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Showing 1-30 of 37 results for "32012" within Papers
Fabiola G Zuno-Floriano et al.
PloS one, 7(2), e31221-e31221 (2012-03-01)
One of the most serious diseases in potato cultivars is caused by the pathogen Phytophthora infestans, which affects leaves, stems and tubers. Metalaxyl is a fungicide that protects potato plants from Phytophthora infestans. In Mexico, farmers apply metalaxyl 35 times
Alipio Bermúdez-Couso et al.
The Science of the total environment, 461-462, 282-289 (2013-06-07)
The mobility of contaminants in soil is highly dependent upon the characteristics of the contaminant chemical and the properties of the soil. In order to explore these relationships, the district of A Limia (Galicia, NW Spain) was selected as the
Tong Liu et al.
Environmental toxicology and chemistry, 33(10), 2344-2350 (2014-07-22)
As the main optical isomer of metalaxyl, metalaxyl-M has been widely used worldwide in recent years because of its notable effect on the prevention and control of crop diseases. Together with the toxicity and degradation of metalaxyl-M, the chemical has
Yongguan Wu et al.
Wei sheng wu xue bao = Acta microbiologica Sinica, 51(8), 1078-1086 (2011-11-22)
Phytophthora melonis is the casual agent of wax gourd and cucumber Phytophthora blight which becomes a constraint for sustainable production of the related crops. Metalaxyl is one of the principal fungicides for controlling the disease now. The objectives of the
Peng Xu et al.
Chemosphere, 83(8), 1074-1079 (2011-02-15)
Knowledge about the enantioselective bioavailability of chiral pesticides in soil invertebrates facilitates more accurate interpretation of their environmental behaviors. In this study, the acute toxicities of R-metalaxyl and rac-metalaxyl to earthworm (Eisenia foetida) were assayed by filter paper contact test.
A Alam Wani et al.
Pakistan journal of biological sciences : PJBS, 15(1), 44-48 (2012-04-26)
The persistence of fungicides on two commercial cultivars of potato was determined under field conditions at Punjab Agricultural University, Ludhiana, Punjab. Initial deposits of mancozeb on potato leaves were found to be 26.9 and 38.7 mg kg(-1), following application of
Tineke De Wilde et al.
Environmental pollution (Barking, Essex : 1987), 158(10), 3317-3322 (2010-08-11)
Transport of bentazone, isoproturon, linuron, metamitron and metalaxyl were studied under three different flows in macrocosms. The aim was to verify the observations from Part I of the accompanying paper, with an increase in column volume and decrease in chemical
P Sukul et al.
Reviews of environmental contamination and toxicology, 164, 1-26 (2003-02-18)
Metalaxyl is a systemic fungicide used to control plant diseases caused by Oomycete fungi. Its formulations include granules, wettable powders, dusts, and emulsifiable concentrates. Application may be by foliar or soil incorporation, surface spraying (broadcast or band), drenching, and seed
Patompong Saengwilai et al.
Plant physiology, 166(2), 726-735 (2014-06-04)
Suboptimal nitrogen (N) availability is a primary constraint for crop production in developing nations, while in rich nations, intensive N fertilization carries substantial environmental and economic costs. Therefore, understanding root phenes that enhance N acquisition is of considerable importance. Structural-functional
Simultaneous determination of Folpet and Metalaxyl in pesticide formulations by flow injection Fourier transform infrared spectrometry.
Quintas, Guillermo, et al.
Analytica Chimica Acta, 480.1, 11-21 (2003)
M S Rodríguez-Cruz et al.
Chemosphere, 82(10), 1415-1421 (2010-12-25)
A study has been made of the effect a reactive barrier made of pine (softwood) or oak (hardwood) wood intercalated in a sandy soil column has on the retention of linuron, alachlor and metalaxyl (pesticides with contrasting physicochemical characteristics). The
R Celis et al.
The Science of the total environment, 444, 288-297 (2013-01-02)
Improving the existing knowledge on the enantioselectivity of processes affecting chiral pesticide enantiomers in the environment is necessary to maximize the efficacy and minimize the environmental impact caused by the use of pesticides with chiral properties. In this work, the
Munees Ahemad et al.
Bulletin of environmental contamination and toxicology, 86(4), 384-388 (2011-03-02)
The aim of this study was to investigate the toxicity of herbicides (metribuzin and glyphosate), insecticides (imidacloprid and thiamethoxam) and fungicides (hexaconazole, metalaxyl and kitazin) at the recommended and the higher dose rates on plant growth promoting activities of Bradyrhizobium
Widespread distribution and probable origin of resistance to metalaxyl in clonal genotypes of Phytophthora infestans in the United States and Western Canada.
Goodwin, Stephen B., Ludwik S. Sujkowski, and William E. Fry.
Phytopathology, 86, 793-800 (1996)
Munees Ahemad et al.
Chemosphere, 86(9), 945-950 (2011-12-03)
This study was navigated to examine the effects of fungicide-stress on the activities of plant-growth-promoting rhizobacterium Pseudomonasputida with inherent phosphate solubilizing activity. The fungicide-tolerant and phosphate solubilizing P.putida strain PS9 was isolated from the mustard rhizosphere and tentatively identified following
Jorge Teixeira et al.
Chemosphere, 85(5), 744-750 (2011-07-12)
In this work, the phytoremediation potential of metalaxyl, a commonly used persistent, mobile and leachy fungicide, by Solanum nigrum L. plants was studied. The study revealed that this plant species can be used as an excellent metalaxyl phytoremediation tool, thus
Alipio Bermudez-Couso et al.
Journal of agricultural and food chemistry, 59(13), 7286-7293 (2011-05-27)
Metalaxyl adsorption and desorption behavior in acid soils were evaluated via batch and stirred-flow chamber experiments. On the basis of batch experiments (adsorption curves of the Giles C-type), metalaxyl has a low affinity for acid soils. Also, as derived from
G S Rattan et al.
Bulletin of environmental contamination and toxicology, 88(5), 769-771 (2012-03-07)
Residues of metalaxyl were estimated in cucumber fruits using Gas Liquid Chromatography (GLC) with Nitrogen phosphorus detector (NPD). Following three applications of Ridomil-MZ @ 0.3% and 0.6%, the average initial deposits of metalaxyl were observed to be 0.19 and 0.24
J Saab et al.
Chemosphere, 82(6), 929-934 (2010-11-26)
In this paper, we present the effect of inorganic cations such as Na+, K+, Ca2+, Mg2+ on the salting-out phenomenon of metalaxyl from pure water to aqueous salt solutions. Moreover the 1-octanol/water partition coefficient in pure water is presented. To
Drew W Schrimsher et al.
Journal of nematology, 46(4), 365-375 (2015-01-13)
Rotylenchulus reniformis resistant LONREN-1×FM966 breeding lines developed at Auburn University have demonstrated that the nematode resistance is accompanied by severe stunting, limited growth, and low yields. The objectives of this study were to evaluate the effects of applying nematicides to
M Sonia Rodríguez-Cruz et al.
Journal of environmental management, 95 Suppl, S228-S232 (2010-11-16)
The objective of this work was to study the influence pine or oak wood added to soil as an amendment (5% w/w) had on the degradation rate of two pesticides, alachlor and metalaxyl, with different hydrophobic character. The formation of
Shu-Shen Liu et al.
Ecotoxicology and environmental safety, 95, 98-103 (2013-07-03)
Different organisms have diverse responses to the same chemicals or mixtures. In this paper, we selected the green algae Chlorella pyrenoidosa (C. pyrenoidosa) and photobacteria Vibrio qinghaiensis sp.-Q67 (V. qinghaiensis) as target organisms and determined the toxicities of six pesticides
Congyun Liu et al.
Ecotoxicology and environmental safety, 84, 112-116 (2012-08-21)
This study investigates the dissipation and residue of a metalaxyl and dimethomorph mixed formulation in grape and soil. A high-performance liquid chromatography tandem mass spectrometry (HPLC-MS/MS) analytical method was developed to determine the residue of metalaxyl and dimethomorph in grape
Patompong Saengwilai et al.
Plant physiology, 166(2), 581-589 (2014-04-08)
In developing nations, low soil nitrogen (N) availability is a primary limitation to crop production and food security, while in rich nations, intensive N fertilization is a primary economic, energy, and environmental cost to crop production. It has been proposed
Tineke De Wilde et al.
Environmental pollution (Barking, Essex : 1987), 158(10), 3309-3316 (2010-08-11)
The efficiency of a biopurification system, developed to treat pesticide contaminated water, is to a large extent determined by the chemical and hydraulic load. Insight into the behaviour of pesticides under different fluxes is necessary. The behaviour of metalaxyl, bentazone
Virginia Pérez-Fernández et al.
Journal of chromatography. A, 1218(30), 4877-4885 (2011-01-29)
The enantiomers of two acylamine fungicides (metalaxyl and benalaxyl) were separated by EKC using CDs as chiral selectors. The use of 15 mM succinyl-γ-CD for metalaxyl and 5 mM succinyl-β-CD for benalaxyl dissolved in a 50 mM 2-morpholinoethanesulfonic acid buffer
Emil Rekanović et al.
Journal of environmental science and health. Part. B, Pesticides, food contaminants, and agricultural wastes, 47(5), 403-409 (2012-03-20)
A study of the in vitro sensitivity of 12 isolates of Phytophthora infestans to metalaxyl, azoxystrobin, dimethomorph, cymoxanil, zoxamide and mancozeb, was conducted. The isolates derived from infected potato leaves collected at eight different localities in Serbia during 2005-2007. The
Fei Ding et al.
Chirality, 24(6), 471-480 (2012-05-01)
Metalaxyl is an acylamine fungicide, belonging to the most widely known member of the amide group. This task is aimed to scrutinize binding region and spatial structural change of principal vector human serum albumin (HSA) complex with (R)-/(S)-metalaxyl by exploiting
Ping Zhang et al.
Xenobiotica; the fate of foreign compounds in biological systems, 42(6), 580-586 (2012-02-22)
The stereoselective degradations of racemate metalaxyl (rac-MX) and its single enantiomers in rat and rabbit hepatic microsomes were assayed by a chiral high-performance liquid chromatography method. The t(1/2) of (+)-S-MX in rat liver microsomes was between 7-8 min tested by rac-MX
Premasis Sukul et al.
Journal of environmental science and health. Part. B, Pesticides, food contaminants, and agricultural wastes, 48(6), 431-441 (2013-03-05)
The main process controlling soil-pesticide interaction is the sorption-desorption as influenced by active soil surfaces. The sorption phenomena can influence translocation, volatility, persistence and bioactivity of a pesticide in soil. The present investigation was conducted on natural and artificial soils
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