<?xml version="1.0" encoding="ISO-8859-1"?><article xmlns:mml="http://www.w3.org/1998/Math/MathML" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
<front>
<journal-meta>
<journal-id>0871-018X</journal-id>
<journal-title><![CDATA[Revista de Ciências Agrárias]]></journal-title>
<abbrev-journal-title><![CDATA[Rev. de Ciências Agrárias]]></abbrev-journal-title>
<issn>0871-018X</issn>
<publisher>
<publisher-name><![CDATA[Sociedade de Ciências Agrárias de Portugal]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S0871-018X2022000300741</article-id>
<article-id pub-id-type="doi">10.19084/rca.28609</article-id>
<title-group>
<article-title xml:lang="en"><![CDATA[Rehabilitation of sulfide tailings through designed Technosol and microbial-inoculant]]></article-title>
<article-title xml:lang="pt"><![CDATA[Reabilitação de escombreiras de sulfuretos através de Tecnossolo e inóculo microbiano]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Santos]]></surname>
<given-names><![CDATA[Erika]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Patrasc-Lungu]]></surname>
<given-names><![CDATA[Adelaida]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Nogales]]></surname>
<given-names><![CDATA[Amaia]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Abreu]]></surname>
<given-names><![CDATA[Maria Manuela]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Arán]]></surname>
<given-names><![CDATA[Diego]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
<xref ref-type="aff" rid="Aaf"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Universidade de Lisboa Instituto Superior de Agronomia Linking Landscape, Environment, Agriculture and Food Research Center]]></institution>
<addr-line><![CDATA[Lisbon ]]></addr-line>
<country>Portugal</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Universidade de Lisboa Instituto Superior de Agronomia ]]></institution>
<addr-line><![CDATA[Lisbon ]]></addr-line>
<country>Portugal</country>
</aff>
<aff id="Af3">
<institution><![CDATA[,Inproyen Consulting  ]]></institution>
<addr-line><![CDATA[Santa Comba A Coruña]]></addr-line>
<country>Spain</country>
</aff>
<pub-date pub-type="pub">
<day>30</day>
<month>12</month>
<year>2022</year>
</pub-date>
<pub-date pub-type="epub">
<day>30</day>
<month>12</month>
<year>2022</year>
</pub-date>
<volume>45</volume>
<numero>4</numero>
<fpage>741</fpage>
<lpage>750</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://scielo.pt/scielo.php?script=sci_arttext&amp;pid=S0871-018X2022000300741&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.pt/scielo.php?script=sci_abstract&amp;pid=S0871-018X2022000300741&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.pt/scielo.php?script=sci_pdf&amp;pid=S0871-018X2022000300741&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract The implementation of pastures or herbaceous intercropped with non-food autochthonous plants to extract high-added value compounds is a promising option for improving both the environmental and the economic sustainability of the active mining areas. The continuous generation of acid mine drainage and the physico-chemical characteristics of sulfide tailings make impossible the germination and development of plant covers, and therefore, an essential step in the environmental rehabilitation is the physico-chemical improvement of these materials. This study assessed, in a batch assay, the acid neutralization capacity of a designed Technosol applied to sulfide tailings at differentes applications rates. The best proportion was used subsequently in microcosm assay under greenhouse conditions, where herbaceous species were sown. Three treatments were established: sulfide tailings with a microbial inoculant (MI); Technosol+sulfide tailing with and without MI. The MI included a micorrhizal fungi +Trichoderma. In sulfide tailings with the MI no germination occurred. Significant improvement of physico-chemical properties of the sulfide tailing and their leachates were obtained with Technosol application (e.g. increase of fertility and pH, decrease of the contaminants available fraction). The Technosol also allowed the develpoment of a vigourous herbaceous cover without visual phytotoxic symptoms that can valorize the mining areas through a new land use. The production of herbaceous biomass was similar designed Technosol with or without MI.]]></p></abstract>
<abstract abstract-type="short" xml:lang="pt"><p><![CDATA[Resumo A implementação de pastagens ou intercropping de herbáceas com plantas autóctones não alimentícias para depois extrair compostos de valor acrescentado uma opção promissora para melhorar a sustentabilidade ambiental e económica de áreas mineiras em actividade. A contínua geração de drenagem ácida e as características físico-químicas das escombreiras de sulfuretos impossibilitam a germinação e o desenvolvimento das coberturas vegetais logo, uma etapa essencial na reabilitação ambiental é a melhoria físico-química destes materiais. O presente estudo avaliou, num ensaio de batch, a capacidade de neutralização de ácidos de um Tecnossolo aplicado, a diferentes proporções, a materiais de uma escombreira de sulfuretos. A melhor proporção usou-se posteriormente num ensaio em microcosmo em estufa, onde se semearam espécies herbáceas. Realizaram-se três tratamentos: Escombreira com inóculo microbiano; Tecnossolo+escombreira com e sem inóculo microbiano. O inóculo microbiano incluiu um fungo micorrízico+Trichoderma. Na escombreira com inóculo microbiano não ocorreu germinação. Significativas melhorias nas características físico-químicas da escombreira e seus lixiviados obtiveram-se com a aplicação do Tecnossolo. O Tecnossolo também permitiu o desenvolvimento de uma vigorosa cobertura herbácea sem sinais visiveis de fitotoxicidade, que pode valorizar a área mineira através de um novo uso do solo. A produção de biomassa foi semelhante com e sem inóculo microbiano na Escombreira com Tecnossolo.]]></p></abstract>
<kwd-group>
<kwd lng="en"><![CDATA[Herbaceous cover]]></kwd>
<kwd lng="en"><![CDATA[Land use]]></kwd>
<kwd lng="en"><![CDATA[Phytostabilization]]></kwd>
<kwd lng="en"><![CDATA[Trichoderma]]></kwd>
<kwd lng="en"><![CDATA[Arbuscular mycorrhizal fungi]]></kwd>
<kwd lng="pt"><![CDATA[Cobertura herbácea]]></kwd>
<kwd lng="pt"><![CDATA[Uso do solo]]></kwd>
<kwd lng="pt"><![CDATA[Fitoestabilização]]></kwd>
<kwd lng="pt"><![CDATA[Trichoderma]]></kwd>
<kwd lng="pt"><![CDATA[Fungo micorrizico]]></kwd>
</kwd-group>
</article-meta>
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