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Found 165 datasets matching "percent nitrogen".

Federal
Nutrient constituents measured from sediment cores collected in the Chesapeake Bay from 2008-10-26 to 2008-10-27 (NCEI Accession 0305565)
- Organization: National Oceanic and Atmospheric Administration, Department of Commerce
- Updated: 2025-06-24T00:00:00.000+00:00
This accession contains nutrient constituents, such as total phosphorus (TP), inorganic phosphorus (IP), percent nitrogen, percent carbon, absolute TP and IP, and bulk density, collected from...
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Search relevance: 73.44 | Views last month: 0
Federal
Baseline data for a hydrological restoration of a mangrove forest near Goodland, Florida (2015 - 2017)
- Organization: Department of the Interior
- Updated: 2020-08-30T00:00:00Z
Mangrove restoration has a strong potential to enhance the services provided by coastal wetlands on a number of Department of the Interior (DOI) managed lands throughout the southeastern United...
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Search relevance: 70.23 | Views last month: 0
Federal
NODC Standard Product: International Ocean Atlas Volume 3 - Hydrochemical Atlas of the Sea of Okhotsk 2001 (NCEI Accession 0000521)
- Organization: National Oceanic and Atmospheric Administration, Department of Commerce
- Updated: 2022-01-02T00:00:00.000+00:00
Hydrochemical and other data were collected from bottle casts in the Sea of Okhotsk from the Protractor from 01 June 1990 to 31 August 1997. Data were compiled as an Atlas series and include...
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Search relevance: 57.27 | Views last month: 0
Federal
NOAA RESTORE Science Program: Effects of nitrogen sources and plankton food-web dynamics on habitat quality for the larvae of Atlantic Bluefin Tuna in the Gulf of Mexico - biogeochemistry, dissolved inorganic nutrient, mesozooplankton, phytoplankton, and bacteria data from 2017-05-10 to 2018-05-19
- Organization: National Oceanic and Atmospheric Administration, Department of Commerce
- Updated: 2021-06-10T00:00:00.000+00:00
This dataset presents results from surface-tethered drifting sediment traps, zooplankton net tows, dissolved inorganic nutrient concentration analyses made on water column samples, and flow...
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Search relevance: 56.92 | Views last month: 0
Federal
Plant composition, shrub biomass, and soil biogeochemistry from an experimental drought treatment on the Colorado Plateau
- Organization: Department of the Interior
- Updated: 2024-08-11T00:00:00Z
These data were compiled for a study that investigated the effects of drought seasonality and plant community composition in a dryland ecosystem. In 2015 U.S. Geological Survey ecologists recorded...
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Search relevance: 52.68 | Views last month: 1
Federal
Data and Regression Models for Total Nitrogen and Total Phosphorus for the Iroquois River near Foresman, Indiana, March 20, 2015 to July 19, 2018
- Organization: Department of the Interior
- Updated: 2020-08-27T00:00:00Z
The primary data set consists of continuous water-quality data (temperature, specific conductance, pH, dissolved oxygen, turbidity, nitrate plus nitrite, and streamflow) from in-situ equipment,...
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Search relevance: 50.73 | Views last month: 0
Federal
NODC Standard Format Marine Chemistry from In-Situ Samples (F069) Data (1974-1982) (NCEI Accession 0014192)
- Organization: National Oceanic and Atmospheric Administration, Department of Commerce
- Updated: 2007-03-21T00:00:00.000+00:00
This data type contains data from chemical analysis of seawater samples. Cruise information, position, date and time is reported for each station along with sample depth, temperature, salinity and...
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Search relevance: 49.70 | Views last month: 0
Federal
Paleoecological data from sediment collected in 2020 from Santa Fe Lake, New Mexico
- Organization: Department of the Interior
- Updated: 2023-06-09T00:00:00Z
This dataset contains carbon and nitrogen stable isotope values, percent carbon and percent nitrogen, algal pigment data, and diatom taxonomy from lake sediment layers dating back to 1749 Common...
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Search relevance: 49.47 | Views last month: 0
Federal
Seagrass canopy height, water depth, chlorophyll-a concentration and other plant and water quality indicators in Coastal Waters of Texas (NCEI Accession 0181898)
- Organization: National Oceanic and Atmospheric Administration, Department of Commerce
- Updated: 2025-03-19T00:00:00.000+00:00
This dataset contains raw tier 2 sampling data starting from 2011 for Texas coastal waters related to seagrasses. Parameters measured include chlorophyll a concentration, water depth, dissolved...
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Search relevance: 49.06 | Views last month: 0
Federal
Data and Regression Models for Suspended Sediment, Total Nitrogen, and Total Phosphorus for School Branch at CR750N at Brownsburg, Indiana, June 23, 2015 to February 6, 2019
- Organization: Department of the Interior
- Updated: 2021-10-25T00:00:00Z
The primary data sets consist of continuous water-quality data (temperature, specific conductance, pH, dissolved oxygen, turbidity, nitrate plus nitrite, and streamflow) from in-situ equipment,...
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Search relevance: 46.92 | Views last month: 0
Federal
Data on Nitrogen Concentrations and Loads for the Connecticut River at Middle Haddam, Connecticut, Computed with the Use of Auto-Sampling and Continuous Measurements of Water Quality, 2008-2014
- Organization: Department of the Interior
- Updated: 2020-08-25T00:00:00Z
This U.S. Geological Survey data release presents tabular daily data on nitrate plus nitrite nitrogen and total nitrogen loads for the Connecticut River at Middle Haddam, Connecticut, from...
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Search relevance: 45.90 | Views last month: 0
Federal
Vulnerability of shallow ground water and drinking-water wells to nitrate in the United States: Model of predicted nitrate concentration in shallow, recently recharged ground water -- Input data set for farm fertilizer (gwava-s_ffer)
- Organization: Department of the Interior
- Updated: 2020-11-17T00:00:00Z
This data set represents the average annual nitrogen input from commercial fertilizer applied to agricultural lands, 1992-2001, in kilograms per hectare, in the conterminous United States. The...
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Search relevance: 45.49 | Views last month: 3
Federal
Vulnerability of shallow ground water and drinking-water wells to nitrate in the United States: Model of predicted nitrate concentration in shallow, recently recharged ground water -- Input data set for confined manure (gwava-s_conf)
- Organization: Department of the Interior
- Updated: 2020-11-17T00:00:00Z
This data set represents the average annual nitrogen input from confined animal manure, 1992 and 1997, in kilograms per hectare, in the conterminous United States. The data set was used as an...
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Search relevance: 45.22 | Views last month: 0
Federal
Ocean chemistry and other data from NOAA Ship OCEANOGRAPHER in the Pacific Ocean from 1975-08-21 to 1976-04-14 (NCEI Accession 7800203)
- Organization: National Oceanic and Atmospheric Administration, Department of Commerce
- Updated: 2022-09-11T00:00:00.000+00:00
This dataset includes chemistry data from NOAA Ship Oceanographer in the North Pacific Ocean from 1975-08-21 to 1976-04-14. Data has been processed by NODC to the NODC standard Chemistry (F069)...
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Search relevance: 45.20 | Views last month: 0
Federal
OXYGEN - PERCENT SATURATION, PARTICULATE ORGANIC CARBON and other data from NOAA Ship OCEANOGRAPHER from 1975-08-29 to 1976-04-07 (NCEI Accession 7800256)
- Organization: National Oceanic and Atmospheric Administration, Department of Commerce
- Updated: 2022-09-11T00:00:00.000+00:00
This dataset includes chemistry data from NOAA Ship Oceanographer in the North Pacific Ocean from 1975-08-29 to 1976-04-07. Data has been processed by NODC to the NODC standard Chemistry (F069)...
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Search relevance: 45.20 | Views last month: 0
Federal
Green turtle (Chelonia mydas) stable isotope signatures from Dry Tortugas National Park, Florida, sampled 2008-2015
- Organization: Department of the Interior
- Updated: 2021-09-21T00:00:00Z
Stable carbon and nitrogen isotope data from green turtles sampled at Dry Tortugas National Park, FL. Dataset includes: date collected, length, tissue type, percent of isotopes, calculated values...
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Search relevance: 45.19 | Views last month: 0
Federal
Daily Loads of Suspended Sediment, Total Nitrogen, and Total Phosphorus Calculated from Instantaneous Regression Model Concentration Estimates from June 23, 2015 through February 6, 2019.
- Organization: Department of the Interior
- Updated: 2021-10-25T00:00:00Z
The primary data sets consist of loads (with upper 95-percent prediction interval, and lower 95-percent prediction interval) of suspended sediment, total nitrogen, and total phosphorus calculated...
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Search relevance: 45.04 | Views last month: 0
Federal
Shrubland Species Cover, Biometric, Carbon and Nitrogen Data, Southern Idaho, 2014
- Organization: National Aeronautics and Space Administration
- Updated: 2026-02-17
This dataset provides the results of the characterization of shrubland vegetation at two study areas in southern Idaho, USA: the Reynolds Creek Experimental Watershed (RCEW) and Hollister. Data...
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Search relevance: 44.97 | Views last month: 0
Federal
Nitrogen loads, yields, and associated field data collected during baseflow conditions and site attributes for small basins draining to Long Island Sound
- Organization: Department of the Interior
- Updated: 2025-03-14T00:00:00Z
During the spring and summer of 2022, the U.S. Geological Survey collected water-quality samples for nutrient analysis at 45 stations across the state of Connecticut and adjacent areas of New York...
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Search relevance: 44.84 | Views last month: 0
Federal
Soil sample analyses of texture, organic matter, total organic carbon, and total nitrogen from selected deconstruction sties in St. Louis, Missouri, 2020
- Organization: Department of the Interior
- Updated: 2021-01-08T00:00:00Z
The text file "Soil_sample_analyses_2.txt" contains results of discrete soil samples (surface samples) collected at selected vacant lot locations in St. Louis, Missouri, in June and July of 2020. ...
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Search relevance: 44.82 | Views last month: 0

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