Showing 1-30 of 35 results for "31223"
Hajar Pakyari et al.
Journal of economic entomology, 106(6), 2371-2377 (2014-02-07)
Determination of negative nontarget effects of pesticides on beneficial organisms by measuring only lethal effects is likely to underestimate effects of sublethal doses. In this study, the sublethal effects of fenpropathrin on the predatory thrips Scolothrips longicornis Priesner (Thysanoptera: Thripidae)...
J C Palumbo et al.
Journal of economic entomology, 93(6), 1688-1694 (2001-01-06)
A 3-yr project was initiated in 1993 to examine the effects of insecticides and sustained whitefly, Bemisia argentifolii Bellows & Perring [aka. B tabaci Gennadius (Strain B)], feeding on alfalfa plant growth and vigor in greenhouse cage studies, and to...
Simultaneous determination of 102 pesticide residues in Chinese teas by gas chromatography- mass spectrometry.
Huang Z, et al.
Journal of Chromatography. B, Biomedical Sciences and Applications, 853(1-2), 154- 162 (2007)
Ashutosh K Srivastava et al.
Environmental monitoring and assessment, 176(1-4), 465-472 (2010-07-16)
The study was conducted on 20 vegetables including leafy, root, modified stem, and fruity vegetables like bitter gourd, jack fruit, french-bean, onion, colocassia, pointed gourd, capsicum, spinach, potato, fenugreek seeds, carrot, radish, cucumber, beetroot, brinjal, cauliflower, cabbage, tomato, okra, and...
Janet L Ashley et al.
Journal of economic entomology, 99(1), 54-59 (2006-04-01)
Management for twospotted spider mite, Tetranychus urticae Koch, populations in peanut, Arachis hypogaea L., relies on acaricides. The outcomes of acaricide applications are most predictable when complete information on their toxicity and specificity is available. Specifically, the degrees to which...
Yuanfan Hong et al.
Journal of environmental management, 91(11), 2295-2300 (2010-07-14)
A gram-negative fenpropathrin-degrading bacterial strain Sphingobium sp. JQL4-5 was isolated from the wastewater treatment sludge of an insecticide factory. Strain JQL4-5 showed the ability to degrade other pyrethroid insecticides, but it was not able to degrade methyl parathion. To enhance...
Zhaoyany Li et al.
Chemosphere, 76(4), 509-516 (2009-04-10)
Fenpropathrin and fenvalerate are two widely used pyrethroid insecticides. Due to one and two asymmetrical centers, fenpropathrin and fenvalerate consist of two and four stereoisomers, respectively. In the present study, the degradation of fenpropathrin and fenvalerate in two soils, an...
John J Borg et al.
European journal of pharmacology, 569(3), 163-170 (2007-07-03)
A novel anionic background conductance (I(AB)) in cardiac ventricular myocytes has recently been identified but at present there is comparatively little information on its pharmacological modulation. This study investigated the effects of on I(AB) of four pyrethroid agents tefluthrin (a...
J-Z Niu et al.
Insect molecular biology, 21(4), 422-436 (2012-06-09)
The citrus red mite, Panonychus citri, is known for its ability rapidly to evolve resistance to insecticides/acaricides and to adapt to hosts that produce toxins. In this study, we constructed an unprecedented four gigabase pair transcriptome of P. citri, which...
Determination of pyrethroids in vegetables by HPLC using continuous on-line post-elution photoirradiation with fluorescence detection.
Lopez-Lopez T, et al.
Analytica Chimica Acta, 447(1-2), 101-111 (2001)
Xing-Jian Xu et al.
Chemosphere, 125, 33-40 (2015-02-07)
In situ remediation of organic contaminants via physical, chemical, and biological approaches is a practical technique for cleansing contaminated water and soil. In the present study, we showed that the three bacterial strains Pseudomonas sp. E1, Klebsiella terrigena E42, and...
Subbiah Seenivasan et al.
Environmental monitoring and assessment, 176(1-4), 365-371 (2010-07-20)
Tea is considered as a 'health beverage' due its antioxidant properties and resultant beneficial effects on human health. Such a beverage should be free from toxic elements such as pesticide residues and heavy metals. A large scale survey of teas...
S Sivasupramaniam et al.
Journal of economic entomology, 93(3), 949-954 (2000-07-21)
A large, genetically diverse pool of Bemisia argentifolii Bellows & Perring was collected in 1994 from different crops, and a mixed colony was established in the laboratory. Subsets of this colony were reared on cotton plants held in large Plexiglas...
Heng-guo He et al.
Ying yong sheng tai xue bao = The journal of applied ecology, 22(8), 2147-2152 (2011-11-22)
On the basis of resistance breeding and selection in laboratory, and by using the threshold trait analysis in quantitative genetics, this paper studied the realized resistance heritability of Panonychus citri (McGregor) collected from Beibei of Chongqing to avermectin and fenpropathrin...
A Maklakov et al.
Journal of economic entomology, 94(5), 1059-1066 (2001-10-30)
The fruit fly Dacus ciliatus Loew is a pest of the fruits of many cucurbit species. We studied the effect of organaophosphate and pyrethroid compounds on the adult flies by using surface contact and oral administration. In contrast to other...
Yusuke Suzuki et al.
Photochemical & photobiological sciences : Official journal of the European Photochemistry Association and the European Society for Photobiology, 11(12), 1897-1904 (2012-09-01)
A novel radical trapping technique combined with a fluorescence spectroscopic analysis has been employed to investigate the radical intermediates produced by photodecarboxylation of four synthetic pyrethroids: fenvalerate (SMD), fenpropathrin (DTL), cyphenothrin (GKL), and cypermethrin (AGT). Under photoirradiation at >290 nm...
A gas chromatographic method with electron-capture detector (GC-ECD) for simultaneous determination of fenpropathrin, lambda-cyhalothrin, and deltamethrin residues in tomato and its applications to kinetic studies after field treatment.
Albadri et al.
Food Analytical Methods, 5(6), 1296- 1302 (2012)
The 28-day exposure to fenpropathrin decreases locomotor activity and reduces activity of antioxidant enzymes in mice brains.
Nieradko-Iwanicka B and Borzecki A
Pharmacological Reports, 68(2), 495- 501 (2016)
Lin He et al.
Ying yong sheng tai xue bao = The journal of applied ecology, 19(11), 2449-2454 (2009-02-26)
Based on resistance selection, the life tables of abameetin-resistant (AbR), fenpropathrin-resistant (FeR), and susceptible (S) strains of Tetranychus cinnabarinus at 15 degrees C, 20 degrees C, 25 C, 28 degrees C, 31 degrees C, 34 degrees C, and 36 degrees...
Zhifeng Xu et al.
Journal of economic entomology, 106(6), 2457-2466 (2014-02-07)
The carmine spider mite, Tetranychus cinnabarinus (Boisduval), is one of the most important pests in agricultural industry. Pyrethroid insecticide has been used to control insects and mites worldwide. However, the intensive use of pyrethroid insecticide resulted in the development of...
Yuan-fan Hong et al.
Huan jing ke xue= Huanjing kexue, 28(5), 1121-1125 (2007-07-18)
JQL4-5 (Sphingomonas sp.), a fenpropathrin-degrading strain isolated from soils exposed to repeated pesticides contamination, was used in this work to study factors affecting its degrading capacity of fenpropathrin in soil microcosms. In sterilized soil, the degradation rates of fenpropathrin by...
Hai-Yan Lu et al.
Journal of the science of food and agriculture, 93(12), 2917-2921 (2013-03-16)
The presence of pesticide residues in food has caused much concern. The low health risks and environmental impacts of limonene make it a very interesting solvent for use in green chemistry. Washing effects of limonene on pesticide residues of methyl...
Min Liao et al.
Huan jing ke xue= Huanjing kexue, 30(8), 2445-2451 (2009-10-06)
By incubation experiment, the bacterial strain labeled as M6R9 was isolated from the tame sludge in water course of Pesticide Factory of Hangzhou, and was identified as Enterobacter aerogenes, which had highly efficient degradation for Bifenthrin, Fenpropathrin and Cypermethrin. By...
Rania Abdou et al.
The Journal of veterinary medical science, 72(4), 425-433 (2009-12-17)
Four commonly used pyrethroids (permethrin, bifenthrin, ethofenprox, and fenpropathrin) were orally administered to Sprague-Dawley rats for 5 days to study their effects on the liver cytochrome P450 (CYP) activities. Also Michaelis-Menten kinetics of the metabolic reactions catalyzed by liver CYPs...
Ya-ning Feng et al.
Pest management science, 67(8), 904-912 (2011-03-04)
The carmine spider mite (CSM), Tetranychus cinnabarinus, is the most harmful mite pest of various crops and vegetable plants. Pyrethroid insecticide fenpropathrin has been used to control insects and mites worldwide, but CSM has developed resistance to this compound. Three...
Yuan-fan Hong et al.
Huan jing ke xue= Huanjing kexue, 27(10), 2100-2104 (2007-01-30)
A bacterium capable of utilizing fenpropathrin as sole carbon source was isolated from activated sludge collected from wastewater treating system of a pesticide manufacturer. This bacterium was identified as Sphingomonas sp. according to its physiological & biochemical analysis and the...
Lusheng Zhu et al.
Ying yong sheng tai xue bao = The journal of applied ecology, 14(6), 1023-1025 (2003-09-17)
The degradation rates of fenpropathrin, phoxim and their mixture in un-sterilized soil were much quicker than those in sterilized soil, which indicated that soil microorganisms played a significant role in the degradation process in soil. The half-life (T0.5) in un-sterilized...
Huiru Dong et al.
Journal of chromatographic science, 46(7), 622-626 (2008-08-23)
A novel method is developed for separating and enriching pyrethroid pesticides from vegetables by solvent sublation, and determination of the pyrethroids is performed by high-performance liquid chromatography (HPLC). The effects of organic solvent, pH of the solution, nitrogen flow rate...
Yu Zheng et al.
Ying yong sheng tai xue bao = The journal of applied ecology, 23(1), 271-277 (2012-04-12)
Abstract: The development of insecticide resistance in field populations of Bemisia tabaci from different regions of Fujian Province, China were monitored with adult leaf-dipping bioassay. Compared with bioassay data of 2005, all field populations tested in 2009 still had high...
N Bu et al.
Bulletin of environmental contamination and toxicology, 87(5), 517-521 (2011-07-26)
The genotoxicity of fenpropathrin and fenitrothion on root tip cells of Vicia faba was studied. The symptoms were investigated about the mitotic index, the micronucleus frequency and chromosomal aberration frequency of root tip cells of Vicia faba which were induced...

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