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  <controlfield tag="003">BR-BrBNA</controlfield>
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    <subfield code="a">Nogueira, Ina de Souza </subfield>
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    <subfield code="a">Jorge, Vanessa Ara&#xFA;jo</subfield>
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    <subfield code="a">Abrantes, Lorena Lemes Martins </subfield>
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    <subfield code="a">Lobo, Maria Tereza Morais Pereira Souza </subfield>
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    <subfield code="a">Desm&#xED;dias (Zygnematophyceae) de h&#xE1;bito filamentoso da regi&#xE3;o do Vale do Paran&#xE3; (Goi&#xE1;s, Brasil)</subfield>
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    <subfield code="a">Publica&#xE7;&#xE3;o on-line; 22 ref.; 5 tables; 4 illus.; Summaries (En, Pt)</subfield>
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Resumo

A regi&#xE3;o do Vale do Paran&#xE3; faz parte do bioma Cerrado e da bacia Tocantins-Araguaia, no estado de Goi&#xE1;s. O
estudo constitui o primeiro trabalho para regi&#xE3;o e visa apresentar o invent&#xE1;rio de desm&#xED;dias de h&#xE1;bito filamentoso.
Foram coletadas 102 amostras nos per&#xED;odos de seca e chuva de 2003 atrav&#xE9;s de diferentes m&#xE9;todos. As algas foram
analisadas, microfotografadas e identificadas. A an&#xE1;lise qualitativa resultou em 17 t&#xE1;xons. Hyalotheca dissiliens var. dissiliens 
f. dissiliens foi mais frequente no per&#xED;odo chuvoso, enquanto Spondylosium panduriforme var. panduriforme f. panduriforme e 
Spondylosium panduriforme var. limneticum no per&#xED;odo seco. Os alagados de
v&#xE1;rzea foram os ambientes mais prop&#xED;cios ao desenvolvimento de desm&#xED;dias, sendo 71% dos t&#xE1;xons, exclusivos
deste tipo de ambiente. O ambiente mais rico durante todo per&#xED;odo estudado foi um alagado de Formosa com
94,1% dos t&#xE1;xons de desm&#xED;dias filamentosas. Oito novas cita&#xE7;&#xF5;es foram registradas para o estado de Goi&#xE1;s.

Palavras-chave: Desmidiales, bioma Cerrado, taxonomia, Tocantins-Araguaia.





Abstract

The region of the Paran&#xE3; Valley is part of the Cerrado biome and Tocantins-Araguaia basin (Goi&#xE1;s state, Brazil). 
The study constitutes the first work for the region and aims to present the inventory of filamentous desmid forms.
102 samples were coleted in the rainy and dry seasons though different methods. The algae had been analyzed
and microphotographed and identified. The qualitative analysis resulted in 17 taxa. Hyalotheca dissiliens var. dissiliens 
f. dissiliens was most frequent in the rainy while in the dry period Spondylosium panduriforme var. panduriforme f. panduriforme 
and Spondylosium panduriforme var. limneticum. The floodplain environment had
been most propitious for filamentous desmid and 71% of taxa were exclusive of this environment. The sampling
station of Formosa presented the most specific richness with 94,1% of taxa filamentous desmid. There were
registered eight new taxa to the state of Goi&#xE1;s.

Key words: Desmidiales, Cerrado biome, taxonomy, Tocantins-Araguaia.</subfield>
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  <datafield tag="650" ind1=" " ind2=" ">
    <subfield code="a">CERRADO</subfield>
  </datafield>
  <datafield tag="650" ind1=" " ind2=" ">
    <subfield code="a">TAXONOMIA</subfield>
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  <datafield tag="650" ind1=" " ind2=" ">
    <subfield code="a">TOCANTINS-ARAGUAIA</subfield>
  </datafield>
  <datafield tag="773" ind1="0" ind2=" ">
    <subfield code="0">709</subfield>
    <subfield code="9">349459</subfield>
    <subfield code="d">Rio de Janeiro-RJ Jardim Botanico do Rio de Janeiro 1935</subfield>
    <subfield code="o">2025-1979</subfield>
    <subfield code="t">Rodrigu&#xE9;sia (Brazil)</subfield>
    <subfield code="x">0370-6583; 2175-7860 on-line</subfield>
    <subfield code="g">v. 67(3) p. 677-689; (2016)</subfield>
    <subfield code="w">BR2025000190</subfield>
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    <subfield code="u">https://www.scielo.br/j/rod/a/nJKkmVxQGr6pmjJ6XgS83zq/?format=pdf&amp;lang=pt</subfield>
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    <subfield code="c">ANA</subfield>
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    <subfield code="c">330722</subfield>
    <subfield code="d">330722</subfield>
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