<?xml version="1.0" encoding="UTF-8"?><!--*** Generated from internal PANGAEA metadata schema by dif.xslt ***--><DIF xsi:schemaLocation="http://gcmd.gsfc.nasa.gov/Aboutus/xml/dif/ http://gcmd.gsfc.nasa.gov/Aboutus/xml/dif/dif_v9.4.xsd" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns="http://gcmd.gsfc.nasa.gov/Aboutus/xml/dif/">
<Entry_ID>PANGAEA_899893</Entry_ID>
<Entry_Title>Elymus athericus encroachment experiment</Entry_Title>
<Data_Set_Citation>
<Dataset_Creator>Nolte, Stefanie; Wanner, Antonia; Stock, Martin; Jensen, Kai</Dataset_Creator>
<Dataset_Title>Elymus athericus encroachment experiment</Dataset_Title>
<Dataset_Release_Date>2019-04-02</Dataset_Release_Date>
<Dataset_Publisher>PANGAEA</Dataset_Publisher>
<Data_Presentation_Form>Dataset</Data_Presentation_Form>
<Other_Citation_Details>Supplement to: Nolte, Stefanie; Wanner, Antonia; Stock, Martin; Jensen, Kai (2019): Elymus athericus encroachment in Wadden Sea salt marshes is driven by surface-elevation change. Applied Vegetation Science, 22(3), 454-464, https://doi.org/10.1111/avsc.12443</Other_Citation_Details>
<Online_Resource>https://doi.pangaea.de/10.1594/PANGAEA.899893</Online_Resource>
</Data_Set_Citation>
<Personnel>
<Role>Investigator</Role>
<First_Name>Stefanie</First_Name>
<Last_Name>Nolte</Last_Name>
</Personnel>
<Discipline>
<Discipline_Name>Earth Science</Discipline_Name>
</Discipline>
<Parameters>
<Detailed_Variable>Block</Detailed_Variable>
</Parameters>
<Parameters>
<Detailed_Variable>Experimental plot</Detailed_Variable>
</Parameters>
<Parameters>
<Detailed_Variable>ELEVATION</Detailed_Variable>
</Parameters>
<Parameters>
<Detailed_Variable>Surface-elevation change</Detailed_Variable>
</Parameters>
<Parameters>
<Detailed_Variable>Treatment: nitrogen fertilizing</Detailed_Variable>
</Parameters>
<Parameters>
<Detailed_Variable>Biomass</Detailed_Variable>
</Parameters>
<Parameters>
<Detailed_Variable>Open soil, cover</Detailed_Variable>
</Parameters>
<Parameters>
<Detailed_Variable>Artemisia maritima, cover</Detailed_Variable>
</Parameters>
<Parameters>
<Detailed_Variable>Aster tripolium, cover</Detailed_Variable>
</Parameters>
<Parameters>
<Detailed_Variable>Atriplex portulacoides, cover</Detailed_Variable>
</Parameters>
<Parameters>
<Detailed_Variable>Atriplex littoralis, cover</Detailed_Variable>
</Parameters>
<Parameters>
<Detailed_Variable>Elymus athericus, cover</Detailed_Variable>
</Parameters>
<Parameters>
<Detailed_Variable>Festuca rubra, cover</Detailed_Variable>
</Parameters>
<Parameters>
<Detailed_Variable>Glaux maritima, cover</Detailed_Variable>
</Parameters>
<Parameters>
<Detailed_Variable>Halimione portulacoides, cover</Detailed_Variable>
</Parameters>
<Parameters>
<Detailed_Variable>Limonium vulgare, cover</Detailed_Variable>
</Parameters>
<Parameters>
<Detailed_Variable>Plantago maritima, cover</Detailed_Variable>
</Parameters>
<Parameters>
<Detailed_Variable>Puccinellia maritima, cover</Detailed_Variable>
</Parameters>
<Parameters>
<Detailed_Variable>Salicornia europaea, cover</Detailed_Variable>
</Parameters>
<Parameters>
<Detailed_Variable>Spartina anglica, cover</Detailed_Variable>
</Parameters>
<Parameters>
<Detailed_Variable>Spergularia maritima, cover</Detailed_Variable>
</Parameters>
<Parameters>
<Detailed_Variable>Suaeda maritima, cover</Detailed_Variable>
</Parameters>
<Parameters>
<Detailed_Variable>Triglochin maritima, cover</Detailed_Variable>
</Parameters>
<ISO_Topic_Category>geoscientificInformation</ISO_Topic_Category>
<Keyword>Biomass</Keyword>
<Keyword>Halimione portulacoides</Keyword>
<Keyword>N-deposition</Keyword>
<Keyword>N-fertilisation</Keyword>
<Keyword>Puccinellia maritima</Keyword>
<Keyword>salt marsh</Keyword>
<Keyword>sedimentation</Keyword>
<Keyword>succession</Keyword>
<Data_Set_Progress>Complete</Data_Set_Progress>
<Spatial_Coverage>
<Minimum_Altitude>1.979 m a.s.l. (ELEVATION)</Minimum_Altitude>
<Maximum_Altitude>2.124 m a.s.l. (ELEVATION)</Maximum_Altitude>
</Spatial_Coverage>
<Access_Constraints>unrestricted</Access_Constraints>
<Use_Constraints>CC-BY-4.0: Creative Commons Attribution 4.0 International</Use_Constraints>
<Data_Set_Language>English</Data_Set_Language>
<Data_Center>
<Data_Center_Name>
<Short_Name>PANGAEA</Short_Name>
<Long_Name>Data Publisher for Earth &amp; Environmental Science</Long_Name>
</Data_Center_Name>
<Data_Center_URL>https://www.pangaea.de/</Data_Center_URL>
<Personnel>
<Role>Data Center Contact</Role>
<First_Name>Michael</First_Name>
<Last_Name>Diepenbroek</Last_Name>
<Email>info@pangaea.de</Email>
<Contact_Address>
<Address>Leobener Str.</Address>
<City>Bremen</City>
<Province_or_State>Bremen</Province_or_State>
<Postal_Code>28359</Postal_Code>
<Country>Germany</Country>
</Contact_Address>
</Personnel>
</Data_Center>
<Distribution>
<Distribution_Media>online</Distribution_Media>
<Distribution_Size>2112 data points</Distribution_Size>
<Distribution_Format>text/tab-separated-values</Distribution_Format>
</Distribution>
<Summary>The experiment was established in 2007 in the high marsh and consisted of four blocks of 12 m x 8 m. The blocks differed in surface-elevation change during the experiment. Each block was subdivided into 24 plots of 1 m x 1 m. The original elevation of all plots in relation to the German ordnance datum (NHN) was assessed at the start of the experiment. Plots within the blocks were randomly assigned to one of the three N-fertilisation treatments.Within each plot we planted five randomly chosen individuals of Elymus. After four years of treatment, the vegetation composition and cover was recorded in all plots and aboveground biomass was collected. ** For all details see the full metadata description at "https://doi.pangaea.de/10.1594/PANGAEA.899893"!</Summary>
<Related_URL>
<URL>http://en.wikipedia.org/wiki/Elevation</URL>
<Description>ELEVATION</Description>
</Related_URL>
<Related_URL>
<URL>https://doi.org/10.1111/avsc.12443</URL>
<Description>Elymus athericus encroachment in Wadden Sea salt marshes is driven by surface-elevation change</Description>
</Related_URL>
<Metadata_Name>DIF</Metadata_Name>
<Metadata_Version>9.4</Metadata_Version>
<DIF_Creation_Date>2019-04-02</DIF_Creation_Date>
<Last_DIF_Revision_Date>2026-09-15</Last_DIF_Revision_Date>
</DIF>
