نتایج جستجو برای: according to various pollution sources
تعداد نتایج: 10744379 فیلتر نتایج به سال:
1. Dept. of Sports and Wellbeing, Arts & Sports, Hanyang University, Ansan-si, Korea 2. Dept. of Beauty & Health, Jungwon University, Goesan-gun, Korea 3. Dept. of Sports Rehabilitation, Arts & Sports, Bucheon University, Bucheon-si, Korea 4. Sports and Health Care Major, Korea National University of Transportation, Chungju-si, Korea 5. College of Science and Technology, Konkuk University, Chun...
Excessive consumption of nitrogen (N) to enhance production, which may lead to environmental pollution. While sustainable production is threatened due to low soil fertility and organic matter. This study was carried out as a factorial experiment in the randomized complete block design and three replications at the research field of the University of Jiroft in 2018-2019. The present study invest...
investigation the archetype of mother can help the reader to understand poes works, especially his fiction, better, if not fully. motivated by internal and external drives to get into the universe in its manifold form poe was impelled to art and, from various modes of art, to symbolism. how much was poe successful to produce works of art has been a matter of dispute among critics. however, ther...
A new artificial neural network based on decision-making approach for water quality management to control environmental pollution is presented. Previous research on water quality management problems has shown that traditional optimization techniques and an expert-system approach do not provide an educated solution comparing with decision making approach, which is related to the interpretation o...
Although Japan has been considered to have little lead (Pb) pollution in modern times, the actual pollution situation is unclear. The present study aims to investigate the extent of Pb pollution and to identify the pollution sources in Japan using stable Pb isotope analysis with kidneys of wild rats. Wild brown (Rattus norvegicus, n = 43) and black (R. rattus, n = 98) rats were trapped from var...
We propose a water pollution source mapping system based on ubiquitous sensor networks that fish robots search the source of water pollution autonomously. To verify the effectiveness of a water pollution source mapping system, we made a model water pool in which a fish robot pursues infrared measurements of reflection to various colors at the bottom of the pool. The model of water pollution con...
spatiality assessment of groundwater pollution is very important to determine water quality condition, pollution sources and management decisions. in this case, gis and geostatistics methods can be useful tools. spatiality of groundwater quality parameters, in relation with various land uses, can be very extremely. therefore water samples from 52 wells in the kurdan area were analyzed in this s...
In this work, the design, production and quality control of standard sealed cylindrical sources of 60Co by 59Co (n,&gamma)60Co reaction in the Tehran Research Reactor (T.R.R) tray to international standard is investigated. After production of 60Co sources, quality control, inclusive leakage and pollution superficial tests were done. Then the activity of sources was measured by a large spherical...
air pollution is today a major problem for modern societies. it has long been recognized as a potentially lethal form of pollution. increasing pollution levels due to rapid urbanization and growth in emission related to vehicular transportation are now caused major concern. the mobilization of heavy metals into the biosphere by human activities has become an important process in the geochemical...
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