Results 1 to 10 of about 730 (164)

Dynamic Seed Emission, Dispersion, and Deposition from Horseweed (Conyza canadensis (L.) Cronquist) [PDF]

open access: yesPlants, 2022
The wide dispersion of glyphosate-resistant (GR) horseweed (Conyza canadensis (L.) Cronquist: synonym Erigeron canadensis L.) biotypes has been reported in agricultural fields in many states.
Jun Liu   +5 more
doaj   +2 more sources

Bioherbicidal Activity of Albifimbria verrucaria (Formerly Myrothecium verrucaria) on Glyphosate-Resistant Conyza canadensis [PDF]

open access: yesJournal of Fungi, 2023
The effects of the bioherbicidal activity of the fungal phytopathogen, Albifimbria verrucaria (AV), formerly Myrothecium verrucaria, on glyphosate-resistant and –susceptible Conyza canadensis (horseweed) were examined in greenhouse and field studies ...
Robert E. Hoagland   +2 more
doaj   +2 more sources

Biology and Management of Horseweed (Conyza canadensis) in Citrus Groves

open access: yesEDIS, 2022
Horseweed has gained importance in recent years due to reports of the development of herbicide resistance to several modes of action, including glyphosate and paraquat.
Nirmal Timilsina   +3 more
doaj   +5 more sources

Longevity of Horseweed Seed Bank Depending on the Burial Depth [PDF]

open access: yesPlanta Daninha, 2018
: Horseweed (Conyza spp.) is considered as one of the major weeds occurring in the agricultural areas of South America, especially in Brazil. This species stands out from the other weeds due to characteristics such as large seed production, continued ...
A.A.M. VARGAS   +4 more
doaj   +5 more sources

A Practical Guide for Harnessing Phylogenomics in Biocontrol: Accounting for Topological Uncertainty and Phylogenetic Distance in the Centrifugal Phylogenetic Method and Beyond. [PDF]

open access: yesEvol Appl
ABSTRACT In the genomic era, phylogenomics is playing an increasingly important role in biological control research for prioritising species in host specificity testing, species delimitation, and elucidating the origins of introduced species. This paper outlines key concepts in phylogenomics relevant to biocontrol practitioners and provides practical ...
Chen SH   +3 more
europepmc   +2 more sources

Unraveling the Role of P450 Reductase in Herbicide Metabolic Resistance Mechanism. [PDF]

open access: yesPlant Direct
ABSTRACT Plants require cytochrome P450 reductase (CPR) to supply two electrons for cytochrome P450 monooxygenase enzymes (P450) to react with an organic substrate. The transfer of electrons to the P450 active site in the P450 catalytic site relies on a robust and intricate CPR:P450 complex in the endoplasmic reticulum membrane.
Rigon CAG   +3 more
europepmc   +2 more sources

Growth stage influences level of resistance in glyphosate-resistant horseweed [PDF]

open access: yesCalifornia Agriculture, 2007
While glyphosate-resistant horseweed has not previously been reported in California, we suspected that it might exist, especially in noncrop areas.
Anil Shrestha, Kurt Hembree, Neil Va
doaj   +4 more sources

Nutrient availability and pH level affect germination traits and seedling development of Conyza canadensis [PDF]

open access: yesScientific Reports, 2021
Reducing pesticide application in agricultural land is a major challenge for the twenty-first century. Responses of weed seed’s germination and seedling’s early development to chemical soil conditions around the seed may be a promising way to aid weed ...
Caroline Maldaner Follmer   +5 more
doaj   +2 more sources

Herbicide mixtures for post-emergence control of horseweed in coffee interrow

open access: yesRevista Agrogeoambiental, 2022
Glyphosate-resistant biotypes of horseweed (Conyza spp.) have been a constant problematic for coffee growers all over Brazil. Therefore, this work was developed with the objective of evaluating efficacy of different herbicides, applied isolated or in ...
Breno Ribeiro Bornelli   +3 more
doaj   +2 more sources

Competitive ability of soybean cultivars with horseweed (Conyza bonariensis) [PDF]

open access: yesPlanta Daninha, 2013
The existence of large areas infested with populations of Conyza spp. resistant to glyphosate in Brazil demands appropriate and integrated management strategies.
M.M. Trezzi   +5 more
doaj   +4 more sources

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