نتایج جستجو برای: 10.22±5.71. the pesticides
تعداد نتایج: 16056393 فیلتر نتایج به سال:
The use of pesticides in modern agriculture is unavoidable because they are required to control weeds. Pesticides are poisonous; hence, they are dangerous if misused. Understanding the fate of pesticides will be useful to use them safely. Therefore, contaminations of water and soil resources could be avoided. The fates of pesticides in soils are influenced by their sorption, decomposition and m...
Background and Objectives: Water pollution by pesticides has adverse effects on the environment and human health, as well .In recent years, advanced oxidation processes, have been gone through to a very high degree for pesticides removal. Poly-Aluminum chloride (PAC) used for water treatment, can be effective on pesticides removal. The aim of this research was to study the use of UV/O3 and ...
background: chlorinated pesticides have been used in pest control for several decades in the world. these compounds are still applied in many regions, and their continuous usage has resulted in their bioaccumulation and residue in the food chain. these residues could transfer to food products and accumulate in fat tissues. undoubtedly, the breast milk could be a significant biomarker for estima...
Exposure to pesticides could be one of the contributing cause to the falling sperm counts and rising levels of male infertility. Adverse effects of pesticides in the environment first received widespread attention in the 1960s. However, only recently it has been postulated that long term, low exposure of these chemicals are increasingly linked to human health effects such as immuno-suppression,...
the study monitored the toxicity of environmentally relevant concentration of pesticides and metals in zebra fish danio rerio. zebra fish were exposed to environmentally relevant concentration of pesticides and metals for a period of 14 days. the individual and the combined toxicity of pesticides and metals were evaluated. the pesticides and metals treated groups showed histopathological altera...
Background: Chlorinated pesticides have been used in pest control for several decades in the world. These compounds are still applied in many regions, and their continuous usage has resulted in their bioaccumulation and residue in the food chain. These residues could transfer to food products and accumulate in fat tissues. Undoubtedly, the breast milk could be a significant biomarker for esti...
recently, with increasing public awareness of food safety, developments of some valid and rapidly analytical methods are required for the determination of residual pesticides in crops.this study was conducted on validation of a reliable, accurate and precise method for multi analysis of pesticides residue in melon as a main fruit in iranian food basket. a reliable, and valid method based on spi...
Background & Objectives: The implementation of pest control strategies is essential for reducing food waste and providing fresh safe food product. However, the excessive and uncontrolled usage of pesticides have caused serious environmental and health problems. The aim of this study was to evaluate the level of pesticide residues in food products in Iran via exploring the relevant published wor...
Multi-Residue Analysis of Pesticides in Pistachio Using Gas Chromatography-Mass Spectrometry (GC/MS)
Background: Analysis of pesticide residues in food and other environmental commodities have become an essential requirement for consumers, producers, food inspectors and authorities. This study is focused on validation of an accurate, rapid and reliable method for multi-residual analysis of pesticides in pistachio as a strategic crop for export and one of the main nuts in Iranian food basket.Me...
Backgrounds and Objectives: Water contamination by pesticides is considered as an environmentalproblem today. In terms of agricultural development and diversity of plant pests, the use of pesticides has been increasing. Hamedan province has a suitable agricultural condition, it has enjoyed significant development in this respect. Among all the cities of Hamedan province, Hamedan city has the hi...
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