نتایج جستجو برای: achillea filipendulina seasonal variationessential oil

تعداد نتایج: 203832  

2017
Tor Nordam Dorien A. E. Dunnebier CJ Beegle-Krause Mark Reed Dag Slagstad

We investigated the effects of a warmer climate, and seasonal trends, on the fate of oil spilled in the Arctic. Three well blowout scenarios, two shipping accidents and a pipeline rupture were considered. We used ensembles of numerical simulations, using the OSCAR oil spill model, with environmental data for the periods 2009-2012 and 2050-2053 (representing a warmer future) as inputs to the mod...

Journal: :Marine pollution bulletin 2011
Helen A Taylor Michael A Rasheed

We used an established seagrass monitoring programme to examine the short and longer-term impacts of an oil spill event on intertidal seagrass meadows. Results for potentially impacted seagrass areas were compared with existing monitoring data and with control seagrass meadows located outside of the oil spill area. Seagrass meadows were not significantly affected by the oil spill. Declines in s...

Journal: :Journal of the Turkish Chemical Society, Section A: Chemistry 2021

In this study, total phenolics and flavonoid compounds of methanol extract concentrations three medicinal plant, Asteraceae (Compositae) L. genus that are grown in Turkey belong to the Achillea, were determined with goal measuring their antioxidant activities. Antioxidant capacity was measured by widely used iron reducing power, DPPH radical scavenging activity metal chelating capacity. The act...

Journal: :Chemistry of Natural Compounds 1974

Journal: :تحقیقات اقتصادی 0
عبدالله خانی استادیار دانشکدة اقتصاد، دانشگاه اصفهان زهره کریمی دانشجوی دکتری حسابداری، دانشگاه آزاد اسلامی آزاد، واحد علوم و تحقیقات اصفهان لیلا کریمی دانشجوی دکتری اقتصاد، دانشگاه شیراز

in this paper we examine the effect of the oil volatility, consumer price index (cpi) and industrial production on the stock market return in tehran stock exchange (tse). we used seasonal data in period 1378-1390 and auto regressive distributed method (ardl) for the short-term and long-term relationship between the variables. as results of research indicate, we find that there is positive short...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه ارومیه - دانشکده علوم 1379

امروزه با پیشرفت تکنولوژی و سنتز داروهای ترکیبی و شیمیائی طب سنتی و گیاه درمانی کم کم نقش خود را از دست داده است و استفاده بیش از حد این داروها موجب ایجاد مشکل پیچیده ای به نام عوارض جانبی داروها گردیده است . آنتی بیوتیکها نیز از این قاعده مستثنی نبوده و علاوه بر این استفاده بیش از حد از آنها سبب مقاوم شدن باکتریها نسبت به این داروها گردیده است . با توجه به اینکه برخی از گیاهان دارای خاصیت ضدمی...

Journal: :Chemistry of Natural Compounds 1973

Journal: :Annalen der Chemie und Pharmacie 1870

Journal: :The British journal of ophthalmology 1938
M A Hassouna

months, probably owing to the vitamin agitation raised by the press and to the vitaminisation of the margarine. " The effect of parenteral administration of carotin oil proves to be slower than that of injection of liver oil preparations. A series of extensive investigations of the power of distinction is accounted for, the test subjects being 28 prisoners of the State prison in Nyborg. The pow...

نمودار تعداد نتایج جستجو در هر سال

با کلیک روی نمودار نتایج را به سال انتشار فیلتر کنید