<?xml version="1.0" encoding="UTF-8"?><eml:eml xmlns:eml="https://eml.ecoinformatics.org/eml-2.2.0" xmlns:stmml="http://www.xml-cml.org/schema/stmml-1.1" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="https://eml.ecoinformatics.org/eml-2.2.0 https://lter.kbs.msu.edu/docs/eml-2.2.0/eml.xsd" packageId="knb-lter-kbs.182.29" system="KBS LTER"><access scope="document" order="allowFirst" authSystem="knb"><allow><principal>uid=KBS,o=lter,dc=ecoinformatics,dc=org</principal><permission>all</permission></allow><allow><principal>uid=sbohm,o=lter,dc=ecoinformatics,dc=org</principal><permission>all</permission></allow><allow><principal>public</principal><permission>read</permission></allow></access><dataset><alternateIdentifier system="lter.kbs.msu.edu">https://lter.kbs.msu.edu/datasets/182.eml</alternateIdentifier><title>Poplar (T5) Density Study at the Kellogg Biological Station, Hickory Corners, MI  (2008)</title><creator><individualName><givenName>G.</givenName><surName>Robertson</surName></individualName><organizationName>Michigan State University</organizationName><address><deliveryPoint>3700 East Gull Lake Drive</deliveryPoint><city>Hickory Corners</city><administrativeArea>MI</administrativeArea><postalCode>49060</postalCode><country>US</country></address><phone phonetype="phone">(269) 760-8364</phone><phone phonetype="fax">(269)671-2351</phone><electronicMailAddress>robert30@msu.edu</electronicMailAddress><userId directory="http://orcid.org">0000-0001-9771-9895</userId></creator><pubDate>2026-03-13</pubDate><abstract><section><title>Dataset Abstract</title><para></para><para>original data source http://lter.kbs.msu.edu/datasets/182</para></section></abstract><keywordSet><keyword keywordType="place">LTER</keyword><keyword keywordType="place">KBS</keyword><keyword keywordType="place">Kellogg Biological Station</keyword><keyword keywordType="place">Hickory Corners</keyword><keyword keywordType="place">Michigan</keyword><keyword keywordType="place">Great Lakes</keyword></keywordSet><keywordSet><keyword keywordType="theme">stand</keyword><keyword keywordType="theme">count</keyword></keywordSet><keywordSet><keyword>Primary Production</keyword><keywordThesaurus>LTER Core Research Area</keywordThesaurus></keywordSet><keywordSet><keyword keywordType="theme">farming</keyword><keyword keywordType="theme">biota</keyword><keywordThesaurus>https://apps.usgs.gov/thesaurus/thesaurus-full.php?thcode=15</keywordThesaurus></keywordSet><intellectualRights><para>Data in the KBS LTER core database may not be published without written permission of the lead investigator or project director. These restrictions are intended mainly to preserve the primary investigators' rights to first publication and to ensure that data users are aware of the limitations that may be associated with any specific data set. These restrictions apply to both the baseline data set and to the data sets associated with specific LTER-supported subprojects.</para><para>All publications of KBS data and images must acknowledge KBS LTER support.</para></intellectualRights><coverage><geographicCoverage><geographicDescription>The areas around the Kellogg Biological Station in southwest Michigan</geographicDescription><boundingCoordinates><westBoundingCoordinate>-85.404699</westBoundingCoordinate><eastBoundingCoordinate>-85.366857</eastBoundingCoordinate><northBoundingCoordinate>42.420265</northBoundingCoordinate><southBoundingCoordinate>42.391019</southBoundingCoordinate></boundingCoordinates></geographicCoverage><temporalCoverage><rangeOfDates><beginDate><calendarDate>2008-01-22</calendarDate></beginDate><endDate><calendarDate>2008-01-22</calendarDate></endDate></rangeOfDates></temporalCoverage></coverage><contact><organizationName>Kellogg Biological Station</organizationName><positionName>Data Manager</positionName><electronicMailAddress>lter.data.manager@kbs.msu.edu</electronicMailAddress><onlineUrl>http://lter.kbs.msu.edu</onlineUrl><userId directory="https://ror.org/">02vkce854</userId></contact><publisher><organizationName>KBS LTER</organizationName></publisher><project><title>LTER: KBS - Ecological and Social Mechanisms of Resilience in Agroecosystems</title><personnel><organizationName/><role>program</role></personnel><award><funderName>National Science Foundation</funderName><funderIdentifier>http://dx.doi.org/10.13039/100000001</funderIdentifier><awardNumber>DEB 2224712</awardNumber><title>LTER: KBS - Ecological and Social Mechanisms of Resilience in Agroecosystems</title><awardUrl>https%3A%2F%2Fnsf.gov%2Fawardsearch%2FshowAward%3FAWD_ID%3D2224712%26HistoricalAwards%3Dfalse</awardUrl></award></project><dataTable><alternateIdentifier system="lter.kbs.msu.edu">https://lter.kbs.msu.edu/datatables/591</alternateIdentifier><entityName>Kellogg Biological Station LTER: Poplar Yields of Poplar Density Study (KBS129-001)</entityName><entityDescription>Yields, number of stems, and moisture content of poplar trees of the Poplar Density Study at clear-cut harvest of density microplots and of main plots. Also included is the harvested biomass of non-poplar trees that were not planted but germinated and grew during the study.
</entityDescription><physical><objectName>Poplar+Yields+of+Poplar+Density+Study.csv</objectName><encodingMethod>None</encodingMethod><dataFormat><textFormat><numHeaderLines>28</numHeaderLines><numFooterLines>1</numFooterLines><recordDelimiter>\n</recordDelimiter><attributeOrientation>column</attributeOrientation><simpleDelimited><fieldDelimiter>,</fieldDelimiter><collapseDelimiters>no</collapseDelimiters><quoteCharacter>"</quoteCharacter><literalCharacter>\</literalCharacter></simpleDelimited></textFormat></dataFormat><distribution><online><url>https://lter.kbs.msu.edu/datatables/591.csv</url></online></distribution></physical><attributeList><attribute><attributeName>harvest_date</attributeName><attributeDefinition>the date of the harvest</attributeDefinition><measurementScale><dateTime><formatString>YYYY-MM-DD</formatString><dateTimePrecision>1</dateTimePrecision><dateTimeDomain><bounds><minimum exclusive="true">1987-4-18</minimum></bounds></dateTimeDomain></dateTime></measurementScale></attribute><attribute><attributeName>replicate</attributeName><attributeDefinition>the field replicate of treatment T5</attributeDefinition><measurementScale><nominal><nonNumericDomain><textDomain><definition>the field replicate of treatment T5</definition></textDomain></nonNumericDomain></nominal></measurementScale></attribute><attribute><attributeName>section</attributeName><attributeDefinition>the planting density section</attributeDefinition><measurementScale><nominal><nonNumericDomain><textDomain><definition>the planting density section</definition></textDomain></nonNumericDomain></nominal></measurementScale></attribute><attribute><attributeName>plot_area</attributeName><attributeDefinition>the size of the plot</attributeDefinition><measurementScale><ratio><unit><standardUnit>squareMeter</standardUnit></unit><numericDomain><numberType>real</numberType></numericDomain></ratio></measurementScale></attribute><attribute><attributeName>dry_weight_kg_m2</attributeName><attributeDefinition>biomass dry weight</attributeDefinition><measurementScale><ratio><unit><standardUnit>kilogramsPerSquareMeter</standardUnit></unit><numericDomain><numberType>real</numberType></numericDomain></ratio></measurementScale></attribute><attribute><attributeName>sample_type</attributeName><attributeDefinition>poplar or non-poplar biomass</attributeDefinition><measurementScale><nominal><nonNumericDomain><textDomain><definition>poplar or non-poplar biomass</definition></textDomain></nonNumericDomain></nominal></measurementScale></attribute><attribute><attributeName>stem_count</attributeName><attributeDefinition>the number of stems in the section</attributeDefinition><measurementScale><ratio><unit><standardUnit>number</standardUnit></unit><numericDomain><numberType>integer</numberType></numericDomain></ratio></measurementScale></attribute><attribute><attributeName>moisture</attributeName><attributeDefinition>gravimetric biomass moisture at harvest</attributeDefinition><measurementScale><ratio><unit><customUnit>gramsPerHectogram</customUnit></unit><numericDomain><numberType>real</numberType></numericDomain></ratio></measurementScale></attribute><attribute><attributeName>comments</attributeName><attributeDefinition>comments about the observation</attributeDefinition><measurementScale><nominal><nonNumericDomain><textDomain><definition>comments about the observation</definition></textDomain></nonNumericDomain></nominal></measurementScale></attribute></attributeList></dataTable><otherEntity><entityName>Poplar_population_study_pre_2009.pdf</entityName><physical><objectName>Poplar_population_study_pre_2009.pdf</objectName><dataFormat><externallyDefinedFormat><formatName>pdf</formatName></externallyDefinedFormat></dataFormat><distribution><online><url>https://lter.kbs.msu.edu/rails/active_storage/blobs/redirect/eyJfcmFpbHMiOnsiZGF0YSI6NzUxNywicHVyIjoiYmxvYl9pZCJ9fQ==--e4d1901a8286bfc037321ac389f648da7c21cf1d/Poplar_population_study_pre_2009.pdf</url></online></distribution></physical><entityType>File</entityType></otherEntity></dataset><additionalMetadata><metadata><stmml:unitList xmlns:stmml="http://www.xml-cml.org/schema/stmml-1.1" xmlns="http://www.xml-cml.org/schema/stmml" xsi:schemaLocation="http://www.xml-cml.org/schema/stmml-1.1 http://nis.lternet.edu/schemas/EML/eml-2.1.0/stmml.xsd"><stmml:unit id="gramsPerHectogram" name="gramsPerHectogram"/></stmml:unitList></metadata></additionalMetadata></eml:eml>