Quinoa (Chenopodium quinoa) reaction to herbicide residue in a Brazilian Savannah soil
Autor(a) principal: | |
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Data de Publicação: | 2003 |
Outros Autores: | , |
Tipo de documento: | Artigo |
Idioma: | eng |
Título da fonte: | Pesquisa Agropecuária Brasileira (Online) |
Texto Completo: | https://seer.sct.embrapa.br/index.php/pab/article/view/6635 |
Resumo: | e quinoa (Chenopodium quinoa Willd.) cultivation, one of the most promising in double cropping with soybeans or maize, depends on weed control. The objective of this work was to evaluate quinoa reaction to herbicide residue in a savannah soil. Six herbicide treatments, trifluralin, pendimethalin, clomazone, imazaquin, trifluralin + imazaquin and control, were applied, prior to summer cultivation of soybean, in a Dark-Red Latosol (typic Haplustox). Soybean cultivar BR 9 Savana was grown and soil samples were collected at 15, 38, 100, 145 and 206 days after treatment and stored at -5oC. Bioassays were conducted in greenhouse, using quinoa, cultivar Q18. Imazaquin was the most harmful to quinoa seedlings, up to 206 days after application, followed by clomazone 15-38 days after application; trifluralin and pendimethalin had no residual effect. These results suggest that a broad-base screening should be conducted. |
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Quinoa (Chenopodium quinoa) reaction to herbicide residue in a Brazilian Savannah soilReação de quinoa (Chenopodium quinoa) a resíduos de herbicida em um solo de cerradochenopod; weed control; toxicity; yieldsquenopódio; controle de planta daninha; toxicidade; rendimentoe quinoa (Chenopodium quinoa Willd.) cultivation, one of the most promising in double cropping with soybeans or maize, depends on weed control. The objective of this work was to evaluate quinoa reaction to herbicide residue in a savannah soil. Six herbicide treatments, trifluralin, pendimethalin, clomazone, imazaquin, trifluralin + imazaquin and control, were applied, prior to summer cultivation of soybean, in a Dark-Red Latosol (typic Haplustox). Soybean cultivar BR 9 Savana was grown and soil samples were collected at 15, 38, 100, 145 and 206 days after treatment and stored at -5oC. Bioassays were conducted in greenhouse, using quinoa, cultivar Q18. Imazaquin was the most harmful to quinoa seedlings, up to 206 days after application, followed by clomazone 15-38 days after application; trifluralin and pendimethalin had no residual effect. These results suggest that a broad-base screening should be conducted. O cultivo da quinoa (Chenopodium quinoa Willd.), um dos mais promissores em sucessão à soja ou ao milho, depende do controle de plantas daninhas. O objetivo deste trabalho foi estudar a reação da quinoa a resíduos de herbicidas num solo de cerrado. Seis tratamentos com herbicidas, trifluralin, pendimethalin, clomazone, imazaquin, trifluralin + imazaquin e testemunha, foram aplicados, antes da semeadura de soja, cultivar BR 9 Savana, em um Latossolo Vermelho-Escuro. Amostras de solo foram coletadas aos 15, 38, 100, 145 e 206 dias após a aplicação e armazenadas sob temperatura de -5oC. Bioensaios foram conduzidos em casa de vegetação, usando a quinoa, cultivar Q18. Imazaquin mostrou-se o mais prejudicial à quinoa até os 206 dias, seguido por clomazone entre 15 e 38 dias após a aplicação; trifluralin e pendimethalin não mostraram efeito residual. Estes resultados sugerem ampliar a triagem, com a inclusão de novos produtos.Pesquisa Agropecuaria BrasileiraPesquisa Agropecuária BrasileiraSantos, Roberto Lorena de BarrosSpehar, Carlos RobertoVivaldi, Lucio2003-06-01info:eu-repo/semantics/articleinfo:eu-repo/semantics/publishedVersionapplication/pdfhttps://seer.sct.embrapa.br/index.php/pab/article/view/6635Pesquisa Agropecuaria Brasileira; v.38, n.6, jun. 2003; 771-776Pesquisa Agropecuária Brasileira; v.38, n.6, jun. 2003; 771-7761678-39210100-104xreponame:Pesquisa Agropecuária Brasileira (Online)instname:Empresa Brasileira de Pesquisa Agropecuária (Embrapa)instacron:EMBRAPAenghttps://seer.sct.embrapa.br/index.php/pab/article/view/6635/3692info:eu-repo/semantics/openAccess2014-07-31T17:40:01Zoai:ojs.seer.sct.embrapa.br:article/6635Revistahttp://seer.sct.embrapa.br/index.php/pabPRIhttps://old.scielo.br/oai/scielo-oai.phppab@sct.embrapa.br || sct.pab@embrapa.br1678-39210100-204Xopendoar:2014-07-31T17:40:01Pesquisa Agropecuária Brasileira (Online) - Empresa Brasileira de Pesquisa Agropecuária (Embrapa)false |
dc.title.none.fl_str_mv |
Quinoa (Chenopodium quinoa) reaction to herbicide residue in a Brazilian Savannah soil Reação de quinoa (Chenopodium quinoa) a resíduos de herbicida em um solo de cerrado |
title |
Quinoa (Chenopodium quinoa) reaction to herbicide residue in a Brazilian Savannah soil |
spellingShingle |
Quinoa (Chenopodium quinoa) reaction to herbicide residue in a Brazilian Savannah soil Santos, Roberto Lorena de Barros chenopod; weed control; toxicity; yields quenopódio; controle de planta daninha; toxicidade; rendimento |
title_short |
Quinoa (Chenopodium quinoa) reaction to herbicide residue in a Brazilian Savannah soil |
title_full |
Quinoa (Chenopodium quinoa) reaction to herbicide residue in a Brazilian Savannah soil |
title_fullStr |
Quinoa (Chenopodium quinoa) reaction to herbicide residue in a Brazilian Savannah soil |
title_full_unstemmed |
Quinoa (Chenopodium quinoa) reaction to herbicide residue in a Brazilian Savannah soil |
title_sort |
Quinoa (Chenopodium quinoa) reaction to herbicide residue in a Brazilian Savannah soil |
author |
Santos, Roberto Lorena de Barros |
author_facet |
Santos, Roberto Lorena de Barros Spehar, Carlos Roberto Vivaldi, Lucio |
author_role |
author |
author2 |
Spehar, Carlos Roberto Vivaldi, Lucio |
author2_role |
author author |
dc.contributor.none.fl_str_mv |
|
dc.contributor.author.fl_str_mv |
Santos, Roberto Lorena de Barros Spehar, Carlos Roberto Vivaldi, Lucio |
dc.subject.por.fl_str_mv |
chenopod; weed control; toxicity; yields quenopódio; controle de planta daninha; toxicidade; rendimento |
topic |
chenopod; weed control; toxicity; yields quenopódio; controle de planta daninha; toxicidade; rendimento |
description |
e quinoa (Chenopodium quinoa Willd.) cultivation, one of the most promising in double cropping with soybeans or maize, depends on weed control. The objective of this work was to evaluate quinoa reaction to herbicide residue in a savannah soil. Six herbicide treatments, trifluralin, pendimethalin, clomazone, imazaquin, trifluralin + imazaquin and control, were applied, prior to summer cultivation of soybean, in a Dark-Red Latosol (typic Haplustox). Soybean cultivar BR 9 Savana was grown and soil samples were collected at 15, 38, 100, 145 and 206 days after treatment and stored at -5oC. Bioassays were conducted in greenhouse, using quinoa, cultivar Q18. Imazaquin was the most harmful to quinoa seedlings, up to 206 days after application, followed by clomazone 15-38 days after application; trifluralin and pendimethalin had no residual effect. These results suggest that a broad-base screening should be conducted. |
publishDate |
2003 |
dc.date.none.fl_str_mv |
2003-06-01 |
dc.type.none.fl_str_mv |
|
dc.type.driver.fl_str_mv |
info:eu-repo/semantics/article info:eu-repo/semantics/publishedVersion |
format |
article |
status_str |
publishedVersion |
dc.identifier.uri.fl_str_mv |
https://seer.sct.embrapa.br/index.php/pab/article/view/6635 |
url |
https://seer.sct.embrapa.br/index.php/pab/article/view/6635 |
dc.language.iso.fl_str_mv |
eng |
language |
eng |
dc.relation.none.fl_str_mv |
https://seer.sct.embrapa.br/index.php/pab/article/view/6635/3692 |
dc.rights.driver.fl_str_mv |
info:eu-repo/semantics/openAccess |
eu_rights_str_mv |
openAccess |
dc.format.none.fl_str_mv |
application/pdf |
dc.publisher.none.fl_str_mv |
Pesquisa Agropecuaria Brasileira Pesquisa Agropecuária Brasileira |
publisher.none.fl_str_mv |
Pesquisa Agropecuaria Brasileira Pesquisa Agropecuária Brasileira |
dc.source.none.fl_str_mv |
Pesquisa Agropecuaria Brasileira; v.38, n.6, jun. 2003; 771-776 Pesquisa Agropecuária Brasileira; v.38, n.6, jun. 2003; 771-776 1678-3921 0100-104x reponame:Pesquisa Agropecuária Brasileira (Online) instname:Empresa Brasileira de Pesquisa Agropecuária (Embrapa) instacron:EMBRAPA |
instname_str |
Empresa Brasileira de Pesquisa Agropecuária (Embrapa) |
instacron_str |
EMBRAPA |
institution |
EMBRAPA |
reponame_str |
Pesquisa Agropecuária Brasileira (Online) |
collection |
Pesquisa Agropecuária Brasileira (Online) |
repository.name.fl_str_mv |
Pesquisa Agropecuária Brasileira (Online) - Empresa Brasileira de Pesquisa Agropecuária (Embrapa) |
repository.mail.fl_str_mv |
pab@sct.embrapa.br || sct.pab@embrapa.br |
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1793416698732216320 |