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    <ns1:definition xml:lang="en">Direct measurement of the towel-dried weight of a tissue sample</ns1:definition>
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    <ns4:acronym xml:lang="en">HEP</ns4:acronym>
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    <ns4:entity>Kelp</ns4:entity>
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    <rdfs:label xml:lang="en">Presence of sori</rdfs:label>
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    <ns4:attribute>Presence of sori</ns4:attribute>
    <ns4:acronym xml:lang="en">SOP</ns4:acronym>
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    <rdfs:label xml:lang="en">Ga content</rdfs:label>
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    <ns4:attribute>Ga content</ns4:attribute>
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    <rdfs:label xml:lang="en">Al content</rdfs:label>
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    <rdfs:label xml:lang="en">Ash content - Measurement</rdfs:label>
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    <ns4:entity>Kelp</ns4:entity>
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    <ns4:attribute>Zn content</ns4:attribute>
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    <ns4:entity>Kelp</ns4:entity>
    <ns4:acronym xml:lang="en">ZNC</ns4:acronym>
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    <ns4:entity>Stipe</ns4:entity>
    <ns1:definition xml:lang="en">Stipe length</ns1:definition>
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    <ns4:acronym xml:lang="en">SL</ns4:acronym>
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    <ns4:acronym xml:lang="en">PBC</ns4:acronym>
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    <ns1:definition xml:lang="en">Pb content</ns1:definition>
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    <rdfs:label xml:lang="en">Presence of bullations - Measurement</rdfs:label>
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    <rdfs:label xml:lang="en">CHN content - Measurement</rdfs:label>
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    <ns1:definition xml:lang="en">Done by UC Davis or UConn </ns1:definition>
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    <rdfs:label xml:lang="en">Stipe diameter - Measurement</rdfs:label>
    <ns1:definition xml:lang="en">Direct measurement of the diameter of the stipe</ns1:definition>
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    <ns1:definition xml:lang="en">Stipe weight</ns1:definition>
    <ns4:entity>Stipe</ns4:entity>
    <ns4:acronym xml:lang="en">SW</ns4:acronym>
    <rdfs:label xml:lang="en">Stipe weight</rdfs:label>
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    <ns4:attribute>Weight</ns4:attribute>
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    <ns4:attribute>Cl content</ns4:attribute>
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    <ns4:acronym xml:lang="en">CLC</ns4:acronym>
    <rdfs:label xml:lang="en">Cl content</rdfs:label>
    <rdfs:subClassOf rdf:resource="https://cropontology.org/rdf/Biochemical"/>
    <ns4:entity>Kelp</ns4:entity>
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    <rdfs:subClassOf rdf:resource="https://cropontology.org/rdf/Numerical"/>
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    <rdfs:label xml:lang="en">mm</rdfs:label>
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    <rdfs:label xml:lang="en">Presence of herbivores - Measurement</rdfs:label>
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    <rdfs:subClassOf rdf:resource="https://cropontology.org/rdf/Measurement"/>
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    <ns1:definition xml:lang="en">Direct measurement of the wet weight of a tissue sample</ns1:definition>
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    <rdfs:label xml:lang="en">Blade width - at 10cm - Measurement</rdfs:label>
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    <ns1:definition xml:lang="en">Direct width measurement (at 10 cm) of randomly sampled blades</ns1:definition>
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    <ns1:definition xml:lang="en">Done by New Jersey Feed Labs </ns1:definition>
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    <ns1:definition xml:lang="en">Visual estimation of percent maturity at harvest</ns1:definition>
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    <rdfs:label xml:lang="en">Maturity - Estimation</rdfs:label>
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    <rdfs:label xml:lang="en">Protein content</rdfs:label>
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    <ns4:acronym xml:lang="en">PC</ns4:acronym>
    <ns4:attribute>Protein content</ns4:attribute>
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    <ns4:entity>Kelp</ns4:entity>
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