<?xml version="1.0" encoding="UTF-8"?><?xml-stylesheet type="text/xsl" href="static/style.xsl"?><OAI-PMH xmlns="http://www.openarchives.org/OAI/2.0/" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://www.openarchives.org/OAI/2.0/ http://www.openarchives.org/OAI/2.0/OAI-PMH.xsd"><responseDate>2026-04-13T00:56:40Z</responseDate><request verb="GetRecord" identifier="oai:www.recercat.cat:10459.1/60336" metadataPrefix="mets">https://recercat.cat/oai/request</request><GetRecord><record><header><identifier>oai:recercat.cat:10459.1/60336</identifier><datestamp>2024-12-05T21:33:13Z</datestamp><setSpec>com_2072_3622</setSpec><setSpec>col_2072_479130</setSpec></header><metadata><mets xmlns="http://www.loc.gov/METS/" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:doc="http://www.lyncode.com/xoai" ID="&#xa;&#x9;&#x9;&#x9;&#x9;DSpace_ITEM_10459.1-60336" TYPE="DSpace ITEM" PROFILE="DSpace METS SIP Profile 1.0" xsi:schemaLocation="http://www.loc.gov/METS/ http://www.loc.gov/standards/mets/mets.xsd" OBJID="&#xa;&#x9;&#x9;&#x9;&#x9;hdl:10459.1/60336">
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                  <mods:namePart>Cortina, J.</mods:namePart>
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               <mods:name>
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                  <mods:namePart>Sebastià, Ma. T.</mods:namePart>
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               <mods:name>
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                  <mods:namePart>Soriano, Ignacio</mods:namePart>
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               <mods:name>
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                  <mods:namePart>Casals, Pere</mods:namePart>
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               <mods:name>
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                  <mods:namePart>Álvarez de la Campa, J. M.</mods:namePart>
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               <mods:name>
                  <mods:role>
                     <mods:roleTerm type="text">author</mods:roleTerm>
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                  <mods:namePart>Vallejo Calzada, V. R.</mods:namePart>
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                  <mods:dateAccessioned encoding="iso8601">2024-12-05T21:33:13Z</mods:dateAccessioned>
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                  <mods:dateIssued encoding="iso8601">2017-10-20T12:24:03Z2017-10-20T12:24:03Z19882017-10-20T12:24:03Z</mods:dateIssued>
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               <mods:identifier type="none"/>
               <mods:identifier type="uri">http://hdl.handle.net/10459.1/60336</mods:identifier>
               <mods:abstract>Se estudian cuatro comunidades ruderales de 10s alrededores de Barcelona (Chenopodietum muralis, Silybo-Urticetum, Carduo-Hordeetum e Inulo-Oryzopsietum) desde una perspectiva fitosociológica (inventariosflorísticos, espectros de familias, distribución fitogeografica y formas vitales) y edafológica (analisis de parametros físico-químicos del suelo, con especial énfasis en las formas minerales de nitrogeno). Los resultados ponen de manifiesto la variabilidad de hábitats y composición florística de estas comunidades. Por otra parte, las bajas acumulaciones de diferentes formas de N mineral no parecen confirmar su pretendida nitrofilia.Data   on &#xd;
the   variability &#xd;
of &#xd;
some &#xd;
ecological &#xd;
parameters &#xd;
in &#xd;
four &#xd;
nitrophilous communities &#xd;
of &#xd;
Barcelona. &#xd;
Four   ruderal &#xd;
communities &#xd;
around &#xd;
Barcelona &#xd;
(Chenopodietum &#xd;
muralis, &#xd;
Silybo-Urticetum, Carduo-Hordeetum &#xd;
and &#xd;
Inulo-Oryzopsietum) &#xd;
are &#xd;
examined &#xd;
from &#xd;
a  phytocoenological &#xd;
and &#xd;
pedological  point &#xd;
of &#xd;
view. &#xd;
This &#xd;
includes &#xd;
floristic &#xd;
inventories &#xd;
(Braun-Blanquet method), &#xd;
evaluation &#xd;
of &#xd;
different  plant  families,  phytogeographical  distribution &#xd;
and &#xd;
biological &#xd;
forms &#xd;
and &#xd;
analysis &#xd;
of &#xd;
physico-chemical  soil &#xd;
properties, &#xd;
paying &#xd;
especial &#xd;
attention &#xd;
to &#xd;
the &#xd;
mineral forms &#xd;
of &#xd;
nitrogen. &#xd;
Results   show &#xd;
remarkable &#xd;
variability &#xd;
in &#xd;
habitat   and &#xd;
floristic &#xd;
composition. &#xd;
Low &#xd;
accumulations &#xd;
of &#xd;
N &#xd;
mineral &#xd;
forms &#xd;
seem &#xd;
to &#xd;
contradict &#xd;
nitrophilic hypothesis &#xd;
for &#xd;
these &#xd;
ruderal &#xd;
communities.</mods:abstract>
               <mods:language>
                  <mods:languageTerm authority="rfc3066"/>
               </mods:language>
               <mods:accessCondition type="useAndReproduction">(c) Universitat de Barcelona, 1988 info:eu-repo/semantics/openAccess</mods:accessCondition>
               <mods:subject>
                  <mods:topic>Botànica</mods:topic>
               </mods:subject>
               <mods:subject>
                  <mods:topic>Males herbes</mods:topic>
               </mods:subject>
               <mods:titleInfo>
                  <mods:title>Datos sobre la variabilidad de algunos parámetros ecológicos en cuatro comunidades nitrófilas barcelonesas</mods:title>
               </mods:titleInfo>
               <mods:genre>info:eu-repo/semantics/article info:eu-repo/semantics/publishedVersion</mods:genre>
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