<?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.52.60" 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/55.eml</alternateIdentifier><title>Archived plant, soil, water  and microbial samples at the Kellogg Biological Station, Hickory Corners, MI  (1988 to 2025)</title><creator><individualName><givenName>Nicholas</givenName><surName>Haddad</surName></individualName><organizationName>Michigan State University</organizationName><address><deliveryPoint>3700 E Gull Lake Drive</deliveryPoint><city>Hickory Corners</city><postalCode>49060</postalCode><country>US</country></address><phone phonetype="phone"></phone><phone phonetype="fax"></phone><electronicMailAddress>haddad@kbs.msu.edu</electronicMailAddress><userId directory="http://orcid.org">0000-0002-1591-9322</userId></creator><associatedParty><individualName><givenName>Stacey</givenName><surName>VanderWulp</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) 671-2339</phone><phone phonetype="fax">(269) 671-2333</phone><electronicMailAddress>vanderws@msu.edu</electronicMailAddress><role>principal contact</role></associatedParty><associatedParty><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><role>original investigator</role></associatedParty><associatedParty><individualName><givenName>Thomas</givenName><surName>Schmidt</surName></individualName><organizationName>University of Michigan</organizationName><address><city>Ann Arbor</city><administrativeArea>Michigan</administrativeArea><country>US</country></address><phone phonetype="phone"></phone><phone phonetype="fax"></phone><electronicMailAddress>schmidti@umich.edu</electronicMailAddress><role>original investigator</role></associatedParty><pubDate>2026-05-20</pubDate><abstract><section><title>Dataset Abstract</title><para></para><para>original data source http://lter.kbs.msu.edu/datasets/55</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">plants</keyword><keyword keywordType="theme">archives</keyword></keywordSet><keywordSet><keyword>Organic Matter</keyword><keyword>Inorganic Nutrients</keyword><keyword>Disturbance</keyword><keywordThesaurus>LTER Core Research Area</keywordThesaurus></keywordSet><keywordSet><keyword>plant</keyword><keyword>soil</keyword><keyword>water</keyword><keyword>microbial</keyword><keyword>samples</keyword><keyword>Archives</keyword></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>1988-01-01</calendarDate></beginDate><endDate><calendarDate>2021-01-01</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/127</alternateIdentifier><entityName>Kellogg Biological Station LTER: Plant Tissue Archives (KBS052-001)</entityName><entityDescription>A list of archived plant material from the LTER Main Site and from Successional and Forested sites.</entityDescription><physical><objectName>Plant+Tisue+Archives.csv</objectName><encodingMethod>None</encodingMethod><dataFormat><textFormat><numHeaderLines>27</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/127.csv</url></online></distribution></physical><attributeList><attribute><attributeName>harvest</attributeName><attributeDefinition>harvest campaign that the same is from</attributeDefinition><measurementScale><nominal><nonNumericDomain><textDomain><definition>harvest campaign that the same is from</definition></textDomain></nonNumericDomain></nominal></measurementScale></attribute><attribute><attributeName>plot</attributeName><attributeDefinition>plot that the sample is from</attributeDefinition><measurementScale><nominal><nonNumericDomain><textDomain><definition>plot that the sample is from</definition></textDomain></nonNumericDomain></nominal></measurementScale></attribute><attribute><attributeName>dates_described</attributeName><attributeDefinition>sample dates</attributeDefinition><measurementScale><nominal><nonNumericDomain><textDomain><definition>sample dates</definition></textDomain></nonNumericDomain></nominal></measurementScale></attribute><attribute><attributeName>plant_id</attributeName><attributeDefinition>plant species sampled</attributeDefinition><measurementScale><nominal><nonNumericDomain><textDomain><definition>plant species sampled</definition></textDomain></nonNumericDomain></nominal></measurementScale></attribute><attribute><attributeName>species</attributeName><attributeDefinition>the species collected (if applicable)</attributeDefinition><measurementScale><nominal><nonNumericDomain><textDomain><definition>the species collected (if applicable)</definition></textDomain></nonNumericDomain></nominal></measurementScale></attribute><attribute><attributeName>fraction</attributeName><attributeDefinition>archived plant fraction</attributeDefinition><measurementScale><nominal><nonNumericDomain><textDomain><definition>archived plant fraction</definition></textDomain></nonNumericDomain></nominal></measurementScale></attribute><attribute><attributeName>notes</attributeName><attributeDefinition>comments</attributeDefinition><measurementScale><nominal><nonNumericDomain><textDomain><definition>comments</definition></textDomain></nonNumericDomain></nominal></measurementScale></attribute><attribute><attributeName>year</attributeName><attributeDefinition>year the material was sampled</attributeDefinition><measurementScale><nominal><nonNumericDomain><textDomain><definition>year the material was sampled</definition></textDomain></nonNumericDomain></nominal></measurementScale></attribute></attributeList></dataTable><dataTable><alternateIdentifier system="lter.kbs.msu.edu">https://lter.kbs.msu.edu/datatables/136</alternateIdentifier><entityName>Kellogg Biological Station LTER: Soil Archives (KBS052-002)</entityName><entityDescription>Sieved soil from the baseline soil samples 0-25 cm and the deep core sampling (1 m) of the LTER Main Site and of the Successional and Forested sites.</entityDescription><physical><objectName>Soil+Archives.csv</objectName><encodingMethod>None</encodingMethod><dataFormat><textFormat><numHeaderLines>30</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/136.csv</url></online></distribution></physical><attributeList><attribute><attributeName>year</attributeName><attributeDefinition>sample year</attributeDefinition><measurementScale><dateTime><formatString>YYYY</formatString><dateTimePrecision>1</dateTimePrecision><dateTimeDomain><bounds><minimum exclusive="true">1987-4-18</minimum></bounds></dateTimeDomain></dateTime></measurementScale></attribute><attribute><attributeName>site</attributeName><attributeDefinition>site of soil collection</attributeDefinition><measurementScale><nominal><nonNumericDomain><textDomain><definition>site of soil collection</definition></textDomain></nonNumericDomain></nominal></measurementScale></attribute><attribute><attributeName>sample_date</attributeName><attributeDefinition>the date or date range represented by the soil samples</attributeDefinition><measurementScale><nominal><nonNumericDomain><textDomain><definition>the date or date range represented by the soil samples</definition></textDomain></nonNumericDomain></nominal></measurementScale></attribute><attribute><attributeName>top_depth_cm</attributeName><attributeDefinition>the top depth of the soil samples in cm.</attributeDefinition><measurementScale><ratio><unit><standardUnit>centimeter</standardUnit></unit><numericDomain><numberType>real</numberType></numericDomain></ratio></measurementScale></attribute><attribute><attributeName>bottom_depth_cm</attributeName><attributeDefinition>bottom depth of the sample</attributeDefinition><measurementScale><ratio><unit><standardUnit>centimeter</standardUnit></unit><numericDomain><numberType>real</numberType></numericDomain></ratio></measurementScale></attribute><attribute><attributeName>plot</attributeName><attributeDefinition>the plot or plot range where the soil was sampled</attributeDefinition><measurementScale><nominal><nonNumericDomain><textDomain><definition>the plot or plot range where the soil was sampled</definition></textDomain></nonNumericDomain></nominal></measurementScale></attribute><attribute><attributeName>box</attributeName><attributeDefinition>the box id where the sample is stored</attributeDefinition><measurementScale><nominal><nonNumericDomain><textDomain><definition>the box id where the sample is stored</definition></textDomain></nonNumericDomain></nominal></measurementScale></attribute><attribute><attributeName>type</attributeName><attributeDefinition>the type of soil sample archived. Can refer to the type of soil processing or the type of sample.</attributeDefinition><measurementScale><nominal><nonNumericDomain><textDomain><definition>the type of soil sample archived. Can refer to the type of soil processing or the type of sample.</definition></textDomain></nonNumericDomain></nominal></measurementScale></attribute><attribute><attributeName>comments</attributeName><attributeDefinition>comments</attributeDefinition><measurementScale><nominal><nonNumericDomain><textDomain><definition>comments</definition></textDomain></nonNumericDomain></nominal></measurementScale></attribute><attribute><attributeName>barcode</attributeName><attributeDefinition>soil sample barcode</attributeDefinition><measurementScale><nominal><nonNumericDomain><textDomain><definition>soil sample barcode</definition></textDomain></nonNumericDomain></nominal></measurementScale></attribute></attributeList></dataTable><dataTable><alternateIdentifier system="lter.kbs.msu.edu">https://lter.kbs.msu.edu/datatables/649</alternateIdentifier><entityName>Kellogg Biological Station LTER: Frozen Soil samples (KBS052-003)</entityName><entityDescription>Soil samples frozen at -80 C to allow for DNA and microbial analysis</entityDescription><physical><objectName>Frozen+Soil+samples.csv</objectName><encodingMethod>None</encodingMethod><dataFormat><textFormat><numHeaderLines>29</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/649.csv</url></online></distribution></physical><attributeList><attribute><attributeName>box</attributeName><attributeDefinition>the container name in the freezer</attributeDefinition><measurementScale><nominal><nonNumericDomain><textDomain><definition>the container name in the freezer</definition></textDomain></nonNumericDomain></nominal></measurementScale></attribute><attribute><attributeName>date</attributeName><attributeDefinition>sample date</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>campaign</attributeName><attributeDefinition>a sample campaign to group common goals</attributeDefinition><measurementScale><nominal><nonNumericDomain><textDomain><definition>a sample campaign to group common goals</definition></textDomain></nonNumericDomain></nominal></measurementScale></attribute><attribute><attributeName>experiment</attributeName><attributeDefinition>the experiment the sample came from</attributeDefinition><measurementScale><nominal><nonNumericDomain><textDomain><definition>the experiment the sample came from</definition></textDomain></nonNumericDomain></nominal></measurementScale></attribute><attribute><attributeName>plot</attributeName><attributeDefinition>sample plot</attributeDefinition><measurementScale><nominal><nonNumericDomain><textDomain><definition>sample plot</definition></textDomain></nonNumericDomain></nominal></measurementScale></attribute><attribute><attributeName>depth</attributeName><attributeDefinition>depth of soil sample if known</attributeDefinition><measurementScale><nominal><nonNumericDomain><textDomain><definition>depth of soil sample if known</definition></textDomain></nonNumericDomain></nominal></measurementScale></attribute><attribute><attributeName>tube</attributeName><attributeDefinition>sample designation (tube or bag)</attributeDefinition><measurementScale><nominal><nonNumericDomain><textDomain><definition>sample designation (tube or bag)</definition></textDomain></nonNumericDomain></nominal></measurementScale></attribute><attribute><attributeName>comment</attributeName><attributeDefinition>comments about the sample</attributeDefinition><measurementScale><nominal><nonNumericDomain><textDomain><definition>comments about the sample</definition></textDomain></nonNumericDomain></nominal></measurementScale></attribute><attribute><attributeName>sample_id</attributeName><attributeDefinition>uuid identifying the sample. </attributeDefinition><measurementScale><nominal><nonNumericDomain><textDomain><definition>uuid identifying the sample. </definition></textDomain></nonNumericDomain></nominal></measurementScale></attribute><attribute><attributeName>treatment</attributeName><attributeDefinition>the experimental treatment if known</attributeDefinition><measurementScale><nominal><nonNumericDomain><textDomain><definition>the experimental treatment if known</definition></textDomain></nonNumericDomain></nominal></measurementScale></attribute></attributeList></dataTable></dataset></eml:eml>