Results 21 to 30 of about 1,428 (193)

Resistance of Echinochloa crusgalli var. mitis to Imazapyr+Imazapic Herbicide and Alternative Control in Irrigated Rice [PDF]

open access: yesPlanta Daninha, 2018
: The introduction of Clearfield® system for irrigated rice production provided an effective management strategy in the selective control of weeds. However, the selection pressure caused by the continuous use of herbicides such as imazapyr+imazapic ...
J.F.L. BONOW   +5 more
doaj   +3 more sources

Evaluation of imazapic and flumioxazin carryover risk for Carinata (Brassica carinata) establishment

open access: yesWeed Science, 2022
AbstractCarinata (Brassica carinata A. Braun) is a potential crop for biofuel production, but the risk of injury resulting from carryover of soil herbicides used in rotational crops is of concern. The present study evaluated the carryover risk of imazapic and flumioxazin for carinata.
Manuel E. Camacho   +6 more
openaire   +5 more sources

Seleção de espécies tolerantes para a fitorremediação de solo contaminado com imazapic [PDF]

open access: yesRevista de Ciências Agroveterinárias, 2020
O imazapic por apresentar longo efeito residual no solo pode ocasionar intoxicação visual em culturas sensíveis semeadas em rotação, além de representar riscos ecotoxicológicos em ambientes aquáticos.
Simonny Montthiel Araújo Vasconcelo   +4 more
doaj   +2 more sources

Atividade residual de (imazethapyr+imazapic) sobre azevém anual (Lolium multiflorum), semeado em sucessão ao arroz irrigado, sistema clearfield® Residual activity of (imazethapyr+imazapic) on ryegrass (Lolium multiflorum), following clearfield® rice

open access: yesPlanta Daninha, 2009
Este trabalho teve por objetivo avaliar a atividade residual da mistura comercial (imazethapyr+imazapic) sobre azevém semeado em sucessão em áreas antes cultivadas com arroz Clearfield® (CL) por um, dois ou três anos consecutivos.
J.J.O. Pinto   +7 more
doaj   +3 more sources

Resistência de biótipos de arroz-vermelho aos herbicidas imazapyr + imazapic e alternativas de controle

open access: yesRevista Ceres, 2014
O uso intenso de herbicidas com o mesmo mecanismo de ação na cultura do arroz (Oryza sativa L.) tem selecionado biótipos resistentes, como, por exemplo, o arroz-vermelho (planta daninha) resistente aos herbicidas imidazolinonas.
Rafael Salles Rubin   +4 more
doaj   +2 more sources

Sorption-Desorption Behavior of Imazethapyr and Imazapic on Six Brazilian Soils [PDF]

open access: yesPlanta Daninha, 2018
ABSTRACT: The characterization of sorption-desorption for imazethapyr and imazapic in six agricultural soils was performed to assess the availability of these herbicides in pollution processes. In this pursuit, the batch equilibrium method and high-performance liquid chromatography were used.
MARINHO, M.I.C.   +5 more
openaire   +5 more sources

Residual Activity of [imazapic+imazapyr] Applied to Imidazolinones Resistant Soybean on Cotton in Succession [PDF]

open access: yesPlanta Daninha, 2018
: In the current scenario of resistance of weeds to glyphosate in grain and fiber production systems, imidazolinone-resistant soybean is shown as an option in the rotation of biotechnology events and herbicide action mechanisms through the application of
W.D. MATTE   +4 more
doaj   +3 more sources

Tolerância de cultivares de arroz irrigado (Oryza sativa) ao herbicida nicosulfuron e à mistura formulada de imazethapyr + imazapic Tolerance of rice (Oryza sativa) cultivars to nicosulfuron and to the formulated mixture imazethapyr + imazapic

open access: yesPlanta Daninha, 2007
O objetivo deste estudo foi avaliar a tolerância de cultivares de arroz irrigado ao herbicida nicosulfuron e à mistura formulada de imazethapyr + imazapic.
L.C. Fontona   +5 more
doaj   +2 more sources

Cross-Resistance to Imazapic and Imazapyr in a Weedy Rice (Oryza sativa) Biotype Found in Malaysia [PDF]

open access: yesPlanta Daninha, 2018
: The Clearfield® rice production system is an effective management tool for weedy rice and other weeds in the direct-seeded rice culture. However, if farmers cultivating the Clearfield® rice disregard stewardship recommendations, the industry could face
M. DILIPKUMAR   +3 more
doaj   +3 more sources

Herbicide toxicity to Nitrospirillum amazonense: assessing bacterial survival and microbial functionality. [PDF]

open access: yesPest Manag Sci
Herbicides elicit a spectrum of responses in Nitrospirillum amazonense, ranging from the stimulation of metabolic functions (biological nitrogen fixation, IAA production) to significant growth inhibition and acute toxicity. Abstract BACKGROUND Herbicides can exert significant toxicity on nontarget organisms, including plant growth‐promoting bacteria ...
Jonck LCG   +3 more
europepmc   +2 more sources

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