نتایج جستجو برای: mrls

تعداد نتایج: 239  

Journal: :iranian journal of public health 0
mostafa leili amin pirmoghani mohammad taghi samadi reza shokoohi ghodratollah roshanaei ali poormohammadi

background: the objective of this study was to determine the residual concentrations of ethion and imidacloprid in cucumbers grown in greenhouse. the effect of some simple processing procedures on both ethion and imidacloprid residues were also studied. methods: ten active greenhouses that produce cucumber were randomly selected. ethion and imidacloprid as the most widely used pesticides were m...

Attaollah Shakoori , Peyman Mahasti , Vahideh Moradi ,

Background: Organophosphorus pesticides are widely used in agriculture, homes, gardens, and veterinary practices. Extensive application of pesticides in agriculture often results in residues of these compounds being absorbed into the foods, including wheat. The aim of this study was to evaluate the residue levels of 20 organophosphorus pesticides in wheat samples collected from different region...

Journal: :INFORMS journal on data science 2022

This paper introduces HeBERT and HebEMO. is a Transformer-based model for modern Hebrew text, which relies on BERT (Bidirectional Encoder Representations Transformers) architecture. has been shown to outperform alternative architectures in sentiment analysis, suggested be particularly appropriate MRLs. Analyzing multiple specifications, we find that while complexity correlates with high perform...

Journal: :Agriculture 2022

Pesticides have been used for decades to protect agricultural products and increase productivity by controlling crop pests. However, the frequent application of pesticides on crops or soil leads accumulation their residues in environment, which will be subsequently absorbed plants finally translocated edible parts. This study aimed investigate uptake soil-applied dinotefuran three major metabol...

Journal: :Journal of Agriculture and Ecology Research International 2022

Assessing the contamination of cereals and their manufactured products with pesticide residues is a topic global importance, monitoring studies are needed to analyze multiple at trace levels. Current study was conducted monitor in various (corn, oats, rice, barley, sorghum wheat) imported into UAE as part official surveillance. A total 1,440 samples were collected during 2020 2021.
 Modifi...

Journal: : 2022

The article presents the results of validation screening method for determination quinolone antibiotics residues (enrofloxacin, ciprofloxacin, marbofloxacin, danofloxacin) in tissue samples, egg powder, milk and blood plasma using RIDASCREEN®Chinolone/Quinolones test kits from R-Biopharm (Germany). According to information provided by manufacturer kit, quantitative quinolones content can be car...

Journal: :Journal of Environmental Chemistry and Ecotoxicology 2021

Man depends heavily on pesticides to boost his agricultural productions. This study aimed at carrying out a risk assessment of pesticide residues in samples beans stored and sold Wukari Town, Nigeria. Different were collected randomly from different market points within Wukari, Rafin kada Idofi. The residue analysis was carried using GC/MS after sample extraction, filtration Concentration. mean...

Journal: :Brazilian Journal of Biology 2023

Abstract Honey is a suitable matrix for the evaluation of environmental contaminants including organochlorine insecticides. The present study was conducted to evaluate residues fifteen insecticides in honey samples unifloral and multifloral origins from Dir, Pakistan. (5 g each) were extracted with GC grade organic solvents then subjected Rotary Evaporator till dryness. extracts mixed n-Hexane ...

2012
Raquel Garcia Maria João Cabrita Ana Maria Costa Freitas

The increasing application of pesticides for agricultural purposes involves serious risk to the environment and human health due to either exposure or through residues in food and drinking water. Since food safety is of mandatory importance there is a growing interest on the development of selective, simple, rapid, cost-effective and reliable analytical methodologies in order to ensure that pes...

2017
John A M Mahugija Farhat A Khamis Esther H J Lugwisha

This study investigated the levels of pesticides and metabolites in vegetables from major markets in Dar es Salaam city, Tanzania. Samples of fresh cabbage, spinach, and onions from the markets were analysed for pesticide residues. Extraction was performed using acetone followed by dichloromethane : cyclohexane mixture and the extracts were cleaned up using Florisil. The compounds were determin...

نمودار تعداد نتایج جستجو در هر سال

با کلیک روی نمودار نتایج را به سال انتشار فیلتر کنید