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  <controlfield tag="003">BR-BrBNA</controlfield>
  <controlfield tag="005">20260525155020.0</controlfield>
  <controlfield tag="008">260525b2021    bl.qr|pooa||| 00| 0 eng |</controlfield>
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    <subfield code="b">eng</subfield>
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    <subfield code="a">F01</subfield>
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    <subfield code="a">Pereira, Anderson Crestani </subfield>
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    <subfield code="a">Peiter, M&#xE1;rcia Xavier </subfield>
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    <subfield code="a">Rodrigues, Marcelo Antonio </subfield>
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    <subfield code="a">Robaina, Adroaldo Dias </subfield>
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  <datafield tag="100" ind1=" " ind2=" ">
    <subfield code="a">Piroli, J&#xE9;ssica Dariane </subfield>
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  <datafield tag="100" ind1=" " ind2=" ">
    <subfield code="a">Ferreira, Laura Dias </subfield>
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  <datafield tag="100" ind1=" " ind2=" ">
    <subfield code="a">Kirchner, Jardel Henrique </subfield>
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  <datafield tag="100" ind1=" " ind2=" ">
    <subfield code="a">Mezzomo, Wellington </subfield>
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  <datafield tag="245" ind1=" " ind2=" ">
    <subfield code="a">Water management and crop coefficients for pot chrysanthemum</subfield>
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Publica&#xE7;&#xE3;o online; 34 ref.; 4 tables; 3 illus.; Summaries  (En, Pt)</subfield>
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ABSTRACT:       Chrysanthemum is one of the most commercialized flower species in Brazil, however, there is little information related to the correct water management of the crop. Thus, the work seeks to determine the crop evapotranspiration (ETc) and obtain the cultural coefficients (Kc) of the pot chrysanthemum, in addition to assessing the water use efficiency (EUA) of the crop under different irrigation managements. The experiment was conducted in a protected environment in Santa Maria-RS, which a completely randomized design (DIC) was used, with five treatments based on the capacity of water retention in  the  vessel  (CRV)  (40,  60,  80,  100  and  120%  CRV),  with  16  repetitions,  each  pot  was  considered  one  repetition.  ETc  was determined by weighing Lysymetry, ETo was calculated by six different equations: Benevides-Lopez, Camargo, Linacre, Jensen-Haise, Hargreaves and Ivanov. Kc was obtained by the relationship between ETc and ETo. The evapotranspiration of the culture ranged between 153 and 264 mm. There was no significant difference in the EUA between the treatments studied. The average Kc was 0.98 for the vegetative phase, 1.29 from the beginning of the reproductive phase to the point of commercialization and 0.85 until the end of the reproductive phase.  



Key words:       Dendranthema grandiflorum; irrigation management; protected environment</subfield>
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RESUMO:       O cris&#xE2;ntemo &#xE9; uma das esp&#xE9;cies flor&#xED;colas mais comercializadas no Brasil, entretanto, h&#xE1; poucas informa&#xE7;&#xF5;es relacionadas ao correto manejo h&#xED;drico da cultura. Desta forma, o trabalho busca determinar a evapotranspira&#xE7;&#xE3;o da cultura (ETc) e obter os coeficientes culturais (Kc) do cris&#xE2;ntemo de vaso, al&#xE9;m de avaliar a efici&#xEA;ncia de uso da &#xE1;gua (EUA) da cultura  sob  diferentes  manejos  de  irriga&#xE7;&#xE3;o.  O  experimento  foi  conduzido  em  ambiente  protegido  em  Santa  Maria-RS,  no  qual adotou-se o delineamento inteiramente casualizado (DIC), com cinco tratamentos baseados na capacidade de reten&#xE7;&#xE3;o de &#xE1;gua no vaso (CRV) (40, 60, 80, 100 e 120% CRV), com 16 repeti&#xE7;&#xF5;es, sendo cada vaso considerado uma repeti&#xE7;&#xE3;o. A determina&#xE7;&#xE3;o da ETc se deu por lisimetria de pesagem, a ETo foi calculada por seis distintas equa&#xE7;&#xF5;es: Benevides-Lopez, Camargo, Linacre, Jensen-Haise, Hargreaves e Ivanov. O Kc foi obtido pela rela&#xE7;&#xE3;o entre a ETc e a ETo.A evapotranspira&#xE7;&#xE3;o da cultura oscilou entre 153 e 264 mm. N&#xE3;o ocorreu diferen&#xE7;a significativa de EUA entre os tratamentos estudados. O Kc m&#xE9;dio foi de 0,98 para fase vegetativa, 1,29 do in&#xED;cio da fase reprodutiva at&#xE9; o ponto de comercializa&#xE7;&#xE3;o e 0,85 at&#xE9; o fim da fase reprodutiva.    



Palavras-chave:       Dendranthema grandiflorum; manejo da irriga&#xE7;&#xE3;o; ambiente protegido</subfield>
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  <datafield tag="650" ind1=" " ind2=" ">
    <subfield code="a">CRIS&#xC2;NTEMO</subfield>
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  <datafield tag="650" ind1=" " ind2=" ">
    <subfield code="a">PLANTA ORNAMENTAL</subfield>
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  <datafield tag="650" ind1=" " ind2=" ">
    <subfield code="a">EVAPOTRANSPIRA&#xC7;&#xC3;O</subfield>
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  <datafield tag="650" ind1=" " ind2=" ">
    <subfield code="a">IRRIGA&#xC7;&#xC3;O</subfield>
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    <subfield code="a">MANEJO</subfield>
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  <datafield tag="773" ind1="0" ind2=" ">
    <subfield code="0">4656</subfield>
    <subfield code="9">362195</subfield>
    <subfield code="d">Recife-PE Universidade Federal Rural de Pernambuco 2006</subfield>
    <subfield code="o">2026-2192</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. 16(4) p. 1-7; (2021)</subfield>
    <subfield code="w">BR2026000655</subfield>
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  <datafield tag="856" ind1=" " ind2=" ">
    <subfield code="u">http://www.agraria.pro.br/ojs32/index.php/RBCA/article/view/v16i4a9004/775</subfield>
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    <subfield code="c">ANA</subfield>
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    <subfield code="c">347884</subfield>
    <subfield code="d">347884</subfield>
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