<?xml version="1.0" encoding="UTF-8"?> <rdf:RDF xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#" xmlns:obo_purl="http://purl.obolibrary.org/obo/" xmlns:owl="http://www.w3.org/2002/07/owl#" xmlns:rdfs="http://www.w3.org/2000/01/rdf-schema#" xmlns:metadata_def="http://data.bioontology.org/metadata/def/" xmlns:oboinowl_gen="http://www.geneontology.org/formats/oboInOwl#" xmlns:metadata="http://data.bioontology.org/metadata/" xmlns:dc="http://purl.org/dc/elements/1.1/" xmlns:ns1="https://orcid.org/"> <owl:Class rdf:about="http://purl.obolibrary.org/obo/ENVO_06105240"> <rdfs:subClassOf rdf:resource="http://purl.obolibrary.org/obo/PATO_0001018"/> <metadata_def:mappingSameURI rdf:resource="http://purl.obolibrary.org/obo/ENVO_06105240"/> <metadata_def:mappingLoom>cationexchangecapacity</metadata_def:mappingLoom> <metadata_def:prefLabel>cation exchange capacity</metadata_def:prefLabel> <rdfs:comment xml:lang="en">In soils, these materials include clay and organic matter particles. Soil CEC is measured in millequivalents per 100 grams of soil (meq/100g). A meq is the number of ions which total a specific quantity of electrical charges. Common soil cations include: calcium (Ca++), magnesium (Mg++), potassium (K+), ammonium (NH4+), hydrogen (H+) and sodium (Na+).</rdfs:comment> <obo_purl:IAO_0000115 xml:lang="en">A physical quality which inheres in an environmental material by virtue of the material's ability to adsorb exchangeable cations.</obo_purl:IAO_0000115> <oboinowl_gen:hasExactSynonym xml:lang="en">CEC</oboinowl_gen:hasExactSynonym> <metadata:prefixIRI>ENVO:06105240</metadata:prefixIRI> <rdfs:label xml:lang="en">cation exchange capacity</rdfs:label> <dc:creator rdf:resource="https://orcid.org/0000-0002-2627-0696"/> <dc:date rdf:datatype="http://www.w3.org/2001/XMLSchema#dateTime">2021-12-22T16:39:01Z</dc:date> <obo_purl:RO_0000052 rdf:resource="http://purl.obolibrary.org/obo/ENVO_00010483"/> <dc:contributor rdf:resource="https://orcid.org/0000-0002-4366-3088"/> </owl:Class> <rdf:Description rdf:about="http://purl.obolibrary.org/obo/ENVO_06105242"> <rdfs:subClassOf> <rdf:Description rdf:about="http://purl.obolibrary.org/obo/ENVO_06105240"> <metadata_def:mappingSameURI rdf:resource="http://purl.obolibrary.org/obo/ENVO_06105240"/> </rdf:Description> </rdfs:subClassOf> </rdf:Description> </rdf:RDF>
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    <metadata_def:prefLabel>cation exchange capacity</metadata_def:prefLabel>
    <rdfs:comment xml:lang="en">In soils, these materials include clay and organic matter particles. Soil CEC is measured in millequivalents per 100 grams of soil (meq/100g). A meq is the number of ions which total a specific quantity of electrical charges. Common soil cations include: calcium (Ca++), magnesium (Mg++), potassium (K+), ammonium (NH4+), hydrogen (H+) and sodium (Na+).</rdfs:comment>
    <obo_purl:IAO_0000115 xml:lang="en">A physical quality which inheres in an environmental material by virtue of the material's ability to adsorb exchangeable cations.</obo_purl:IAO_0000115>
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