Results 51 to 60 of about 422 (176)

Formation of the Imidazolinone Ring Under Mild Conditions in the Presence of Sodium Hydride

open access: yesMolecules, 2004
Substituted imidazolinones containing heterocyclic carboxylic acids as substituents and possessing herbicidal properties were synthesized by cyclization of 2-amino-2,3-dimethylbutyramide with heterocyclic ethyl dicarboxylates under mild conditions.
Anibal J. Mocchi   +3 more
doaj   +1 more source

Selectivity of Imazapic + Imazapyr Herbicides on Irrigated Rice as Affected by Seed Treatment with Dietholate and Clomazone Applied in Preemergence [PDF]

open access: yesPlanta Daninha, 2018
: The use of dietholate seed treatment, as well as the use of preemergence clomazone, can affect the selectivity of the imidazolinones chemical group of postemergence herbicides applied in crops Clearfield™.
L.B. PIVETA   +4 more
doaj   +2 more sources

Scientific Opinion on waiving of the dog studies in the regulatory process of agrochemicals approval

open access: yesEFSA Journal, Volume 24, Issue 7, July 2026.
Abstract Commission Regulation (EU) No. 283/2013 sets out the data requirements for pesticide active substances and includes short‐term oral toxicity testing in rodents (90‐day rat study) and non‐rodents (90‐day dog study) to support human health hazard assessment for pesticide active substances in the European Union (EU). However, the relevance of the
EFSA Panel on Plant Protection Products and their Residues (PPR)   +20 more
wiley   +1 more source

Performance of an S‐metolachlor capsule suspension for barnyardgrass control and crop tolerance in fenclorim‐treated rice

open access: yesAgrosystems, Geosciences &Environment, Volume 9, Issue 2, June 2026.
Abstract Barnyardgrass [Echinochloa crus‐galli (L.) P. Beauv.] is the most problematic weed of delayed‐flooded rice (Oryza sativa L.) systems in the mid‐southern United States. Recent findings suggest that acetochlor can achieve effective barnyardgrass control in rice, but rice injury can occur with rainfall soon after application.
Samuel C. Noe   +5 more
wiley   +1 more source

Glucose‐Modified Viscosity‐Responsive Turn‐On Fluorescence Molecular Rotors for Wash‐Free Live‐Cell Imaging

open access: yesChemBioChem, Volume 27, Issue 10, 27 May 2026.
We developed fluorescent molecular rotors (FMRs) that respond sensitively to intracellular viscosity. Based on the dye scaffold of GFP, we systematically investigated molecular rigidity and surface area, and discovered FMRs with remarkably high viscosity sensitivity.
Takashi Kanamori   +7 more
wiley   +1 more source

Activity of Antioxidant Enzymes in Euphorbia heterophylla Biotypes and their Relation to Cross Resistance to ALS and Protox Inhibitors [PDF]

open access: yesPlanta Daninha, 2018
: The characteristics of multiple resistance in Euphorbia heterophylla biotypes to herbicides that are inhibitors of ALS (Acetolactate synthase) and PPO (Protoporphyrinogen oxidase) and their responsible mechanisms are still not completely elucidated ...
E. XAVIER   +4 more
doaj   +1 more source

Impact of breeding over the years on Canadian Brassica napus canola

open access: yesCrop Science, Volume 66, Issue 3, May/June 2026.
Abstract Significant improvements of Canadian Brassica napus canola have been made over the past decades through traditional plant breeding. The objective of this study was to evaluate the oilseed B. napus accessions from a gene bank and canola breeding programs of an industry (private) and the University of Alberta (UofA, public).
Anubhav Tripathi   +3 more
wiley   +1 more source

Absolute quantification of fluorescent protein fusions by mass spectrometry

open access: yesProtein Science, Volume 35, Issue 5, May 2026.
Abstract Fusions with fluorescent proteins (FPs) play a pivotal role in experimental biology because of their sensitive and spatially precise visualization by spectroscopy. However, observed fluorescence is not always proportional to their molar concentration.
Anna Shevchenko   +8 more
wiley   +1 more source

Expansion of Aegilops cylindrica (Poaceae) in agrocenoses of cereals: threats to food security

open access: yesUkrainian Botanical Journal
A brief overview of the current state of expansion of Aegilops cylindrica in agrocenoses of grain crops (especially wheat) in Ukraine and the world is presented.
Koloianidi N.O.   +3 more
doaj   +1 more source

Understanding the Opportunities to Mitigate Carryover of Imidazolinone Herbicides in Lowland Rice

open access: yesAgriculture, 2021
(1) Background: The Clearfield™ system (CL) is currently the primary tool for selective weedy-rice management in irrigated rice. However, herbicide persistence in the soil may cause damage to successive crops.
Vinicios Rafael Gehrke   +3 more
doaj   +1 more source

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