Showing 1-30 of 35 results for "31251"
A Numabe et al.
Water science and technology : a journal of the International Association on Water Pollution Research, 53(2), 139-146 (2006-04-06)
The runoff characteristics of pesticides from paddy fields to rural rivers were investigated over a period of three years in Hokkaido Prefecture, Japan. High pesticide concentrations were usually observed in rivers during pesticide application periods. In one year, the growth...
Removal of alachlor and pretilachlor by laboratory-synthesized zerovalent iron in pesticide formulation solution.
H Y Kim et al.
Bulletin of environmental contamination and toxicology, 77(6), 826-833 (2007-01-16)
Prayitno Sapari et al.
Environmental monitoring and assessment, 184(10), 6347-6356 (2011-11-18)
The purpose of this study was to investigate the potential risk of pretilachlor, thiobencarb, and propanil pollutants in the water system of the rice fields of the Muda area. The study included two areas that used different irrigation systems namely...
Anup Kumar et al.
Journal of environmental science and health. Part. B, Pesticides, food contaminants, and agricultural wastes, 54(4), 303-312 (2019-01-15)
The rice straw ash (RSA) and wheat straw ash (WSA) were explored as low cost adsorbent for pretilachlor removal from water. The ashes were characterized and sorption behavior of pretilachlor was evaluated. Kinetics study suggested that the modified Elovich model...
Supradip Saha et al.
Environmental toxicology and pharmacology, 34(2), 307-314 (2012-06-05)
The research was carried out to ascertain the effect of three chloroacetanilide herbicides, alachlor, butachlor and pretilachlor on soil microbial biomass growth and activity. Laboratory experiments were performed in a silty clay loam soil to relate changes of soil enzymatic...
Marion Junghans et al.
Pest management science, 59(10), 1101-1110 (2003-10-17)
Chloroacetanilides are pre-emergence herbicides for the control of annual grasses and broadleaf weeds. As a result of their extensive use, residues are often found in surface waters. Observed simultaneous occurrence of different chloroacetanilide herbicides gives reason for concern about potential...
Paawan Kaur et al.
Ecotoxicology and environmental safety, 161, 145-155 (2018-06-08)
Understanding and quantifying the adsorption-desorption behaviour of herbicide in soil is imperative for predicting their fate and transport in the environment. In the present study, the effect of time and temperature on the adsorption-desorption behaviour of pretilachlor in soils was...
Abolghasem Jouyban et al.
Talanta, 206, 120169-120169 (2019-09-14)
In this work, a liquid-phase extraction procedure and dispersive liquid-liquid microextraction method based on deep eutectic solvents were combined and used for the simultaneous extraction of different classes of pesticides; including carbaryl, hexythiazox, pretilachlor, iprodione, famoxadone, sethoxydim and fenazaquin from...
A Haque et al.
Bulletin of environmental contamination and toxicology, 86(6), 583-586 (2011-04-28)
Xenylla welchi was used to evaluate toxicity of two herbicide formulations, pretilachlor (50 EC) and pendimethalin (30 EC) under laboratory conditions. Twenty four hours LC₅₀ value of pretilachlor and pendimethalin formulations on Xenylla welchi were 72.7 and 190.0 g a.i/ha...
Xiu-Ping Chen et al.
The Analyst, 144(16), 4835-4840 (2019-07-11)
The utility of adding ion mobility (IM) to quadrupole time of flight mass spectrometry (IM-QTOF MS) for highly effective analysis of multiple pesticides in complex matrices was evaluated. Based on an in-house IM-MS database, the identification was performed through the...
Yoshiyuki Takahashi et al.
Ecotoxicology and environmental safety, 67(2), 227-239 (2006-08-08)
To detect the impact of pesticides on aquatic organisms, model streams (3m wide, 20 m long) were established in paddy field in Japan. More than 100 species of aquatic organisms were generated in the model streams. Field tests with pretilachlor...
Pervinder Kaur et al.
Environmental technology, 38(19), 2410-2415 (2016-11-22)
The effect of long-term application of pretilachlor to paddy in rice-wheat cropping system was investigated from 1997 to 2015. Additionally, in 2013, field experiment was also conducted where pretilachlor was applied to paddy field having no background of its application....
Najmeh Razzaghi et al.
Food and chemical toxicology : an international journal published for the British Industrial Biological Research Association, 120, 32-40 (2018-07-11)
This study was undertaken to analyze 29 pesticides residues in 37 commercially olive oil collected samples from Iran's markets using Quick, Easy, Cheap, Effective, Rugged, and Safe (QuEChERS) approach along with acetonitrile for the extraction, surface adsorbents for clean-up procedure...
Marjan Diyanat et al.
Environmental science and pollution research international, 26(21), 21579-21588 (2019-05-28)
Polycaprolactone nanocapsules (PCL) containing pretilachlor were prepared, and Fourier transform infrared spectroscopy, atomic force microscopy, and transmission electron microscopy were used for their structural and morphological investigations. The results revealed that the nanocapsules had irregular shape and their particles size...
Alfonso Infantino et al.
Chemosphere, 70(7), 1298-1308 (2007-09-04)
A dynamic aquatic model (DynA model) was previously developed to predict the fate of a chemical in aquatic scenarios characterized by daily or periodic changes in several input parameters. DynA model is here calibrated with data obtained from the literature...
Qing Chen et al.
Applied and environmental microbiology, 80(16), 5078-5085 (2014-06-15)
Sphingomonads DC-6 and DC-2 degrade the chloroacetanilide herbicides alachlor, acetochlor, and butachlor via N-dealkylation. In this study, we report a three-component Rieske non-heme iron oxygenase (RHO) system catalyzing the N-dealkylation of these herbicides. The oxygenase component gene cndA is located...
Hui-jun Liu et al.
Guang pu xue yu guang pu fen xi = Guang pu, 25(3), 463-466 (2005-07-15)
The relationship between excess thermodynamic function and binding to urease of four chloroacetanilide herbicides was studied using high-performance liquid chromatography and fluorescence spectrum. The linear relationship between the composition of mobile phase of RP-HPLC and the capacity factor of chloroacetanilide...
Irani Mukherjee et al.
Bulletin of environmental contamination and toxicology, 100(6), 856-861 (2018-04-20)
This study was conducted at ambient (398 ± 10 µmol mol-1), elevated (450 ± 10 µmol mol-1) and elevated (550 ± 10 µmol mol-1) atmospheric CO2 under three moisture regime and also three level of temperature (4, 25, and 40°C) to assess the degradation of pretilachlor and butachlor. Under dry condition at...
Suvendu Das et al.
Chemosphere, 84(1), 54-62 (2011-04-08)
Combination of divergent active principles to achieve broad-spectrum control is gaining popularity to manage the weed menace in intensive agriculture. However, such application could have non-target impacts on the soil processes affecting soil ecology and environmental interactions. A field experiment...
Zhen-Jiang Liu et al.
Ecotoxicology and environmental safety, 74(6), 1595-1599 (2011-05-03)
An indirect competitive enzyme-linked immunosorbent assay (ic-ELISA) has been developed for detection of pretilachlor in water and soil. An immunogen was prepared from haptens of pretilachlor conjugated to bovine serum albumin(BSA). The specific polyclonal antibodies were obtained by immunizing New...
Lilia Araujo et al.
Environmental monitoring and assessment, 185(12), 10225-10233 (2013-07-28)
An analytical method for the determination of diflufenican, mepanipyrim, pretilachlor, and fipronil in water samples was developed using single drop microextraction in the direct immersion mode and gas chromatography-mass spectrometry. A factorial fractionated design of type 2(6-1) at two levels...
Takashi Nagai et al.
Environmental toxicology and chemistry, 30(8), 1898-1905 (2011-05-19)
Paddy herbicides are a high-risk concern for aquatic plants, including algae, because they easily flow out from paddy fields into rivers, with toxic effects. The effect on algal population dynamics, including population recovery after timed exposure, must be assessed. Therefore...
Luciano Scarponi et al.
Pest management science, 61(4), 371-376 (2005-03-08)
The persistence of pretilachlor applied to rice singly or in combination with the safener fenclorim was investigated in connection with starch, glucose and protein formation. The addition of fenclorim to pretilachlor did not reduce the accumulation of the latter, but...
Y Matsui et al.
Water science and technology : a journal of the International Association on Water Pollution Research, 51(3-4), 329-337 (2005-04-27)
In the prediction of time-series concentrations of herbicides in river water with diffuse-pollution hydrological models, farming schedules (the dates of herbicide application and drainage of irrigation water from rice paddies) greatly affect the runoff behavior of the herbicides. For large...
Laetitia Comoretto et al.
Environmental pollution (Barking, Essex : 1987), 151(3), 486-493 (2007-06-15)
A field study on the runoff of pesticides was conducted during the cultivation period in 2004 on a hydraulically isolated rice farm of 120 ha surface with one central water outlet. Four pesticides were studied: Alphamethrin, MCPA, Oxadiazon, and Pretilachlor....
M Ishizuka et al.
Xenobiotica; the fate of foreign compounds in biological systems, 28(11), 1029-1039 (1999-01-08)
1. The herbicides butachlor (2-chloro-2',6',diethyl-N-[buthoxymethyl] acetanilide) and pretilachlor (2-chloro-2',6'-diethyl-N-[2-propoxyethyl] acetanilide) are widely used in Asia, South America, Europe and Africa. Isoprothiolane (diisopropyl-1,3-dithiolan-2-ylidenemalonate) is used as a fungicide and an insecticide in rice paddies. We administered these agrochemicals to the male...
Thai Khanh Phong et al.
Pest management science, 67(1), 70-76 (2010-10-19)
Monitoring studies revealed high concentrations of pesticides in the drainage canal of paddy fields. It is important to have a way to predict these concentrations in different management scenarios as an assessment tool. A simulation model for predicting the pesticide...
Anup Kumar et al.
Journal of environmental science and health. Part. B, Pesticides, food contaminants, and agricultural wastes, 55(7), 630-645 (2020-04-28)
Effect of the wheat straw ash (WSA) on pretilachlor and the rice straw ash (RSA) on sulfosulfuron kinetics and adsorption behavior was studied. Kinetics study suggested that adsorption of herbicides in soil/soil + 0.2% ash mixture was best explained by...
Anjani Kumar et al.
Bulletin of environmental contamination and toxicology, 88(4), 538-542 (2012-02-09)
A laboratory study was conducted with four pesticides, viz. a fungicide (carbendazim), two insecticides (chlorpyrifos and cartap hydrochloride) and an herbicide (pretilachlor) applied to a sandy clay loam soil at a field rate to determine their effect on microbial biomass...
Koji Tani et al.
Water science and technology : a journal of the International Association on Water Pollution Research, 62(11), 2579-2589 (2010-11-26)
We quantitatively evaluated the factors that affect the concentrations of rice-farming pesticides (an herbicide and a fungicide) in river water by a sensitivity analysis using a diffuse pollution hydrologic model. Pesticide degradation and adsorption in paddy soil affected concentrations of...

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