Results 91 to 100 of about 1,440 (201)

Effect of Growth Stage on the Efficacy of Postemergence Herbicides on Four Weed Species of Direct-Seeded Rice

open access: yesThe Scientific World Journal, 2012
The efficacy of bispyribac-sodium, fenoxaprop + ethoxysulfuron, and penoxsulam + cyhalofop was evaluated against barnyardgrass, Chinese sprangletop, junglerice, and southern crabgrass when applied at four-, six-, and eight-leaf stages.
Bhagirath Singh Chauhan   +1 more
doaj   +1 more source

First report of barnyardgrass resistant to glyphosate in Brazil

open access: yesAdvances in Weed Science
Abstract Background Barnyardgrass (Echinochloa crus-galli (L.) P. Beauv.) is an annual weed affecting many field crops. A glyphosate-putative-resistant barnyardgrass population was found from a soybean field in southern Brazil. Objective This study aimed to confirm this resistance in Rio Grande do Sul (RS) and identify its mechanism.
Claudia de Oliveira   +7 more
openaire   +2 more sources

Evaluation of Florpyrauxifen-benzyl on Herbicide-Resistant and Herbicide-Susceptible Barnyardgrass Accessions

open access: yes, 2017
Florpyrauxifen-benzyl is a new herbicide under development in rice that will provide an alternative mode of action to control barnyardgrass. Multiple greenhouse experiments evaluated florpyrauxifen-benzyl efficacy on barnyardgrass accessions collected in
M. Ryan Miller   +2 more
core   +1 more source

Effects of the presence of barnyardgrass on rice water weevil (Coleoptera: Curculionidae) and rice stink bug (Hemiptera: Pentatomidae) populations on rice [PDF]

open access: yes, 2004
Both the rice water weevil, Lissorhoptrus oryzophilus Kuschel, and rice stink bug, Oebalus pugnax (F.), are important pests of rice, Oryza sativa L., in the United States.
Stout, M. J.   +2 more
core   +1 more source

Antagonism of Barnyardgrass (Echinochloa Crus-Galli) Control with Graminicides by Glufosinate in Libertylink Soybeans (Glycine Max) [PDF]

open access: yes, 2015
Field and greenhouse experiments were conducted to determine barnyardgrass control as affected by glufosinate and graminicide tank-mixtures, application timing of tank-mixtures of graminicides plus glufosinate and application time of day of tank-mixtures
Eytcheson, Amber Nicole
core  

Barnyardgrass (Echinochloa crus-galli) and Bearded Sprangletop (Leptochloa fascicularis) Control in Rice (Oryza sativa)

open access: yes, 1991
Field experiments were conducted to compare efficacy of BAS 514, bromoxynil, fenoxaprop, sethoxydim, and triclopyr with standard herbicides for barnyardgrass and bearded sprangletop control in rice at four locations.
Roy J. Smith   +4 more
core   +1 more source

Control of Propanil-Resistant Barnyardgrass (Echinochloa crus-galli) in Rice (Oryza sativa) with Carbaryl/Propanil Mixtures

open access: yes, 1999
Propanil and carbaryl mixtures, propanil formulated with carbaryl, the package mixture of propanil plus molinate (alone and plus pendimethalin), propanil plus quinclorac, and propanil plus pendimethalin were evaluated in field experiments for control of ...
Hassane Daou, Ronald E. Talbert
core   +1 more source

Echinochloa spp response to preemergence and postemergence herbicides in California rice (Oryza sativa L.)

open access: yesFrontiers in Agronomy
Historically, herbicides were used for Echinochloa spp control in California rice production which led to the selection of herbicide-resistant biotypes. Field surveys were conducted across the seven major rice-growing counties in 2020 and Echinochloa spp
Rohith Vulchi   +3 more
doaj   +1 more source

Inter-Species Investigation of Biological Traits among Eight Echinochloa Species. [PDF]

open access: yesPlants (Basel), 2023
Hu X   +6 more
europepmc   +1 more source

Case History for Weed Competition/Population Ecology: Barnyardgrass (Echinochloa crus-galli) in Sugarbeets (Beta vulgaris)

open access: yes, 1992
Barnyardgrass at 10 or more plants per 1 m of row caused over 80% root yield loss in spring-sown sugarbeets in California. The yield loss decreased to between 5 and 20% when barnyardgrass densities were one plant ever 2 to 3 m of crop row.
Robert F. Norris
core   +1 more source

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