نتایج جستجو برای: pesticide selectivity
تعداد نتایج: 58874 فیلتر نتایج به سال:
Background: Pesticide poisoning is a common method of suicide attempt and less commonly accidental poisoning in Bangladesh. This review for the first time estimated the extent and characteristics of pesticide poisoning in Bangladesh and explored existing limitations in methodologies of studies done on poisoning in the country. Methods: A narrative search in electronic medical databases includin...
Farmworkers are exposed to pesticides and may take home pesticide residues to their families. In this paper, self-reported pesticide exposure and home practices to reduce the amount of pesticide residues taken home were examined among 571 farmworkers. Urine samples from a subsample of farmworkers and children and dust samples from households and vehicles also assessed pesticide exposure. Overal...
Leaching is an unavoidable phenomenon associated with the pesticide applications. Leaching of pesticide does not only indicate the efficiency of a pesticide molecule, but also degree of the environmental contamination. Leaching is the process by which a pesticide molecule enters the soil-water ecosystem. Hence, to access the leaching behavior of a pesticide molecule, various models are used glo...
The objective of this study was to explore work-related risk factors of acute occupational pesticide poisoning among male farmers according to the severity of the poisoning. A nationwide sampling survey of male farmers was conducted in South Korea in 2011. A total of 1,958 male farmers were interviewed. Severity of occupational pesticide poisoning in 2010 was evaluated according to symptoms, ty...
Abstract Background The bio-pesticide abamectin has been used to control a large variety of insects, including Diptera species, attributed its high toxicity with virtually no residual effects on treated crops. Its low effect ensures the survival natural enemies and other non-target organisms. Imidacloprid is also widely for insect pest due potency selectivity in comparison mammals. On hand, dia...
Farmers, policy makers, and other stakeholders seek tools to quantitatively assess pesticide risks for mitigating pesticide impacts on ecosystem and human health. This paper presents the Pesticide Use Risk Evaluation (PURE) decision support system (DSS) for evaluating site-specific pesticide risks to surface water, groundwater, soil, and air across pesticide active ingredient (AI), pesticide pr...
Electrochemical immunosensors have emerged as a highly sensitive and rapid technique for the detection of specific pesticide based on the immunological interactions between the binding biomolecules (antibody or hapten) onto the transducer interface and the target analyte (hapten or antibody). In terms of the development of electrochemical immunosensors, the antibody (Ab) /hapten immobilization ...
Pyrethroids are a class of neurotoxic pesticides with high selectivity for insects. Fenvalerate is a synthetic pyrethroid pesticide used to protect a variety of crops. Fenvalerate has been reported to exert deleterious effects on non target organisms including mammals. Recently, Fenvalerate was reported to cause liver damage in rats probably by generating oxidative stress while Quercetin, a pot...
The determination of dimethoate using either its native chemiluminescent (CL) properties or its photoinduced chemiluminescence obtained by irradiation with a 15 W low-pressure mercury lamp was studied. Thereby, two flow injection systems (FIA) with and without irradiation were exhaustively optimized and their analytical characteristics studied. Better sensitivity and selectivity was found in ab...
Pesticide exposure is one of the most important occupational risks in Thailand. A specific community based participatory model to reduce pesticide risk behaviors among rubber farmers in the Southern of Thailand remains limited. The study objectives were: (1) to develop community based participatory model to reduce pesticide risk behaviors among rubber farmers; and (2) to evaluate their knowledg...
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