Results 11 to 20 of about 622 (134)

Growth and development of sourgrass based on days or thermal units [PDF]

open access: yesPlanta Daninha, 2014
This work was carried out with the objective of evaluating growth and development of sourgrass (Digitaris insularis) based on days or thermal units (growing degree days - GDD).
Saul Jorge Pinto de Carvalho
exaly   +6 more sources

Accumulation of dry mass and macronutrients by sourgrass plants [PDF]

open access: yesPlanta Daninha, 2013
The experiment was carried out aiming to analyze the dry mass production and distribution and the content and accumulation of macronutrients in sourgrass (Digitaria insularis) plants cultivated under mineral nutrition standard conditions.
L B Carvalho, M S Bianco, S Bianco
exaly   +8 more sources

Physiological measurements of coffee young plants coexisting with sourgrass [PDF]

open access: yesCommunications in Plant Sciences, 2012
Coffee is an important crop planted in Brazil and commonly infested by sourgrass plants. Crescent densities of sourgrass growing with coffee young plants were maintained up to weed full flowering when physiological measurements were performed in the crop
Leonardo Bianco de Carvalho   +1 more
exaly   +4 more sources

Sourgrass Resistance Mechanism to the Herbicide Glyphosate [PDF]

open access: yesPlanta Daninha, 2019
: The knowledge on the mechanism that gives a weed resistance to a particular herbicide is essential regarding scientific, academic, and practical aspects because it determines the recommendations for prevention and management of resistance in the field.
Leonardo F Rocha, P J Christoffoleti
exaly   +6 more sources

Growth and Development of Sourgrass Plants from Vegetative Parts of Clumps [PDF]

open access: yesPlanta Daninha, 2019
: Sourgrass (Digitaria insularis) is a perennial plant with high infestation potential, has fast and aggressive development, and reproduces by seeds and rhizomes. D.
Tiago Gazola, M F Dias, D Belapart
exaly   +6 more sources

Monitoring of Resistance of Sourgrass to Glyphosate Herbicide in Urban Areas of the State of São Paulo, Brazil [PDF]

open access: yesPlanta Daninha, 2019
: The objective of this work was to monitor the resistance of sourgrass (Digitaria insularis) to glyphosate in urban areas of the State of São Paulo to understand the spread of resistant biotypes.
Tiago Gazola   +2 more
exaly   +7 more sources

The intensity of non-target site mechanisms influences the level of resistance of sourgrass to glyphosate [PDF]

open access: yesCommunications in Plant Sciences, 2014
Non-target site mechanisms are involved in the resistance of sourgrass (Digitaria insularis) to glyphosate. Studies on the 14C-glyphosate absorption and translocation as well as the detection of glyphosate and its metabolites in sourgrass plants were ...
Flávia Regina da Costa   +3 more
doaj   +4 more sources

Chemical Control and Morphoanatomical Analysis of Leaves of Different Populations of Sourgrass [PDF]

open access: yesPlanta Daninha, 2017
Digitaria insularis has been selected by frequent glyphosate applications both in no-till areas and in fruit orchards. The objective of this paper was to evaluate control efficacy of D. insularis populations by glyphosate, alone and mixed with quizalofop-
Eduardo Custódio Gasparino   +1 more
exaly   +10 more sources

EFFECTS OF ENVIRONMENTAL FACTORS ON SEED GERMINATION AND EMERGENCE OF GLYPHOSATE RESISTANT AND SUSCEPTIBLE SOURGRASS [PDF]

open access: yesPlanta Daninha, 2017
Sourgrass is one of the most problematic weeds of Brazil. It is an aggressive species in the allocation of resources from the environment and reported to be glyphosate resistant in several states of the country.
Arthur Arrobas Martins Barroso   +1 more
exaly   +6 more sources

Alternatives for chemical management of sourgrass

open access: yesBioscience Journal, 2016
Intensive use of Glyphosate has been selected multiple resistant sourgrass biotypes in the areas of intensive agriculture in Brazil. Thus, it is important that viable management alternatives are evaluated for this invasion, which currently is regarded ...
Eraldo Godinho Gilo   +3 more
doaj   +6 more sources

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