Allochthonous dissolved organic matter controls bacterial carbon
Allochthonous dissolved organic matter controls bacterial carbon production in old-growth and clearfelled headwater streams
... the bacterial biomass can increase BCP by supplying labile DOM (Pollard and Ducklow ...and bacterial activity observed in other environments (Kritzberg et ...
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Does allochthonous dissolved organic matter increase during summer algal bloom conditions in an agricultural reservoir?
... 402 carbon concentrating mechanisms facilitate sustained CO2depletion in eutrophic ...405 dissolved organic matter in the Baltic-North Sea transition zone to differentiate three 406 ...
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Linking Carbon Dynamics in Stream Ecosystems to Dissolved Organic Matter Quality
... large-scale controls of land use and season, but we only achieve this by relating pCO 2 to nutrient and carbon data used to indicate, or causally connected to, in-stream metabolic ...derived organic ...
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Hydrological and biogeochemical controls on absorption and fluorescence of dissolved organic matter in the northern South China Sea
... DOM at the center of cold eddies was enriched in humic-like fluorescence and had lower spectral slopes than in eddy-free waters, suggesting inputs of humic-rich DOM from upwelling and enhanced productivity inside the ...
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Flocculation of dissolved organic matter controls the distribution of iron in boreal estuarine sediments (Discussion Paper)
... Abstract. Iron (Fe) plays a key role in sedimentary diagenetic processes in coastal systems, participating in various redox reactions and influencing the burial of organic carbon. Large amounts of Fe enter ...
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Chemodiversity of dissolved organic matter in the Amazon Basin
... Benner, R., Opsahl, S., ChinLeo, G., Richey, J. E., and Forsberg, B. R.: Bacterial carbon metabolism in the Amazon River system, Limnol. Oceanogr., 40, 1262–1270, 1995. Boutegrabet, L., Kanawati, B., ...
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Chemodiversity of dissolved organic matter in the Amazon Basin
... Benner, R., Opsahl, S., ChinLeo, G., Richey, J. E., and Forsberg, B. R.: Bacterial carbon metabolism in the Amazon River system, Limnol. Oceanogr., 40, 1262–1270, 1995. Boutegrabet, L., Kanawati, B., ...
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Organic carbon amendments affect the chemodiversity of soil dissolved organic matter and its associations with soil microbial communities
... soil carbon 12 , the appreciation of their relationships with 428 each other is strikingly limited on the broad molecular level due to the complexity in 429 composition of both 24 ...specific bacterial taxa ...
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Distinctive effects of allochthonous and autochthonous organic matter on CDOM spectra in a tropical lake
... in carbon cycling between temperate and tropical freshwater systems, our knowledge on the importance of or- ganic matter (OM) pools on light absorption properties in tropical lakes is very ...mophoric ...
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Filtration artefacts in bacterial community composition can affect the outcome of dissolved organic matter biolability assays
... ∼ 1 % of the initial DOC concentrations and a maximum of ∼ 15 % of the lowest final DOC concentration, suggesting that any possible carbon input from the plastic bottles was small relative to the DOM dynamics ...
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Monitoring dissolved organic carbon in surface and drinking waters
... of organic matter that derives from the biota growing in the water bodies is classified as internal or autochthonous ...of organic matter is due to the excretion and decay of organisms ...
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SAINS TANAH Journal of Soil Science and Agroclimatology. Controls on the net dissolved organic carbon production in tropical peat
... Soil pH is nonlinearly correlated with SWC, the concentration of N-mineral, PO4, K, and organic acids. Soil pH has an indirect effect on these variables. The soil pH increase due to dilution of the solution does ...
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dissolved organic carbon
... Our major objectives are to determine whether plant pigments can be used as effective biomarkers to trace the dominant sources of HMW DOC in the Gulf of Mexico,[r] ...
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A review of allochthonous organic matter dynamics and metabolism in streams
... of allochthonous organic matter in lotic ecosystems has been an important research topic among aquatic ecologists since the seminal work by Lindeman was published in ...on organic ...
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Utilizing Colored Dissolved Organic Matter to Derive Dissolved Black Carbon Export by Arctic Rivers
... Citation: Stubbins, Aron, Spencer, Robert, Mann, Paul, Holmes, Robert, McClelland, James, Niggemann, Jutta and Dittmar, Thorsten (2015) Utilizing Colored Dissolved Organic Matter to De[r] ...
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Dissolved organic carbon and biodegradable dissolved organic carbon determination in river water of the Strug Basin
... %BDOC recorded by Fellman et al. [19] in three watersheds in Alaska ranged between 7 and 38%. The present study demonstrated that DOC and BDOC concentrations varied depending on season. This was due to both accelerated ...
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The marine biogeochemistry of dissolved organic carbon and dissolved organic nutrients in the Atlantic Ocean
... 4. CONCLUSIONS The combined HTC TOC-NCD system provided excellent linearity and precision. The results of deep oceanic water CRMs for the system showed a good agreement with the certified values. TOC control software was ...
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CiteSeerX — inferred concentration of dissolved organic matter
... solved organic matter has been described by Evans and Monteith (2001) at streams and lakes through- out the UK in the last decades. Several factors causing this increase have been suggested, includ- ing ...
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CiteSeerX — Dissolved Organic Matter and Sorption to Goethite
... study, organic acids with low pK a values would be expected to be primarily dissociated and therefore less available to protonate potential Lewis acid sites on the goethite sur- ...
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CiteSeerX — Dissolved organic matter in oceanic waters
... Sedimentary organic matter is a possible source of the older component in the deep DOC. Bauer and Druffel (1998) found elevated DOC concentrations with a more 14 C-depleted, “older”, signature in the ...
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