Results 21 to 30 of about 338,113 (255)

Effects of Strigolactone on Torreya grandis Gene Expression and Soil Microbial Community Structure Under Simulated Nitrogen Deposition

open access: yesFrontiers in Plant Science, 2022
Nitrogen enters the terrestrial ecosystem through deposition. High nitrogen levels can affect physical and chemical properties of soil and inhibit normal growth and reproduction of forest plants. Nitrogen modulates the composition of soil microorganisms.
Chenliang Yu   +19 more
doaj   +1 more source

Enhanced nitrogen deposition over China

open access: yesNature, 2013
China is experiencing intense air pollution caused in large part by anthropogenic emissions of reactive nitrogen. These emissions result in the deposition of atmospheric nitrogen (N) in terrestrial and aquatic ecosystems, with implications for human and ecosystem health, greenhouse gas balances and biological diversity.
Liu, X.   +11 more
openaire   +3 more sources

Ammonia should be considered in field experiments mimicking nitrogen deposition

open access: yesAtmospheric and Oceanic Science Letters, 2020
Excess nitrogen deposition has significant impacts on water eutrophication, soil acidification, eleveted greenhouse gas emissions, and biodiversity loss.
Yuepeng PAN   +10 more
doaj   +1 more source

Nitrogen and phosphorus stoichiometry of Schima superba under nitrogen deposition [PDF]

open access: yesScientific Reports, 2018
AbstractIn this study, leaf nitrogen (N) and phosphorus (P) stoichiometry were used as indicators of nitrogen saturation and to assess ecosystem nutrient limitations. Schima superba, a representative and widely distributed dominant evergreen broadleaf tree species of the subtropical forests in southern China, was used for this purpose.
Zhang, Rui   +4 more
openaire   +2 more sources

Comment [PDF]

open access: yes, 1983
A chloride-based chemical-vapor-deposition (CVD) process has been successfully used to grow very high quality 3C-SiC epitaxial layers on on-axis α-SiC substrates.
Andersson, Sven   +5 more
core   +3 more sources

An overview of atmospheric deposition chemistry over the Alps: present status and long-term trends [PDF]

open access: yes, 2006
Several research programs monitoring atmospheric deposition have been launched in the Alpine countries in the last few decades. This paper uses data from previous and ongoing projects to: (i) investigate geographical variability in wet deposition ...
Arisci, Sylvia   +14 more
core   +1 more source

Enhanced atmospheric nitrogen deposition triggered little change in soil microbial diversity and structure in a desert ecosystem

open access: yesGlobal Ecology and Conservation, 2021
Enhanced atmospheric nitrogen deposition can greatly influence the soil nitrogen content and soil microorganisms in terrestrial ecosystems. However, there is a lack of knowledge about the response of soil microbes to changes in soil nitrogen ...
Minghui Sha   +3 more
doaj   +1 more source

Plant and soil microbe responses to light, warming and nitrogen addition in a temperate forest [PDF]

open access: yes, 2018
1. Temperate forests across Europe and eastern North America have become denser since the 1950s due to less intensive forest management and global environmental changes such as nitrogen deposition and climate warming. Denser tree canopies result in lower
Boeckx, Pascal   +7 more
core   +2 more sources

Chemical footprints of anthropogenic nitrogen deposition on recent soil C : N ratios in Europe [PDF]

open access: yesBiogeosciences, 2015
Long-term human interactions with the natural landscape have produced a plethora of trends and patterns of environmental disturbances across time and space.
C. Mulder   +6 more
doaj   +1 more source

TiOxNy coatings grown by atmospheric pressure metal organic chemical vapor deposition [PDF]

open access: yes, 2010
Titanium oxynitride coatings were deposited on various substrates by an original atmospheric pressure metal organic chemical vapor deposition (MOCVD) process using titanium tetra-iso-propoxide as titanium and oxygen precursors and hydrazine as a nitrogen
Duminica, Florin-Daniel, Maury, Francis
core   +4 more sources

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