yes, 2013
Priority question exercises are becoming an increasingly common tool to frame future agendas in conservation and ecological science. They are an effective way to identify research foci that advance the field and that also have high policy and ...
Roland, TP   +241 more
core   +1 more source

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