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	Provedor de dados Planta Daninha (2) Autor NUNES,A.L. (2) BRAMMER,S.P. (1) GUBIANI,J.E. (1) LORENSET,J. (1) RIZZARDI,M.A. (1) SANTOS,F.M. (1) SCHEFFER-BASSO,S.M. (1) SCHNEIDER,T. (1) Mais... Palavra-chave 2.4-D (1) Conyza spp (1) Genetic variability (1) Glycine max (1) Metribuzin (1) Polymorphism (1) S-metolachlor (1) SSR (1) Tall fleabane (1) Mais... Tipo do documento Info:eu-repo/semantics/article (2) Ano 2020 (1) 2018 (1) País Brazil (2) Idioma Inglês (2)		Ordenar por:  Relevância Autor Título Ano Registros recuperados: 2 Primeira ... 1 ... Última A Multy-Year Study Reveals the Importance of Residual Herbicides on Weed Control in Glyphosate-Resistant Soybean Planta Daninha NUNES,A.L.; LORENSET,J.; GUBIANI,J.E.; SANTOS,F.M.. ABSTRACT: A 3-year field study was conducted to assess the potential for using pre-emergent (PRE) herbicides tank mixed with glyphosate as a means of controlling weed species in soybean. In 2011/12, 2012/13 and 2013/14 growing sessions soybean cultivar Brasmax Apollo RR was planted under residues of rye. The herbicide treatments glyphosate (gly) (1,296 g a.i. ha-1), gly + S-metolachlor (1,296 + 1,920), gly + imazaquin (1,296 +161), gly + pendimethalin (1,296 + 1,000), gly + metribuzin (1,296 + 480), gly + 2.4-D amine (1,296 + 1,209) was applied in pre-emergence (PRE) over rye crop residues two days before soybean sowing. In addition, full season weed-free and weedy control plots were included. Gly + S-metolachlor and gly + pendimethalin reduced the... Tipo: Info:eu-repo/semantics/article Palavras-chave: Glycine max; 2.4-D; Metribuzin; S-metolachlor; Conyza spp. Ano: 2018 URL: http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0100-83582018000100239 Genetic Dissimilarity in Conyza sumatrensis Revealed by Simple Sequence Repeat (SSR) Markers Planta Daninha SCHNEIDER,T.; RIZZARDI,M.A.; BRAMMER,S.P.; SCHEFFER-BASSO,S.M.; NUNES,A.L.. ABSTRACT: In view of the rapid evolution of Conyza sumatrensis populations resistant to glyphosate, it is necessary to understand the genetic diversity aimed to improve strategies for managing this weed. We investigated the genetic dissimilarity among 15 biotypes of C. sumatrensis from different geographic regions using microsatellite loci. The biotypes, were cultivated in a greenhouse to obtain vegetal material for DNA extraction. Nineteen microsatellite markers (SSR), were developed for C. sumatrensis biotypes. The genetic dissimilarity was estimated by the Jaccard coefficient (JC) and the biotypes grouped by the UPGMA method. The results demonstrated a high dissimilarity (JC = 7.14 to 82.62) of the analyzed material, with the biotypes forming five... Tipo: Info:eu-repo/semantics/article Palavras-chave: Polymorphism; SSR; Tall fleabane; Genetic variability. Ano: 2020 URL: http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0100-83582020000100218 Registros recuperados: 2 Primeira ... 1 ... Última

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