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      <title>Biochar de lodo de esgoto aumenta a produção e eficiência no uso de agua da alface</title>
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      <namePart type="family">Sousa Lima</namePart>
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    <abstract>O lodo de esgoto (LE) é um resíduo sólido, oriundo de Estações de Tratamentos de Esgoto (ETE), rico em matéria orgânica, sendo capaz de melhorar as propriedades físicas, químicas e biológicas do solo. Contudo, o LE pode apresentar em sua composição elementos tóxicos e agentes patogênicos que trazem malefícios para saúde humana e para o meio ambiente. A transformação do LE, por meio do processo de pirólise, em biochar pode ser uma boa alternativa tanto do ponto de vista agrícola, quanto do ambiental. Desse modo, o presente trabalho teve o objetivo de avaliar o efeito de biochar de lodo de esgoto (BLE) na eficiência do uso da água (EUA), na evapotranspiração e na produção da cultura da alface. O experimento foi realizado em casa de vegetação, no delineamento inteiramente casualizado, utilizando-se quatro tratamentos, consistindo de controle (sem biochar), BLE10 (10 t ha-1 de BLE), BLE20 (20 t ha-1 de BLE), BLE30 (30 t ha-1 de BLE), com três repetições. Foram avaliadas a biomassa, a evapotranspiração (ET) e a eficiência no uso de água (EUA) da alface. Não foram observadas diferenças significativas na ET da alface com a adição de BLE ao solo. Contudo, verificou-se que houve um aumento crescente da produção da alface e da EUA com o aumento das doses de BLE. Assim, o BLE mostrou-se uma interessante alternativa para uma destinação adequada do lodo de esgoto gerado nas ETE.</abstract>
    <targetAudience authority="marctarget">specialized</targetAudience>
    <subject authority="local">
      <topic>SOL CULTIVE</topic>
      <topic>AMENDEMENT DU SOL</topic>
      <topic>CARBONE ORGANIQUE</topic>
      <topic>FACTEUR DE RENDEMENT</topic>
      <topic>BIOMASSE</topic>
      <topic>EVAPOTRANSPIRATION</topic>
      <topic>BOUE</topic>
    </subject>
    <subject>
      <topic>UTILISATION DE L'EAU</topic>
      <topic>EAUX USEES</topic>
    </subject>
    <subject authority="local">
      <geographic>BRESIL</geographic>
    </subject>
    <classification authority="local">076AGRO</classification>
    <classification authority="local">068PEDAPP</classification>
    <classification authority="local">072BCLIGE03</classification>
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      <titleInfo>
        <title>Revista Brasileira de Geografia Fisica</title>
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      <part>
        <detail type="volume">
          <number>13</number>
        </detail>
        <detail type="volume">
          <number>4</number>
        </detail>
        <extent unit="pages">
          <list>1720-1729</list>
        </extent>
      </part>
      <originInfo>
        <dateIssued>2020</dateIssued>
      </originInfo>
      <identifier type="issn">1984-2295</identifier>
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    <identifier type="uri">https://www.documentation.ird.fr/hor/fdi:010083070</identifier>
    <identifier type="doi">10.26848/rbgf.v13.4.p1720-1729</identifier>
    <identifier type="issn">1984-2295</identifier>
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