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  <leader>04525nab a2200325 i 4500</leader>
  <controlfield tag="003">BR-BrBNA</controlfield>
  <controlfield tag="005">20230831103619.0</controlfield>
  <controlfield tag="008">230509b2018    bl.ar|pooa||| 00| 0 eng |</controlfield>
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    <subfield code="a">BR-BrBNA</subfield>
    <subfield code="b">eng</subfield>
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    <subfield code="a">H60</subfield>
    <subfield code="b">0120</subfield>
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  <datafield tag="100" ind1=" " ind2=" ">
    <subfield code="a">Mehmood, T.</subfield>
  </datafield>
  <datafield tag="100" ind1=" " ind2=" ">
    <subfield code="a">Khan, S.U.</subfield>
  </datafield>
  <datafield tag="100" ind1=" " ind2=" ">
    <subfield code="a">Qayyum, A.</subfield>
  </datafield>
  <datafield tag="100" ind1=" " ind2=" ">
    <subfield code="a">Gurmani, A.R.</subfield>
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  <datafield tag="100" ind1=" " ind2=" ">
    <subfield code="a">Ahmed, W.</subfield>
  </datafield>
  <datafield tag="100" ind1=" " ind2=" ">
    <subfield code="a">Liaquat, M.</subfield>
  </datafield>
  <datafield tag="100" ind1=" " ind2=" ">
    <subfield code="a">Farid, A.</subfield>
  </datafield>
  <datafield tag="245" ind1=" " ind2=" ">
    <subfield code="a">Evaluation of organic and inorganic mulching as an integrated weed management strategy in maize under rainfed conditions </subfield>
  </datafield>
  <datafield tag="500" ind1=" " ind2=" ">
    <subfield code="a">Publica&#xE7;&#xE3;o on-line; 29 ref.; 13 tables; 2 illus.; Summaries (En, Pt)</subfield>
  </datafield>
  <datafield tag="520" ind1=" " ind2=" ">
    <subfield code="a">

ABSTRACT - Weeds affect crop growth, health and yield by competing for resources,
and they serve as refuge for insect pests. Mulches of different materials have been
found to control weeds and insect pests. A field study was conducted at the village
of Mang, Haripur, Khyber Pakhtunkhwa, Pakistan, to explore the effect of various
mulch materials on weed suppression in maize fields under rain-fed conditions in
2013. Eight mulch materials treatments were used: control (no mulching), wheat straw
mulch, dry leaves of eucalyptus, rice straw mulch, grass clippings, living mulch
(soybean crop), black plastic mulch and the herbicide Primextra were investigated
under a randomized complete block design with four replications. Statistical analysis
of data showed maximum reduction in weed density, relative weed density, fresh
biomass and dry biomass in all the test species at 25, 50 and 75 days after sowing
(DAS) where Primextra and black plastic mulch were used, and this was statistically
similar to where rice straw and wheat straw were used. Maximum weed density,
relative weed density, fresh and dry biomass of all weed species were recorded
where soybean was intercropped with maize and grass clippings were used. Based
on these results, it was inferred that the mulch material of eucalyptus and rice straw
can effectively be used for controlling weeds in maize fields under rain-fed conditions.

Keywords: Zea mays, mulch materials, net benefits, weed density, weed biomass.
</subfield>
  </datafield>
  <datafield tag="520" ind1=" " ind2=" ">
    <subfield code="a">

RESUMO - As plantas daninhas afetam o crescimento, a sa&#xFA;de e a produtividade
das culturas, competindo por recursos e servindo de ref&#xFA;gio para pragas de insetos.
Descobriu-se que coberturas do solo com diferentes materiais promovem o controle
de plantas daninhas e pragas de insetos. Foi conduzido um estudo de campo no
vilarejo de Mang, Haripur, Khyber Pakhtunkhwa, Paquist&#xE3;o, para explorar o
efeito de tipos variados de cobertura sobre a supress&#xE3;o de plantas daninhas em
sistema de sequeiro, em 2013. Foram investigados, sob delineamento em blocos ao
acaso com quatro repeti&#xE7;&#xF5;es, oito tratamentos de cobertura do solo: controle (sem
cobertura), cobertura de palha de trigo, folhas secas de eucalipto, cobertura de
palha de arroz, res&#xED;duos de gram&#xED;neas, cobertura viva (soja), lona pl&#xE1;stica preta
e o herbicida Primextra. A an&#xE1;lise estat&#xED;stica dos dados revelou redu&#xE7;&#xE3;o m&#xE1;xima
na densidade de plantas daninhas, na densidade relativa de plantas daninhas, na
biomassa fresca e na biomassa seca em todas as esp&#xE9;cies testadas aos 25, 50 e
75 dias ap&#xF3;s a semeadura (DAS) com o uso do Primextra e da cobertura de lona
pl&#xE1;stica preta, tendo sido registrados resultados estatisticamente semelhantes com
o uso de palha de arroz e palha de trigo. Foram registradas densidade m&#xE1;xima de
plantas daninhas, densidade relativa de plantas daninhas, biomassa fresca e seca
para todas as esp&#xE9;cies de plantas daninhas onde a soja foi consorciada com milho e foram utilizados
res&#xED;duos de gram&#xED;neas. A partir desses resultados, inferiu-se que material de cobertura oriundo de
eucalipto e palha de arroz pode ser utilizado com efic&#xE1;cia no controle de plantas daninhas no campo
de milho sob condi&#xE7;&#xF5;es de sequeiro.

Palavras-chave: Zea mays, materiais de cobertura, benef&#xED;cios l&#xED;quidos, densidade de plantas daninhas,
biomassa de plantas daninhas.</subfield>
  </datafield>
  <datafield tag="650" ind1=" " ind2=" ">
    <subfield code="a">ZEA MAYS</subfield>
  </datafield>
  <datafield tag="650" ind1=" " ind2=" ">
    <subfield code="a">MILHO</subfield>
  </datafield>
  <datafield tag="650" ind1=" " ind2=" ">
    <subfield code="a">COBERTURA DO SOLO</subfield>
  </datafield>
  <datafield tag="650" ind1=" " ind2=" ">
    <subfield code="a">ERVA DANINHA</subfield>
  </datafield>
  <datafield tag="773" ind1="0" ind2=" ">
    <subfield code="0">886</subfield>
    <subfield code="9">1815</subfield>
    <subfield code="d">Londrina-PR : Sociedade Brasileira da Ci&#xEA;ncia das Plantas Daninhas, 1978</subfield>
    <subfield code="o">2023-031022</subfield>
    <subfield code="t">Planta Daninha (Brazil)</subfield>
    <subfield code="x">0100-8358; 1806-9681 (on-line)</subfield>
    <subfield code="g">v. 36 p. 1-14; (2018)</subfield>
    <subfield code="w">BR2023000147</subfield>
  </datafield>
  <datafield tag="856" ind1=" " ind2=" ">
    <subfield code="u">https://www.scielo.br/j/pd/a/XgTknqTS8djNzhn7JkXcmVJ/?format=pdf&amp;lang=en</subfield>
  </datafield>
  <datafield tag="942" ind1=" " ind2=" ">
    <subfield code="c">Anal&#xED;tica</subfield>
  </datafield>
  <datafield tag="999" ind1=" " ind2=" ">
    <subfield code="c">9066</subfield>
    <subfield code="d">9066</subfield>
  </datafield>
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