Results 31 to 40 of about 1,183 (162)

A Multy-Year Study Reveals the Importance of Residual Herbicides on Weed Control in Glyphosate-Resistant Soybean [PDF]

open access: yesPlanta Daninha, 2018
: A 3-year field study was conducted to assess the potential for using pre-emergent (PRE) herbicides tank mixed with glyphosate as a means of controlling weed species in soybean.
A.L. NUNES   +3 more
doaj   +2 more sources

Influence of Tillage on Horseweed,Conyza canadensis

open access: yes, 1988
Conservation tillage systems for cotton production were monitored for their influence on horseweed populations. Without fall tillage, horseweed became established and was present the following spring.
Steven M. Brown, Ted Whitwell
core   +1 more source

Germination, viability and longevity of horseweed (Conyza spp.) seeds as a function of temperature and evaluation periods

open access: yesCiência Rural, 2018
: In Brazil, horseweed is one of the most important weeds because of the resistance to herbicides and high competitive for the crops. A large of losses were reported in major crops such as soybeans, wheat and corn, where the use a no-tillage system and ...
Dirceu Agostinetto   +4 more
doaj   +1 more source

Chemical Profiles, Anticancer, and Anti-Aging Activities of Essential Oils of Pluchea dioscoridis (L.) DC. and Erigeron bonariensis L.

open access: yesPlants, 2021
Plants belonging to the Asteraceae family are widely used as traditional medicinal herbs around the world for the treatment of numerous diseases. In this work, the chemical profiles of essential oils (EOs) of the above-ground parts of Pluchea dioscoridis
Abdelbaset M. Elgamal   +5 more
doaj   +1 more source

Economic analysis of diversified corn herbicide programs for weed management and rotation flexibility in western Nebraska

open access: yesAgrosystems, Geosciences &Environment, Volume 9, Issue 4, December 2026.
Abstract Corn (Zea mays L.), dry edible bean (Phaseolus vulgaris L.), and sugarbeet (Beta vulgaris L.) are frequently grown in rotation in the Panhandle of Nebraska. The primary weed challenges in this system are Palmer amaranth (Amaranthus palmeri S. Watson) and kochia [Bassia scoparia (L.) A.
Abraham Akuoko   +2 more
wiley   +1 more source

Near‐T2T genome assembly of Erigeron sumatrensis provides insights into polyploid evolution and the herbicidal efficiency of HPPD inhibitors

open access: yesNew Plant Protection, Volume 3, Issue 3, September 2026.
The near‐T2T genome assembly of Erigeron sumatrensis reveals an allohexaploid origin, evolution, and the interaction between the herbicidal target of the HPPD family and mesotrione. Abstract Species of Erigeron, members of the family Asteraceae, have invaded and adapted to agricultural fields and uncultivated habitats worldwide. Erigeron sumatrensis is
Yingying Wang   +8 more
wiley   +1 more source

Horseweed (Marestail) Resistance [PDF]

open access: yes, 2018
Horseweed has documented resistance to EPSPS inhibitors, PSII inhibitors, ALS inhibitors, and PSI inhibitor (Heap, 2018). Glyphosate resistant horseweed moves the herbicide into a vacuole preventing the herbicide from damaging the plant (Ge, 2010).
Rains, Larry   +2 more
core  

Review of the existing maximum residue levels for clopyralid according to Article 12 of Regulation (EC) No 396/2005

open access: yesEFSA Journal, Volume 24, Issue 8, August 2026.
Abstract According to Article 12 of Regulation (EC) No 396/2005, EFSA has reviewed the maximum residue levels (MRLs) currently established at European level for the pesticide active substance clopyralid. To assess the occurrence of clopyralid residues in plants, processed commodities, rotational crops and livestock, EFSA considered the conclusions ...
European Food Safety Authority (EFSA)   +8 more
wiley   +1 more source

Fendioxypyracil, a new and systemic PPO‐inhibiting herbicide for X‐spectrum weed control

open access: yesPest Management Science, Volume 82, Issue 7, Page 6794-6807, July 2026.
This graphical abstract presents the discovery and synthesis of PPO herbicide structures with a central pyridine core, showing molecular conformations, dose–response inhibition curves for PPO1 and PPO2, and comparative weed and grass control efficacy of fendioxypyracil versus other herbicides in greenhouse and field trials.
Tobias Seiser   +8 more
wiley   +1 more source

Horseweed (Conyza canadensis) Control in Conservation Tillage Cotton (Gossypium hirsutum)

open access: yes, 1989
Horseweed is a major weed in conservation tillage production systems. Herbicides were evaluated for horseweed control at two growth stages, rosette and 10- to 15-cm tall.
John R. Abernathy   +2 more
core   +1 more source

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