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Análise experimental e numérica da remoção dos herbicidas ácido diclorofenoxiacético (2,4 D) e atrazina de efluentes líquidos
(Universidade Federal de Santa MariaBrasilEngenharia QuímicaUFSMPrograma de Pós-Graduação em Engenharia QuímicaCentro de Tecnologia, 2021-09-15)
The present work studies a batch adsorption process for the removal of herbicides that, due to their large consumption on the soil surface of agricultural plantations, have been accumulating and may exceed the limits of ...
Development of a dispersive liquid-liquid microextraction technique for the analysis of aryloxyphenoxy-propionate herbicides in soy-based foods
(Elsevier Science, 2016-06)
In this work, an ionic liquid–dispersive liquid-liquid microextraction (IL-DLLME) method combined with liquid chromatography and diode-array detection (DAD) was used for the determination of four aryloxyphenoxy-propionate ...
Determinação espectrofotométrica por injeção em fluxo de glifosato em formulações comerciais de herbicidas
(Sociedade Brasileira de Química, 2014)
Antecipação da colheita de trigo pela dessecação química e a influência na qualidade de sementes
(Universidade Federal de Santa MariaBrasilAgronomiaUFSMPrograma de Pós-Graduação em AgronomiaCentro de Ciências Rurais, 2018-08-03)
In order to reduce the time of exposure to abiotic factors after the physiological maturity of the wheat, pre-harvest desiccation may be a practice for obtaining quality seeds. The aim of this work was evaluated as a ...
Transcript profiling of non-target-site imidazolinone resistance in imisun sunflower
(Crop Science Society of America, 2018-09)
Imidazolinone resistance found in a wild sunflower (Helianthus annuus L.) population was successfully transferred to a cultivated inbred line developing ‘Imisun’ sunflowers. Genetic regulation of this trait has been reported ...
Simulação da deriva de clomazone e glyphosate em mudas de laranjeira ‘hamlin’
(2015-01-01)
In citrus area of the State of São Paulo it is common that the orange and the sugar cane crops are neighboring. To provide a cost reduce, alcohol and sugar sectors are looking for optimizing their applications, for example, ...
Efecto de la calidad de aplicación, sobre el control de Conyza sumatrensis en dos estados de desarrollo
(Facultad de Ciencias Agrarias y Forestales, Universidad Nacional de La Plata, 2016)
Conyza sumatrensis es una maleza muy difundida en Entre Ríos, (Argentina) y de difícil control. Todos los individuos de la especie son tolerantes a herbicidas en estados de desarrollo avanzados y a su vez existen biotipos ...
Degradation of the commercial herbicide glyphosate by photo-fenton process: evaluation of kinetic parameters and toxicity
(Brasil, 2013)
Parameters that influence the efficiency of the degradation of glyphosate (addition of Fe2+, simultaneous addition of Fe2+ and Fe3+ at a 1:1 (Fe2+/Fe3+) molar ratio, addition of oxalate and of H2O2) were evaluated at ...
Aplicação de catalisadores na fotodegradação do herbicida Paraquat (1,1'-dimetil-4,4'-bipiridina-dicloreto)
(Universidade Tecnológica Federal do ParanáPonta GrossaBrasilDepartamento Acadêmico de Engenharia QuímicaEngenharia QuímicaUTFPR, 2016-06-06)
In recent years, there has been a growth in the use of herbicides and pesticides with the aim of decrease the time required for harvest and increase the yield of crops. One of the most widely used herbicide is Paraquat ...
Análise da eficiência e viabilidade econômica do uso de controlador de vazão no controle de mato competição em plantios florestais
(Universidade Tecnológica Federal do ParanáDois VizinhosBrasilEngenharia FlorestalUTFPR, 2022-06-08)
The upward development of the forestry area in recent years is due to the technology in the sector. Mechanization brought gains in productivity, however, for the optimization of processes, tools and sensors are necessary ...