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        <r:String xml:lang="sv">Effaråsen föryngringsdata</r:String>
        <r:String xml:lang="en">Effaråsen pine regeneration: height, survival, and growth across three regeneration methods (planted, direct-seeded, and naturally regenerated) and two site preparation types, with browsing evaluation for planted seedlings and investigation of the effect of surrounding trees.</r:String>
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          <r:String xml:lang="sv">Sveriges lantbruksuniversitet</r:String>
          <r:String xml:lang="en">Swedish University of Agricultural Sciences</r:String>
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          <r:String xml:lang="sv">Sveriges lantbruksuniversitet</r:String>
          <r:String xml:lang="en">Swedish University of Agricultural Sciences</r:String>
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        <r:SimpleDate>2025-10-15</r:SimpleDate>
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        <r:IdentifierContent>10.5878/4d05-qn08</r:IdentifierContent>
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      <r:Content xml:lang="sv">Dessa data inkluderar både de råa fältdata som samlades in under studien och de bearbetade dataframes som används för modellering, tillsammans med den motsvarande R-skriptet som användes i artikeln. SJälva studien undersöker olika föryngringsmetoder i tallskogar – plantering, sådd och naturlig föryngring – under olika markberedningbehandlingar (mekanisk markberedning eller ingen beredning). De undersökta variablerna inkluderar höjd, överlevnadsprocent, frögroning, rekrytering av plantor och tillväxt. Dessutom undersöker studien hur olika hänsynsnivåer inom skogsbruket påverkar dessa samma föryngringsvariabler, samtidigt som den tar hänsyn till den potentiella påverkan av betning.

Hänsynsnivåerna bedömdes vidare i relation till krontäkning av levande träd inom en 20 meter radie runt föryngringsplottarna för att utvärdera hur olika hänsynsscenarier påverkar föryngringen.

Data tillhandahålls i TSV-format, vilket kan läsas och bearbetas med hjälp av vanliga dataanalysverktyg. Det medföljande R-skriptet underlättar tillämpningen av statistiska modeller på de bearbetade data. Ingen specialiserad mjukvara utöver R krävs för analysen, även om grundläggande kunskaper i R och statistiska modelleringsmetoder är fördelaktiga för de som önskar återanvända datat.</r:Content>
      <r:Content xml:lang="en">This dataset includes both the raw field data collected during the study and processed dataframes for modeling, along with the corresponding R script used in the research article. The research investigates various regeneration methods in pine stands—planting, direct seeding, and natural regeneration—under different site preparation treatments (mechanical site preparation or no preparation). The variables examined include height, survival proportion, seed germination, seedling recruitment, and growth. Additionally, the study explores how different retention levels in forestry affect these same regeneration variables, while considering the potential impact of browsing.

Retention levels were further assessed in relation to the crown cover of living trees within a 20-meter radius around the regeneration plots to evaluate how varying retention scenarios influence regeneration success.

The data are provided in TSV format, which can be read and processed using standard data analysis tools. For information on data file dimension, see metadata file. The included R script facilitates the application of statistical models to the processed data. No specialized software beyond R is required for analysis, although familiarity with R and basic statistical modeling techniques will be beneficial for those wishing to reuse the dataset.</r:Content>
    </r:Abstract>
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        <r:URN>urn:ddi:se.researchdata:2024-540.TopicalCoverage:2.0</r:URN>
        <r:Subject xml:lang="en" controlledVocabularyID="10502" controlledVocabularyName="Standard för svensk indelning av forskningsämnen 2025">Environmental Sciences</r:Subject>
        <r:Subject xml:lang="sv" controlledVocabularyID="10502" controlledVocabularyName="Standard för svensk indelning av forskningsämnen 2025">Miljövetenskap</r:Subject>
        <r:Subject xml:lang="en" controlledVocabularyID="40104" controlledVocabularyName="Standard för svensk indelning av forskningsämnen 2025">Forest Science</r:Subject>
        <r:Subject xml:lang="sv" controlledVocabularyID="40104" controlledVocabularyName="Standard för svensk indelning av forskningsämnen 2025">Skogsvetenskap</r:Subject>
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        <r:Keyword xml:lang="en" controlledVocabularyID="3410" controlledVocabularyName="GEMET">forest conservation</r:Keyword>
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        <r:Keyword xml:lang="sv" controlledVocabularyID="3425" controlledVocabularyName="GEMET">förvaltning av skog</r:Keyword>
        <r:Keyword xml:lang="en" controlledVocabularyID="21840" controlledVocabularyName="EnvThes">pine forest</r:Keyword>
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        <r:Keyword xml:lang="en" controlledVocabularyID="20281" controlledVocabularyName="EnvThes">sustainable forest management</r:Keyword>
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          <r:Content xml:lang="en">Effaråsen is a long-term and large-scale field experimental site established in 2012. The area is located close to Mora in Dalarna Province in the southern boreal vegetation zone of Sweden (14°1'1"E 60°58'21"N).</r:Content>
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          <r:StartDate>2012</r:StartDate>
          <r:EndDate>2021</r:EndDate>
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