نتایج جستجو برای: maximum residue level mrl
تعداد نتایج: 1383574 فیلتر نتایج به سال:
Spinach is a frequently consumed vegetable worldwide. Chemical pesticides are widely used to produce spinach with high yield and quality. However, the unregulated use of negatively impacts human environmental health. A simple efficient method using dispersive solid-phase extraction (d-SPE) combined field experiments was conducted study residue dissipation methoxyfenozide, chlorantraniliprole, i...
Persistent organic polluting pesticides that have been used extensively historically can still be detected in agricultural products and cause health risks. In this study, banned organochlorine pesticide (OCP) residue levels 23 garlic samples produced the fields of different villages located potentially polluted area center Kastamonu were determined by GC/MS method combined with QuEChERS extract...
Phytophthora root and stem rot due to sojae is a major constraint of soybean production. This study evaluated the combined effect P. inoculation flooding on growth seedlings. The cultivar ‘Enrei’ was grown in greenhouse pots containing vermiculite containers field soil. plants were inoculated with two isolates subjected flooding. ratio dead live ranged from 0 0.32 across all treatments. Pathoge...
Systematic control of antibiotic residues includes analysis and selection of large number of samples, and requires a wide range of screening methods. Screening tests should satisfy the following requirements: they must be capable to detect antibiotics of interest, detection limits must comply with the requirements (MRLmaximum residue limit), they must be easy to perform and cost effective, test...
Chlorpyrifos® (Thaion Agro Chemical CO., Ltd. Yannawa, Bangkok 10120, Thailand) (an almost water insoluble organophosphate insecticide) has been extensively used, resulting in the presence as a surface contaminant foodstuffs, streams and soils. It is thus critically essential to develop methods degrade or remove eliminate this pollutant from environments. very limited solubility so it primarily...
گوجه فرنگی یکی از محصولات پرمصرف در کشور ماست که تولیدکنندگان برای کنترل آفات این محصول به فواصل کوتاه از آفت کش ها استفاده می کنند. به علت دوره زمانی کوتاه بین آخرین سم پاشی تا برداشت محصول احتمال آلودگی محصول به آفت کش در زمان ورود به چرخه مصرف وجود دارد. این مطالعه برای اندازه گیری دوره کارنس دو آفت کش متداول کلرپیریفوس و دلتامترین صورت گرفت. گوجه فرنگی ها در 2 گلخانه کاشته شده و ...
A study was performed to determine the residues in edible tissues of healthy pigs after continuous administration of doxycycline with drinking water for five consecutive days at a dose rate of 10.5 mg doxycycline kg-1 body weight (BW) per day. Quantitation was performed using a validated HPLC method with fluorescence detection. The method was able to separate doxycycline and its 4-epimer, 4-epi...
background: pistachio is one of the main nutrients, not only as a strategic crop but also as a main type of nut, in iranians’ food cycle. the aim of this study was to measure the relative safety of iranian pistachio based on the standard pesticide’s residue limits, which should be monitored and assessed in the cultivation of pistachio in order to confirm its public health. methods: fifty sample...
We provide an ex-post econometric examination of the harmonization and tightening of the EU Maximum Residues Limit (MRL) on aflatoxins in 2002, and its impact on African exports of groundnut products. We show that the MRL set by the EU has no significant trade impact on groundnut exports from Africa across various methods of estimation. African domestic supply plays an important role in the det...
Fish from Dutch markets were analysed for concentrations of polychlorinated dibenzo-p-dioxins/dibenzofurans (PCDD/Fs) and dioxin-like polychlorinated biphenyls (DL-PCBs) and compared with the new European maximum residue levels (MRLs), set in 2006. In a first study on 11 different fish and shellfish from various locations, concentrations of PCDD/Fs were nearly all below the MRL for PCDD/Fs [4 p...
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