Catalog - Data.gov

Found 19 datasets matching "C:N".

#1 Federal
Lipid correction for carbon stable isotope analysis of fish tissue
- Organization: U.S. Environmental Protection Agency
- Updated: 2011-06-28
Fish chemistry data (d13C, d15N, C:N, lipid content) published in Rapid Commun. Mass Spectrom. 2015, 29, 2069–2077 DOI: 10.1002/rcm.7367. This dataset is associated with the following...
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Search relevance: 50.56 | Views last month: 0
#2 Federal
Digestibility of Alfalfa Stem Segments (DASS) root traits dataset
- Organization: Department of Agriculture
- Updated: 2025-12-22
A data set with 5 tabs (TapRoots, FineRoots, WinRHIZO, CN, and TotalFiber) in a Microsoft Excel Workbook that contain data about coarse root biomass and fine root biomass; fine root length,...
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Search relevance: 48.62 | Views last month: 0
#3 Federal
Decomposition rates and carbon:nitrogen ratios for different litter types, 2015
- Organization: Department of the Interior
- Updated: 2020-08-30T00:00:00Z
This data table contains mean decomposition rates and mean carbon:nitrogen ratios for different litter types buried in 7 marshes during 2015. Note that C:N data are repeated for low and high marsh...
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Search relevance: 40.11 | Views last month: 0
#4 Federal
Geochemistry of surface sediment and sediment cores in Bellingham Bay, Whatcom County, Washington, in February 2020
- Organization: Department of the Interior
- Updated: 2023-02-06T00:00:00Z
Geochemical data are reported for surface sediments and long sediment cores from Bellingham Bay, Whatcom County, Washington, collected in early February 2020 after flood conditions on the Nooksack...
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Search relevance: 39.45 | Views last month: 0
#5 Federal
Isotopic and chemical composition (δ13C, Δ14C, δ15N, C:N, SUVA254nm, % HPOA) of aquatic carbon and field conditions (water temperature, pH, discharge) in the Upper Mississippi River Basin, October 2014 – February 2016
- Organization: Department of the Interior
- Updated: 2020-08-31T00:00:00Z
This dataset contains stable isotope (δ13C) and radioisotope (Δ14C) compositions of dissolved inorganic carbon, dissolved organic carbon, particulate organic carbon, and bed material organic...
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Search relevance: 38.56 | Views last month: 0
#6 Federal
Parent and alkylated polycyclic aromatic hydrocarbons (PAHs) and per- and polyfluoroalkyl substances (PFAS) in north San Francisco Bay, Napa River, and Sonoma Creek in 2018 and 2019
- Organization: Department of the Interior
- Updated: 2021-10-13T00:00:00Z
Sediment grain-size distributions, stable carbon isotope ratios (d13C), total carbon to total nitrogen ratios (C:N), short-lived radionuclides (Beryllium-7, Cesium-137, and Lead-210),...
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- xml
Search relevance: 38.26 | Views last month: 0
#7 Federal
Data from: How Hurricanes Irma and Maria affected population dynamics and nutrient content of Aedes aegypti in San Juan, PR, USA: socioeconomic and temporal factors
- Organization: U.S. Environmental Protection Agency
- Updated: 2025-09-05
Urban environments often contain mosquito species that are responsible for transmitting medically important pathogens to humans. Large disturbance events, like hurricanes, can devastate large...
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Search relevance: 32.80 | Views last month: 2
#8 Federal
Geochemistry of fine-grained sediment in Bellingham Bay, Nooksack River, and small creeks from June 2017 to September 2019
- Organization: Department of the Interior
- Updated: 2020-12-02T00:00:00Z
Elemental compositions are reported for the fine fraction of surface sediments from Bellingham Bay (June 2017 and March 2019) and in the fine fraction of streambank sediment from the Nooksack...
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- xml
Search relevance: 32.62 | Views last month: 0
#9 Federal
Nitrogen content and delta N-15 of marine algae and associated waters of Maui, Hawaii, from 2012-07-28 to 2014-04-01 (NCEI Accession 0156294)
- Organization: National Oceanic and Atmospheric Administration, Department of Commerce
- Updated: 2016-08-12T00:00:00.000+00:00
This dataset includes nutrient data related to algal and water samples collected between 2012 and 2014 on Maui, Hawaii, as part of the University of Hawaii SeaGrant Project R/HE-17. Algal tissue...
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Search relevance: 31.79 | Views last month: 0
#10 Federal
Literature-Derived Parameters for the BIOME-BGC Terrestrial Ecosystem Model
- Organization: National Aeronautics and Space Administration
- Updated: 2026-02-17
Ecosystem simulation models use descriptive input parameters to establish the physiology, biochemistry, structure, and allocation patterns of vegetation functional types, or biomes. For...
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Search relevance: 30.92 | Views last month: 0
#11 Federal
Dissolved inorganic carbon, alkalinity, temperature, salinity and other variables collected from discrete sample and profile observations from Canadian Coast Guard Ship John P. Tully in the North Pacific Ocean, coastal upwelling region west of Vancouver Island, Canada from 1998-07-15 to 1998-07-23 (NCEI Accession 0207315)
- Organization: National Oceanic and Atmospheric Administration, Department of Commerce
- Updated: 2019-12-04T00:00:00.000+00:00
This dataset includes chemical, discrete samples and profile observations data collected from Canadian Coast Guard Ship John P. Tully in the North Pacific Ocean, coastal upwelling region west of...
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Search relevance: 26.03 | Views last month: 0
#12 Federal
LBA-ECO TG-07 Litter Decomposition, Tapajos National Forest, Para, Brazil: 2000-2001
- Organization: National Aeronautics and Space Administration
- Updated: 2026-02-17
Once the weathering of parent material ceases to supply significant inputs of phosphorus (P), vegetation depends largely on the decomposition of litter and soil organic matter and the associated...
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Search relevance: 25.95 | Views last month: 0
#13 Federal
Data from: Large subsurface carbon stocks in a long-term no-tillage site are vulnerable to potential mineralization
- Organization: Department of Agriculture
- Updated: 2025-11-21
This dataset includes laboratory incubations of soils from the R.J. Cook Agronomy Farm Long-term Agroecosystem Research site in Pullman, Washington. The purpose of this dataset was to evaluate...
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- xls
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Search relevance: 25.28 | Views last month: 1
#14 Federal
Soil data and age models used to investigate the effects of permafrost thaw on carbon storage, Interior Alaska
- Organization: Department of the Interior
- Updated: 2021-07-09T00:00:00Z
We quantified permafrost plateau carbon (C) and post-thaw C stocks across a peatland permafrost thaw chronosequence in Interior Alaska to evaluate whether C losses occurred with thaw . Peat core...
- xml
- xml
Search relevance: 24.81 | Views last month: 2
#15 Federal
ModMon Neuse River Estuary and Pamlico Sound Water Quality Monitoring from 1994-01-24 to 2022-01-22 (NCEI Accession 0294041)
- Organization: National Oceanic and Atmospheric Administration, Department of Commerce
- Updated: 2025-01-27T00:00:00.000+00:00
The Neuse River Estuary Water Quality Dataset is a compilation of the biological, chemical and physical water quality data that was collected along the length of the Neuse River Estuary, North...
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Search relevance: 24.37 | Views last month: 0
#16 Federal
Data from: Can manure application method and timing with cover crops reduce ammonia (NH3) and nitrous oxide (N2O) gas losses and sustain corn yield?
- Organization: Department of Agriculture
- Updated: 2025-09-24
Ammonia (NH3) loss following manure application is an environmental concern and nitrogen (N) loss for crop production. Manure injection typically reduces NH3 loss compared to surface application...
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Search relevance: 24.20 | Views last month: 1
#17 Federal
A Compilation of Global Soil Microbial Biomass Carbon, Nitrogen, and Phosphorus Data
- Organization: National Aeronautics and Space Administration
- Updated: 2026-02-17
This data set provides the concentrations of soil microbial biomass carbon (C), nitrogen (N) and phosphorus (P), soil organic carbon, total nitrogen, and total phosphorus at biome and global...
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Search relevance: 22.47 | Views last month: 4
#18 Federal
Saltmarsh carbon and nitrogen cycling nutrient data in two northern Gulf of Mexico saltmarsh plants from 2017-2018 (NCEI Accession 0209238)
- Organization: National Oceanic and Atmospheric Administration, Department of Commerce
- Updated: 2020-05-08T00:00:00.000+00:00
This dataset contains salt marsh nutrient data to determine the biogeochemical impact of elevated nutrient loading on ecosystem carbon dynamics and nitrate reduction pathways (denitrification and...
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Search relevance: 17.69 | Views last month: 0
#19 Federal
Denitrification Capacity of a Natural and a Restored Marsh in the Northern Gulf of Mexico from 2014-02-27 to 2015-02-26 (NCEI Accession 0223379)
- Organization: National Oceanic and Atmospheric Administration, Department of Commerce
- Updated: 2021-01-13T00:00:00.000+00:00
This dataset includes denitrification rates across a typical northern Gulf of Mexico salt marsh landscape that included a natural marsh, a tidal creek, and a 21-year-old restored salt marsh....
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Search relevance: 6.87 | Views last month: 0

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