@prefix dcat: <http://www.w3.org/ns/dcat#> .
@prefix dct: <http://purl.org/dc/terms/> .
@prefix foaf: <http://xmlns.com/foaf/0.1/> .
@prefix gsp: <http://www.opengis.net/ont/geosparql#> .
@prefix locn: <http://www.w3.org/ns/locn#> .
@prefix vcard: <http://www.w3.org/2006/vcard/ns#> .
@prefix xsd: <http://www.w3.org/2001/XMLSchema#> .

<https://data.amerigeoss.org/dataset/72187dba-2c86-43d7-ad69-42eeacf54e46> a dcat:Dataset ;
    dct:description "This dataset contains estimates of the yearly sum of total nitrogen and total phosphorus (hereafter referred to as nitrogen and phosphorus) inputs from fertilizer applications and from manure applications in selected Chesapeake Bay watersheds from 1985 through 2012." ;
    dct:identifier "USGS:577c173ce4b0ef4d2f4264fb" ;
    dct:issued "2025-11-22T15:56:11.043507"^^xsd:dateTime ;
    dct:modified "20200818"^^xsd:gYear ;
    dct:publisher <https://data.amerigeoss.org/organization/727dbdd5-3f98-4ac0-9d28-5e344558139b> ;
    dct:spatial [ a dct:Location ;
            locn:geometry "POLYGON ((-80.5516 36.6248, -80.5516 43.5576, -74.2273 43.5576, -74.2273 36.6248, -80.5516 36.6248))"^^gsp:wktLiteral ] ;
    dct:title "Nitrogen and phosphorus from fertilizer and manure for selected Chesapeake Bay watersheds" ;
    dcat:contactPoint [ a vcard:Organization ;
            vcard:fn "Karen R. Ryberg" ;
            vcard:hasEmail <mailto:kryberg@usgs.gov> ] ;
    dcat:distribution <https://data.amerigeoss.org/dataset/72187dba-2c86-43d7-ad69-42eeacf54e46/resource/2f203f77-19f2-48e7-9439-b37aad9ca787>,
        <https://data.amerigeoss.org/dataset/72187dba-2c86-43d7-ad69-42eeacf54e46/resource/4690fe7d-3110-41cc-a45e-0c9581352390> ;
    dcat:keyword "agriculture",
        "amerigeo",
        "amerigeoss",
        "chesapeake-bay",
        "ckan",
        "delaware",
        "district-of-columbia",
        "geo",
        "geoss",
        "james-river",
        "maryland",
        "national",
        "new-york",
        "north-america",
        "nutrient-content-water",
        "pennsylvania",
        "potomac-river",
        "rappahannock-river",
        "surface-water-quality",
        "susquehanna-river",
        "total-nitrogen",
        "total-phosphorus",
        "united-states",
        "usgs-577c173ce4b0ef4d2f4264fb",
        "virginia",
        "wastewater-discharge",
        "west-virginia" ;
    dcat:theme <%7Bgeospatial%7D> .

<https://data.amerigeoss.org/dataset/72187dba-2c86-43d7-ad69-42eeacf54e46/resource/2f203f77-19f2-48e7-9439-b37aad9ca787> a dcat:Distribution ;
    dct:description "Landing page for access to the data" ;
    dct:format "XML" ;
    dct:issued "2022-07-28T21:38:39.567134"^^xsd:dateTime ;
    dct:modified "2025-11-22T15:56:11.028810"^^xsd:dateTime ;
    dct:title "Digital Data" ;
    dcat:accessURL <http://dx.doi.org/10.5066/F7NG4NQ4> ;
    dcat:mediaType "application/http" .

<https://data.amerigeoss.org/dataset/72187dba-2c86-43d7-ad69-42eeacf54e46/resource/4690fe7d-3110-41cc-a45e-0c9581352390> a dcat:Distribution ;
    dct:description "The metadata original format" ;
    dct:format "XML" ;
    dct:issued "2022-07-28T21:38:39.567128"^^xsd:dateTime ;
    dct:modified "2025-11-22T15:56:11.028378"^^xsd:dateTime ;
    dct:title "Original Metadata" ;
    dcat:accessURL <https://data.usgs.gov/datacatalog/metadata/USGS.577c173ce4b0ef4d2f4264fb.xml> ;
    dcat:mediaType "text/xml" .

<https://data.amerigeoss.org/organization/727dbdd5-3f98-4ac0-9d28-5e344558139b> a foaf:Agent ;
    foaf:name "US Migrating" .