Results 11 to 20 of about 97 (75)

Identificação e controle de biótipos resistentes de Digitaria insularis (L.) Fedde ao glyphosate

open access: yesRevista Brasileira de Herbicidas, 2015
Em áreas de plantio direto, algumas espécies invasoras têm apresentado potencial para desenvolver resistência ao herbicida glyphosate. Herbicidas inibidores da enzima ACCase podem constituir uma alternativa de controle de biótipos de Digitaria insularis (L.) Fedde resistentes ao glyphosate.
Leandro Rissieri Licorini   +5 more
openaire   +3 more sources

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   +3 more sources

Sensitivity and resistance level of sourgrass population subjected to glyphosate application

open access: yesJournal of Plant Protection Research, 2021
The intensive use of glyphosate in agricultural areas has increased the frequency of weeds that are resistant to herbicides. Thus, this study was aimed to assess the sensitivity and resistance level of Digitaria insularis (L.) Fedde (sourgrass ...
Jhonatan Diego Cavalieri   +4 more
doaj   +2 more sources

Germinação e emergência de plântulas para três espécies de gramíneas invasoras de cultura do gênero Digitaria Heister ex Haller Germination and seedling emergence for three weed grasses of the genus Digitaria Heister ex Haller [PDF]

open access: yesActa Botânica Brasílica, 1989
O presente trabalho relaciona a germinação de sementes com emergência de plântulas para as espécies Digitaria ciliaris (Retz.) Koel, D. horizontalis Willd. e D.
José Marcos Barbosa   +4 more
doaj   +2 more sources

Spreading and evaporation of glufosinate solution with adjuvants on different weed species [PDF]

open access: yesCiência e Agrotecnologia
The addition of adjuvants to herbicides to improve the effectiveness of spray solutions for weed control has been widely adopted. This research aimed to determine the spread, contact angle, and evaporation time of glufosinate, with and without adjuvants,
Rone Batista de Oliveira   +5 more
doaj   +2 more sources

Malezas invasoras globales en Saccharum spp. L. ex Mukherjee, S.K. 1957 después del impacto del cambio climático

open access: yesAIA Avances en Investigación Agropecuaria, 2019
El presente trabajo informa sobre el comportamiento de las peores malezas invasoras globales en Saccharum spp. L. (PMIGS) con los cambios de clima del efecto invernadero (CCEI). Las PMIGS en América Latina y el Caribe fueron seleccionadas en el primero y
Roberto Antonio Arévalo   +8 more
doaj   +2 more sources

Use of low volume in oil and air assistance in weed control
Uso de baixo volume oleoso e assistência de ar no controle de plantas daninhas

open access: yesSemina: Ciências Agrárias, 2010
Weeds control is an important action to keep the crop production potential. The objective of this study was to evaluate the efficiency of weed control in ground spraying with and without air assistance, using conventional flow rate in herbicide ...
Emerson da Silva Teixeira   +5 more
doaj   +1 more source

Curvas de dose resposta e isobologramas como forma de descrever a associação dos inibidores da ALS (sulfometuron-methyl e chlorimuron-ethyl) em <i>Digitaria insularis</i> (L.) Fedde [PDF]

open access: yes, 2018
O interesse em efeitos sinérgicos ou antagônicos através de experiências com associações cresceu imensamente nas últimas décadas. Com o objetivo de estudar a associação de dois herbicidas inibidores da ALS (sulfometuron-methyl e chlorimuron-ethyl) em ...
Paris Junior, Marco Antonio
openaire   +2 more sources

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

Germination and Emergence of Digitaria insularis (L.) Fedde Susceptible and Resistant to Glyphosate

open access: yesJournal of Experimental Agriculture International, 2019
To Know the behavior shown in seed germination and emergence of Digitaria insularis (L.) Fedde enables develop strategies to reduce the seed bank in cultivated areas. The aim of this research was to evaluate the germination and emergence of weed biotypes of D. insularis susceptible and resistant to glyphosate in two substrates. The experiment was
Noélle Khristinne Cordeiro   +2 more
openaire   +2 more sources

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