نتایج جستجو برای: spectrophotometric probe pesticide
تعداد نتایج: 119103 فیلتر نتایج به سال:
Correspondence to Dr Guangdi Chen; [email protected] and Dr Hua Zou; [email protected] ABSTRACT Objective: Despite the rapid industrialisation and urbanisation over the past 30 years, agriculture is one of the largest economic sectors in China and the unregulated use of pesticides result in extensive pesticide poisoning. The objective of this study was to analyse pesticide poisoning cases regi...
The extensive application of synthetic insecticides and herbicides over the past 50 years has led to a number problems, including negative effects on non-target organisms evolution pesticide-resistant pests. As an alternative means pest control, plant-based biopesticides have emerged. While developing new bioinsecticide, allelopathy both target pests crops must be evaluated. We evaluated volati...
CONTEXT Pesticides continue to be used on school property, and some schools are at risk of pesticide drift exposure from neighboring farms, which leads to pesticide exposure among students and school employees. However, information on the magnitude of illnesses and risk factors associated with these pesticide exposures is not available. OBJECTIVE To estimate the magnitude of and associated ri...
BACKGROUND Pesticide poisoning is an important health problem among Chinese farm workers, but there is a paucity of pesticide poisoning data from China. Using the WHO standard case definition of a possible acute pesticide poisoning, we investigated the prevalence and risk factors of acute work-related pesticide poisoning among farmers in Southern China. METHODS A stratified sample of 910 pest...
Pesticide applications to agricultural lands in California, USA, are reported to a central data base, while data on water and sediment quality are collected by a number of monitoring programs. Data from both sources are geo-referenced, allowing spatial analysis of relationships between pesticide application rates and the chemical and biological condition of water bodies. This study collected da...
The purpose of this article is to provide an overview of pesticide poisoning in South Korea and the relevant epidemiologic characteristics. During the period of 19962005, an approximate average of twenty-five hundred fatalities occurred per year due to pesticide poisoning, while age-standardized mortality rates by pesticide poisoning significantly increased from 4.42 to 6.42 per 100,000 popula...
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...
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