نتایج جستجو برای: 6 mgkg
تعداد نتایج: 956476 فیلتر نتایج به سال:
Purpose Water management affects the bioavailability of cadmium (Cd) and arsenic (As) in the soil and hence their accumulation in rice grains and grain yields. However, Cd and As show opposite responses to soil water content, but information, particularly on irrigation, is missing on a field scale. The purpose of the present study was therefore to find a water management regime that can lower a...
آترازین در زمره پرمصرف ترین علف کش هاست و مقدار مصرف آن در دنیا بین 70000 تا 90000 تن در سال تخمین زده شده است. این علف کش در بسیاری از کشورها جزو علف کش های رایج آلوده کننده آب های زیرزمینی محسوب می شود. سرنوشت آترازین در خاک به بر هم کنش های آن با اجزای خاک بستگی دارد. مدل های انتقال این علف کش در خاک مستلزم آگاهی از ضرایب توزیع معادلات همدمای جذب و واجذب است که عمدتاَ از مطالعات پیمانه ای به ...
Abstract Objectives We analysed 900 samples of fresh (250) and processed (650) fish products collected in Sicily (Southern Italy) 2020 during the severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) pandemic (hereafter: COVID-19). Materials methods The were divided temporally based on five phases relating to various restrictions imposed by Italian government this period. validated metho...
Background & Aims: The aim of the present study was to evaluate the protective effects of turmeric on intestinal damage and oxidative stress induced by Methotrexate. Materials & Methods: For this purpose, male rats were divided into 6 groups. Group I received normal saline orally. Group II received single dose of methoterxate (20 mgkg -1) IP at day of 30, the fifth and the sixth groups recei...
The polycyclic aromatic hydrocarbons (PAHs), polychlorinated biphenyls (PCBs) and organotins were analyzed in mussels Mytilus galloprovincialis from polluted and unpolluted sites from Mokpo Bay, Korea. The total PAH's concentrations (10(-3)mgkg(-1)) measured by GC-MS were in the range from 31+/-23 to 1+/-1. Among the eight PAHs the predominant ones were fluoranthene, phenanthrene and pyrene and...
PURPOSE To investigate the effects of l-alanyl-glutamine (Ala-Gln) intragastric administration upon blood and kidney metabolic parameters alterations in rats subjected to ischemia/reperfusion of hind limb. METHODS Forty-eight male rats were randomized in 2 groups offered via gavage either saline 2.0 mL (G-1) or Ala-Gln solution 0.75 mgKg-1(G-2) once a day at 7 AM during 7 days. One-hour after...
هدف از این مطالعه بررسی اثر مصرف پودر سیر و ویتامین e جیره بر بیومارکرهای اکسیداسیون لیپید و پروتئین های گوشت ماهی کپور معمولی طی زمان های مختلف نگهداری می باشد. تعداد 100 عدد ماهی کپور (60 گرمی) به طور تصادفی به 4 گروه 25تایی تقسیم شدند. گروه 1 بعنوان شاهد جیره پایه دریافت کرد. گروه 2 و 3 به ترتیب 25 و 50 gkg-1 جیره، پودر سیر و گروه 4، 150 mgkg-1 جیره، ویتامین e دریافت کرد. بعد از پایان مطالعه...
Heavy metals are notoriously toxic pollutants which can potentially harm living beings and serious health hazards. The aim of the present study was to assess levels cadmium (Cd) nickel (Ni) throughout year in urban areas densely populated industrial city Faisalabad eight commonly raised ornamental tree species with phytoremediation potential. High Cd Ni were recorded all areas, spatio-temporal ...
Presence of heavy metals and antibiotics in the poultry feed even low concentrations is considered as potentially toxic may cause hazardous effects on animal leading to accumulate food chain. This study was performed assess status residue different samples collected from local markets Mymensingh Kishoreganj sadar upazila Bangladesh. A total 40 were analyzed detect concentration three metals- ch...
Healthy soils are important to ensure satisfactory crop growth and yield. Poultry litter (PL), as an organic fertilizer, has proven supply the soil with essential macro micronutrients, enhance fertility, improve productivity. Integrating this treatment potential physical biological properties by increasing carbon, C. However, rapid decomposition mineralization of PL, particularly in hot humid s...
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