[PDF] Top 20 Long-term nitrogen addition decreases carbon leaching in a nitrogen-rich forest ecosystem
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Long-term nitrogen addition decreases carbon leaching in a nitrogen-rich forest ecosystem
... how long-term N addition affects DOC dy- namics below the primary rooting zones (the upper 20 cm soils) in typically N-rich lowland tropical ...that long-term continuous N ... See full document
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Does exceeding the critical loads for nitrogen alter nitrate leaching, the nutrient status of trees and their crown condition at Swiss Long-term Forest Ecosystem Research (LWF) sites?
... (iii) We found no relationship between N deposition and crown defoliation; therefore Hypothesis #3, that crown conditions would deteriorate where deposition is high and in exceedance of the critical loads, has not been ... See full document
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Responses of soil respiration to elevated carbon dioxide and nitrogen addition in young subtropical forest ecosystems in China
... in the future. Studies on source components of soil respira- tion and multiple aspects of soil carbon cycling are needed in long-term experiment under different CO 2 and N treatments. ... See full document
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Decadal and long-term boreal soil carbon and nitrogen sequestration rates across a variety of ecosystems
... higher long-term C & N accumulation rates at the rich fen support the idea that long-term biogeochemical cy- cling in this ecosystem is ...the rich fen site, reducing ... See full document
13
Simulation of nitrogen leaching and nitrate concentration in a long-term field experiment
... mineral nitrogen fertilization on nitrogen leaching and nitrate concentration in percolated water were simulated using the CANDY ...a long-term IOSDV field experiment carried out from ... See full document
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Litter Decomposition and Soluble Carbon, Nitrogen, and Phosphorus Release in a Forest Ecosystem
... 2.4. Leaching and Solution Analysis Samples were leached with 100 mL of DDI water once a ...of leaching water was equi- valent to the expected volume of rainfall in the region, relative to the area of the ... See full document
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Coastal Ecosystem Processing of Nitrogen Rich High Explosives
... 64 exactly know how. The use of 15 N constrain more traditional analytical chemistry approaches in this regard. The disadvantage of 15 N beyond additional cost and instrumental overhead is that N can be widely ... See full document
132
Divergent responses of soil carbon and nitrogen pools to short-term nitrogen addition between two plantations in Northeast China
... Abstract: Nitrogen (N) deposition has a profound influence on forest soil carbon (C) and N pools, but there was no consensus on the responses of different C and N components in different ... See full document
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Insights into mechanisms governing forest carbon response to nitrogen deposition: a model–data comparison using observed responses to nitrogen addition
... Harvard Forest site was attributable to both a decrease in potential ANPP when N was not limiting (see discussion below) and an in- crease in the ANPP of the control ... See full document
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Effect of carbon and nitrogen addition on nitrous oxide and carbon dioxide fluxes from thawing forest soils
... Forestry Ecosystem (42°24′ N, 128°6′ E) in Jilin Province, northeastern China (Supplementary ...brown forest soil originates from volcanic ...mixed forest stand (BKPF) and the adjacent white birch ... See full document
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The Impact of Available Nitrogen Deficiency on Long Term Changes in the Lake Kinneret Ecosystem
... Kinneret ecosystem were ...Kinneret ecosystem between different structures may be confounded and/or ...misleading. Long- term changes in the subtropical Lake Kinneret were widely documented ... See full document
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Contrasting effects of long term versus short-term nitrogen addition on photosynthesis and respiration in the Arctic
... and ecosystem. Measuring the effects of long and short-term nutrient addition on whole plant respiration rates (or ecosystem respira- tion) was beyond the scope of this ...However, ... See full document
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N2O emission and nitrogen and carbon leaching from the soil in relation to long term and current mineral and organic fertilization – a laboratory study
... on long-term experi- ments in Central Poland showed no differences in N 2 O emissions from manured and mineral- treated soils (Sosulski et ...of long-term fertilization and those of current ... See full document
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The changes of soil nitrogen and carbon contents in a long term field experiment under different systems of nitrogen fertilization
... ABSTRACT Content of N and C in soil were investigated in a long-term field experiment under different systems of N fertiliza- tion. Chernozem and Cambisol were extracted using hot water (N hws , C hws ) and ... See full document
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Interaction of long-term nitrogen fertilizer application, crop rotation, and tillage system on soil carbon and nitrogen dynamics
... rotation. Nitrogen fertilizer had more effects on 0-120 cm SOC and TN storage under no-till than conventional tillage systems for the C-S rotation, but the opposite was true for CC ... See full document
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The dry nitrogen yields nitrogen uptake, and the efficacy on nitrogen fertilisation in long term experiment in Prague
... ABSTRACT Long-term field experiments conducted under different soil and climate conditions and their databases provide invaluable information and are indispensable means in the study of the productivity and ... See full document
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Biosolids affect the growth, nitrogen accumulation and nitrogen leaching of barley
... Biosolids are organic fertilisers derived from treated and stabilised sewage sludge that increase soil fertility and supply nitrogen to crops over a long period, but can also increase the risk of ... See full document
7
Nitrogen Risk Assessment Model for Scotland: I Nitrogen leaching
... nitrate leaching and transport at catchment scales ...In addition to this, NIRAMS has been designed to include a more explicit budgeting of N at a local scale and a more comprehensive methodology for ... See full document
14
Leaching of organic nitrogen and carbon after cultivating grass clover pastures
... organic nitrogen and carbon after cultivating grass-clover pastures Finn ...and carbon (org. C) can be lost in considerable amounts by leaching, and that the leaching depends upon crop ... See full document
6
Effect of Nitrogen Addition and Weed Interference on Soil Nitrogen and Corn Nitrogen Nutrition
... Nomenclature: Corn, Zea mays L. ‘DK589RR’. Key words: Duration of weed interference, nitrogen uptake, resource acquisition, interplant competition, nitrogen nutrition index, chlorophyll. La maleza causa ... See full document
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