Results 1 to 10 of about 54 (47)

Foliar structural differences between glyphosate-resistant and glyphosate-susceptible biotypes of Digitaria insularis (L.) Fedde [PDF]

open access: yesRevista Ceres, 2023
Digitaria insularis (L.) Fedde stands out for its resistance to glyphosate and this characteristic may have a relationship with structural alterations. In such context, this research aimed at the characterization of the foliar anatomical structure of two
Silvio Douglas Ferreira   +2 more
exaly   +4 more sources

Control of Digitaria insularis (L.) Fedde in eucalyptus forests: shading increases sensitivity to glyphosate applied alone and in a mixture with carfentrazone-ethyl

open access: yesDiscover Agriculture, 2023
Shading, the predominant condition in most of the eucalyptus cultivation cycle, causes changes in the morphological and physiological weed's characteristics, which can alter their responses to glyphosate and carfentrazone-ethyl, important herbicides for ...
Guilherme Ferreira   +2 more
exaly   +3 more sources

Ecophysiology of seed germination in Digitaria insularis ((L.) Fedde) [PDF]

open access: yesRevista Ciência Agronômica, 2014
The invasive behaviour of sourgrass (Digitaria insularis) in cultivated areas is due to its strategy of aggressive regeneration, which is based on seed germination.
Giovana Soares de Mendonça   +3 more
doaj   +5 more sources

Plant growth and genetic polymorphism in glyphosate-resistant sourgrass (Digitaria insularis L. Fedde)

open access: yesAustralian Journal of Crop Science, 2016
Weed herbicide resistance has been a challenge in agriculture. The objective of this study was to detect sourgrass (Digitaria insularis (L.) Fedde) glyphosate-resistant plants and to evaluate the growth and polymorphism rate between the resistant and susceptible biotypes, as a subsidy for the integrated management of species.
Arthur Arrobas   +1 more
exaly   +3 more sources

Ecophysiology of seed germination in Digitaria insularis ((L.) Fedde)

open access: yesRevista Ciencia Agronomica, 2014
The invasive behaviour of sourgrass (Digitaria insularis) in cultivated areas is due to its strategy of aggressive regeneration, which is based on seed germination.
Cibele Chalita Martins   +2 more
exaly   +2 more sources

Impact of glyphosate formulations and adjuvants: effects on leaf interaction, metabolism, and control of sourgrass [PDF]

open access: yesCiência Rural, 2022
: The addition of commercial formulations and adjuvants to a tank mix may result in differences in the wettability on the plant surface, foliar uptake and herbicide efficacy. Thus, the objectives of this study were to evaluate the influence of glyphosate
Jhonatan Diego Cavalieri   +3 more
doaj   +1 more source

Phytochemical investigation, phenol content and allelopathic potential of Croton heliotropiifolius Kunth extract

open access: yesDiversitas Journal, 2021
: The present study involves phytochemical investigation, phenol content and allelopathic potential of Croton heliotropiifolius Kunth extract in the germination of Digitaria insularis (L.) Fedde.
Chryslane Barbosa da Silva   +5 more
doaj   +1 more source

ACCase inhibitor fractionation and glyphosate addition improve perennial sourgrass control

open access: yesSemina: Ciências Agrárias, 2022
Glyphosate-resistant sourgrass is difficult to control, particularly when perennial, and strategies that improve the control efficiency against this grass and preserve the useful life of graminicides are warranted.
Guilherme Mendes Pio de Oliveira   +2 more
doaj   +1 more source

Growth inhibition of sourgrass as a function of period of darkness after diquat application

open access: yesBioscience Journal, 2022
Photosystem-inhibiting herbicides, such as diquat, act by inducing oxidative stress. However, oxidative damage impairs translocation, resulting in regrowth of the plants.
Guilherme Mendes Pio de Oliveira   +2 more
doaj   +1 more source

Diferenças estruturais foliares entre biótipos resistente e suscetível ao glyphosate de Digitaria insularis (L.) Fedde

open access: yes, 2022
Tivemos como objetivo caracterizar anatomicamente as folhas de duas populações de D. insularis (biótipo resistente e biótipo suscetível) coletadas em áreas agrícolas no Paraná. Para isso, utilizou-se delineamento experimental em blocos ao acaso, com dez repetições.
Silvio Douglas Ferreira   +3 more
openaire   +1 more source

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