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  <controlfield tag="005">20260506185448.0</controlfield>
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    <subfield code="a">Procknow, Djoney </subfield>
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    <subfield code="a">Rovedder, Ana Paula Moreira </subfield>
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    <subfield code="a">Piaia, Bruna Balestrin </subfield>
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    <subfield code="a">Stefanello, Maureen de Moraes </subfield>
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    <subfield code="a">Camargo, Betina </subfield>
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    <subfield code="a">Felker, Roselene Marostega </subfield>
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    <subfield code="a">Croda, J&#xE9;ssica Puhl </subfield>
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    <subfield code="a">Gazzola, Matheus Degrandi </subfield>
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  <datafield tag="245" ind1=" " ind2=" ">
    <subfield code="a">Seed rain as an ecological indicator of forest restoration in the Pampa biome</subfield>
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Publica&#xE7;&#xE3;o online; 46 ref.; 4 illus.; 3 tables; Summaries (En, Pt)</subfield>
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ABSTRACT:     This study evaluated seed rain in different forest formation soil uses in the Serra do Sudeste region, Pampa biome. Four  area  were  selected:  active  restoration  (Area  1),  passive  restoration  (Area  2),  eucalyptus  commercial  plantation  (Area  3)  and  native  forest  (Area  4).  Ten  permanent  collectors  of  1  m&#xB2;  each  were  installed  in  each  area,  being  suspended  1  meter  above the soil surface. Collections were made monthly for twelve months in 2018. The analyzed variables were: the number of morphospecies, number of individuals, the indices of Margalef richness, Pielou evenness, Shannon diversity, Jaccard floristic similiarity, and possible correlations by detrended correspondence analysis (DCA). Total number of seeds sampled during the period was 239,988, distributed across 116 morphospecies. The area under active restoration (Area 1) did not differ statistically by the Kruskall-Wallis test (p &lt; 0.05) of the native forest (Area 4) for the number of seeds. Area 1 presented a higher number of morphospecies and greater diversity of species, followed by Area 4. Seed rain can be a promising ecological indicator for the conditions of the present study.   



Key words:      active restoration; diversity; morphospecies; native forest</subfield>
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RESUMO:   O presente estudo avaliou a chuva de sementes em diferentes usos do solo de forma&#xE7;&#xE3;o florestal na regi&#xE3;o da Serra do Sudeste, bioma Pampa. Foram selecionadas quatro &#xE1;reas: restaura&#xE7;&#xE3;o ativa (&#xC1;rea 1), restaura&#xE7;&#xE3;o passiva (&#xC1;rea 2), plantio comercial de eucalipto (&#xC1;rea 3) e mata nativa (&#xC1;rea 4). Em cada &#xE1;rea, foram instalados dez coletores permanentes de 1 m&#xB2; cada, suspensos a 1 m acima da superf&#xED;cie do solo. As coletas foram feitas mensalmente durante doze meses no ano de 2018. As vari&#xE1;veis avaliadas foram: n&#xFA;mero de morfoesp&#xE9;cies, n&#xFA;mero de indiv&#xED;duos, riqueza de Margalef, equitabilidade de Pielou, diversidade de Shannon, similiaridade flor&#xED;stica de Jaccard e as poss&#xED;veis correla&#xE7;&#xF5;es pela an&#xE1;lise de correspond&#xEA;ncia segmentada  (DCA).  O  total  de  sementes  amostradas  durante  o  per&#xED;odo  foi  239.988,  distribu&#xED;das  em  116  morfoesp&#xE9;cies.  A  &#xE1;rea sob restaura&#xE7;&#xE3;o ativa (&#xC1;rea 1) n&#xE3;o diferiu estatisticamente pelo teste de Kruskall-Wallis (p &lt; 0,05) da mata nativa (&#xC1;rea 4), quanto ao n&#xFA;mero de sementes. A &#xC1;rea 1 apresentou maior n&#xFA;mero de morfoesp&#xE9;cies e maior diversidade de esp&#xE9;cies, seguida pela &#xC1;rea 4. A chuva de sementes demonstrou ser um promissor indicador ecol&#xF3;gico para as condi&#xE7;&#xF5;es do presente estudo.  



 Palavras-chave:      restaura&#xE7;&#xE3;o ativa; diversidade; morfoesp&#xE9;cies; mata nativa</subfield>
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    <subfield code="a">FLORESTA</subfield>
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    <subfield code="a">USO DA TERRA</subfield>
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    <subfield code="a">SEMENTE</subfield>
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  <datafield tag="650" ind1=" " ind2=" ">
    <subfield code="a">REGENERA&#xC7;&#xC3;O</subfield>
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  <datafield tag="773" ind1="0" ind2=" ">
    <subfield code="0">4656</subfield>
    <subfield code="9">361786</subfield>
    <subfield code="d">Recife-PE Universidade Federal Rural de Pernambuco 2006</subfield>
    <subfield code="o">2026-1793</subfield>
    <subfield code="t">Revista Brasileira de Ci&#xEA;ncias Agr&#xE1;rias (Brazil)</subfield>
    <subfield code="x">1981-1160</subfield>
    <subfield code="g">v. 15(3) p. 1-8; (2020)</subfield>
    <subfield code="w">BR2026000551</subfield>
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  <datafield tag="856" ind1=" " ind2=" ">
    <subfield code="u">http://www.agraria.pro.br/ojs32/index.php/RBCA/article/view/v15i3a7220/52</subfield>
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    <subfield code="c">ANA</subfield>
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    <subfield code="c">341685</subfield>
    <subfield code="d">341685</subfield>
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