N-deposition
The simulated N deposition accelerates net N mineralization and nitrification in a tropical forest soil
... 0 N, 112 ◦ 10 0 E) in Guangdong Province of southern ...simulate N deposition in an evergreen broad-leaved forest with the age of about 110 ...Wet N deposition measured as dissolved ...
15
Nitrogen dynamics in runoff from two small heathland catchments representing opposite extremes with respect to climate and N deposition in Norway
... and N deposition level have a great impact on N pools and transformation processes that subsequently determine concentrations and fluxes of N in surface ...between N deposition ...
12
Long term P weathering and recent N deposition control contemporary plant soil C, N, and P
... of northern Europe that are experiencing high N deposition. To make the model more globally applicable, i.e., extending the approach to a wider range of ecosystems, additional factors would need to be ...
19
Soil N availability, rather than N deposition, controls indirect N2O emissions
... Peak N 2 O emissions for the sandy soil were much lower ( < 5 10 5 m g N ½ g soil 1 min 1 ) and occurred at about 60% WFPS, with an indistinct relationship with increasing resident mineral N due ...
11
Does canopy nitrogen uptake enhance carbon sequestration by trees?
... the deposition treatments began in February ...regular N deposition treatments, to allow as much time as possible for movement of the assimila- tion products within the tree (in contrast to ...
15
A new synthesis for terrestrial nitrogen inputs
... terrestrial N inputs that explicitly considers both rock and atmospheric sources of ...fixation, deposition, and rock-weathering inputs from local to global scales and in transient ...three N input ...
17
An assessment of the representation of moorland nitrogen sinks in static critical load models for freshwater acidity
... that N leaching into surface waters followed a seasonal pattern partly because of leaching pulses associated with snowmelt and partly because of the biological demand for the nutrient N in the terrestrial ...
484
Accounting for canopy drip effects of spatiotemporal trends of the concentrations of N in mosses, atmospheric N depositions and critical load exceedances: a case study from North-Western Germany
... to N deposition below which significant harmful effects on specified sensitive elements of the environ- ment are not assumed to occur according to present knowledge [1,17-20]: such critical loads specifying ...
13
Dynamic nitrogen deposition thresholds during forest stand development in a Douglas fir forest analysed with two nitrogen models SMART2 and MERLIN
... between N le,M (t), that follows from the calculation with DDT (t–1) being the N deposition used for the calculation, and N le(crit) , that should be the outcome when calculating a DDT, can be ...
8
Quantifying global N2O emissions from natural ecosystem soils using trait based biogeochemistry models
... The improved nitrogen dynamic module (NDM) explicitly simulates the effect of climate conditions on the nitrogen cycle, and the effects of detailed microbial activities were considered in the nitrification and ...
16
The role of catchment characteristics in determining surface water nitrogen in four upland regions in the UK
... Nitrogen deposition can cause ecological damage in acid sensitive soils and ...explaining N leaching at a regional scale ...of N in surface waters, and (b) surface water N enrichment is ...
16
Increased nitrogen enrichment and shifted patterns in the world's grassland: 1860–2016
... fertilizer N ap- plied on global pastures (Bouwman et ...total N application on permanent meadows and pastures globally. Moreover, N fertilizer application rates by crops were highly investigated and ...
13
WANDA, a regional dynamic nitrogen model (With Aggregated Nitrogen DynAmics) for nitrate leaching from forests
... in N deposition between the stands is expected to be relatively small given the small ...as N in the forest floor was significantly correlated with tree age ...
10
Nitrogen circulation in a Mediterranean holm oak forest, La Castanya, Montseny, northeastern Spain
... dry deposition, but dry deposition fluxes are difficult to measure and dry inputs are not often taken into ...For N, various studies in north-American deciduous forests have shown the predominant ...
8
Enhanced representation of soil NO emissions in the Community Multiscale Air Quality (CMAQ) model version 5.0.2
... kg N ha −1 , to give a total soil N pool for each of 42 sim- ulated crops (CMAS, ...soil N pool was then weighted by the fraction of each crop type at each modeling grid to get a final weighted sum ...
21
Nitrogen deposition and its contribution to nitrogen cycling and associated soil processes
... Taking deposition velocities from the literature gives a total deposition of all measured N species to winter cereals of 43 ± 3 kg N ha − " yr − " , 84 % as oxidized species, 79 % dry ...
11
Microstructural Analysis of CdTe Radiation Detectors with Indium Electrodes
... CdTe crystals had p-type conduction. Prior to contact metal deposition, the CdTe substrate surfaces were chemically cleaned by immersing in 1% Br-methanol solution for 2 min at room temperature. The In electrodes ...
5
Development of novel diesel exhaust particle aerosolization and deposition methods for in vitro toxicology studies
... For deposition on multiple membranes, this requires evenly splitting the aerosol and directing it to jets placed above the individual ...Secondly, deposition in the conduit should be minimized. ...
276
Fractional Deposition of Hard Spherical Particles: Integral-Equation Theory and Monte Carlo Simulation
... This work proposed the integral-equation theory based on the Ornstein-Zernike equations to describe the growth of monolayer structures by fractional deposition. The theoretical results are in good agreement with ...
5
Electrochemical Insight into the Brust-Schiffrin Synthesis of Au Nanoparticles
... overall deposition process has proven to be more involved than originally believed, specifically the dis- tribution of the reactant ions and the electron transfer be- tween water and the organic solution will ...
11