Results 21 to 30 of about 3,231 (199)

Functional synergy and genomic linkage of glyphosate resistance traits in Canada fleabane. [PDF]

open access: yesPest Manag Sci
Stacking target‐site and non‐target‐site glyphosate resistance mechanisms in Conyza canadensis results in strong synergistic effects. This study quantifies gene × gene interactions and maps linked resistance loci, advancing our understanding of herbicide resistance genetics and informing management strategies.
Page ER   +4 more
europepmc   +2 more sources

Rapid vacuolar sequestration: the horseweed glyphosate resistance mechanism [PDF]

open access: yesPest Management Science, 2010
AbstractBACKGROUND: Glyphosate‐resistant (GR) weed species are now found with increasing frequency and threaten the critically important GR weed management system.RESULTS: The reported 31P NMR experiments on glyphosate‐sensitive (S) and glyphosate‐resistant (R) horseweed, Conyza canadensis (L.) Cronq., show significantly more accumulation of glyphosate
Xia, Ge   +3 more
openaire   +2 more sources

Novel Candidate Genes Differentially Expressed in Glyphosate-Treated Horseweed (Conyza canadensis). [PDF]

open access: yesGenes (Basel), 2021
The evolution of herbicide-resistant weed species is a serious threat for weed control. Therefore, we need an improved understanding of how gene regulation confers herbicide resistance in order to slow the evolution of resistance. The present study analyzed differentially expressed genes after glyphosate treatment on a glyphosate-resistant Tennessee ...
Yang Y   +7 more
europepmc   +4 more sources

First record ofNeoerysiphe cumminsianaon horseweed in India [PDF]

open access: yesAustralasian Plant Disease Notes, 2008
In March 2008, a severe outbreak of powdery mildew disease was observed on horseweed (Conyza canadensis=Erigeron canadensis). Based on the morphological characters, the pathogen was identified as the anamorph ofNeoerysiphe cumminsiana. This is the first report of this organism causing powdery mildew onC. canadensis in Meghalaya, India.
P. Baiswar, S. Chandra, S. V. Ngachan
openaire   +1 more source

Mechanisms of multiple resistance to herbicides in Conyza sp. complex

open access: yesJournal of Plant Protection Research, 2022
Reports of weed resistance to herbicides have increased in recent years and differentiation in resistance mechanisms is considered to be a concern for the future of weed science.
Luisa Carolina Baccin   +5 more
doaj   +1 more source

A Split-Stem Lesion on Young Hybrid \u3ci\u3ePopulus\u3c/i\u3e Trees Caused by the Tarnished Plant Bug, \u3ci\u3eLygus Lineolaris\u3c/i\u3e (Hemiptera: [Heteroptera]: Miridae) [PDF]

open access: yes, 2017
The tarnished plant bug, known principally as an agricultural pest, injures young hybrid Populus by feeding on the stems and meristems. Tarnished plant bug eggs, fungi associated with some lesions, and simple mechanical stimuli alone from feeding ...
Ostry, Michael E   +2 more
core   +2 more sources

Turfgrass species response exposed to increasing rates of glyphosate application [PDF]

open access: yes, 2009
To investigate the response of nine turfgrass species exposed to increasing rates of glyphosate application, the dry matter production, visual leaf injury symptoms (e.g., chlorosis and necrosis) and the concentrations of shikimate and mineral nutrients ...
Budak, Hikmet   +5 more
core   +1 more source

Germinação das sementes de Conyza canadensis e Conyza bonariensis em função da qualidade de luz Germination of Conyza canadensis and Conyza bonariensis seeds as a function of light quality

open access: yesPlanta Daninha, 2011
Conyza canadensis e C. bonariensis são espécies invasoras cujo relato tem sido cada vez mais frequente, dada sua capacidade de desenvolvimento em áreas com palhada, sob sistema de semeadura direta (SSD).
O.M Yamashita   +2 more
doaj   +1 more source

Allelopathic effects of pathogenic fungi on weed plants of soybean and corn crops

open access: yesBioscience Journal, 2015
The herbicides application can be reduced with alternative methods, as pathogenic fungi use, that produces several secondary compounds in growth medium, which has phytotoxicity.
Ariane Spiassi   +5 more
doaj   +3 more sources

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