نتایج جستجو برای: at different concentrations containing 01

تعداد نتایج: 5140373  

Journal: :Forests 2021

Increasing levels of antimony (Sb) pollution have been recognized as an emerging environmental problem. Phytoremediation Sb-contaminated soil is a green, economical, and effective method for restoring polluted soils. Here, we studied differences in Sb tolerance, accumulation, transport by different genotypes Catalpa bungei C. A. Mey, with the goal identifying that are suitable remediating soil....

Studies show that Oryza sativa L. contains a structure named β-glucan with anti cancer properties. In the present study, a tissue culture for rice was carried out and β-glucan content was measured under various sugar and vitamin levels in basic MS medium. Seeds of Hashemi cultivar were cultured on MS medium. Two plant hormones, namely, 2,4-D (0, 1, 1.5, 2 and 3 mg/l) and kinetin (0,0.5, 1, and ...

اخوان , امید , باباپور, عباس , سمیعی, لاله , مشفق, علیرضا ,

  In this investigation, Ag-SiO2 thin films with different concentrations of Ag (0.2, 0.4, 1.6 and 8%) has been fabricated on soda-lime glass substrate using sol-gel method. After an annealing process, physical and chemical properties of the deposited silica films containing Ag nanoparticles have been studied including optical, topographical structural, morphological and size of the nanoparticl...

Journal: :محیط زیست طبیعی 0
فریدا ایرجی آسیابادی دکتری علوم محیط زیست، گروه محیط زیست، دانشکدۀ کشاورزی و منابع طبیعی، دانشگاه آزاد اسلامی واحد اصفهان (خوراسگان) سید احمد میرباقری استاد تمام، دکتری مهندسی عمران، گروه مهندسی محیط زیست، دانشکدۀ مهندسی عمران، دانشگاه صنعتی خواجه نصیرالدین طوسی پیام نجفی دانشیار، دکتری آبیاری و زهکشی، گروه مهندسی آب، دانشکدۀ کشاورزی و منابع طبیعی، دانشگاه آزاد اسلامی واحد اصفهان (خوراسگان) فرامرز معطر استاد تمام، دکتری شیمی، گروه محیط زیست، دانشکدۀ محیط زیست و انرژی، دانشگاه آزاد اسلامی واحد علوم و تحقیقات، تهران

petroleum hydrocarbons are among the major organic environmental pollutants whose toxicity and carcinogenicity effects have raised great concerns while the numerous available physical and chemical methods to remove petroleum hydrocarbons are rarely employed due to their extreme costs and harmful side effects, biological methods, including phytoremediation, have attracted wide attention during t...

ژورنال: علوم آب و خاک 2015
جهانبخشی, شیرین, رضایی, محمدرضا, سیاری‌زهان, محمد‌حسن,

Phytoremediation is one of the cleanup methods of polluted soil that is possible accumulation of heavy metals in plant tissues, exclusion of these elements from contaminated soil. Therefore, to achievement the objective, this research was done in pot culture using completely randomized design at the University of Birjand in 2011. Two species Spinacia oleracea and Lepidium sativum were used to r...

Journal: :archives of razi institute 2016
j. javanbakht m. khosravi m. zamani-ahmadmahmudi n. atyabi i. dilmaghanian

blood samples were collected from 20 healthy miniature caspian horses at 37 °c. isolation of cryoglobulin was performed based on a standard method in present study. harvested sera were kept at 4 °c for two hours and then examined for cryoglubolin. four serum samples containing precipitate suspicious of containing cryoglobulin were selected. subsequently serum protein electrophoresis was perform...

L. Shahsavani M. Khezri Sh. Shahriari

Milk-based espresso coffee is one of the most popular beverages. Foam is an essential quality characteristic for this beverage. Foam formation and stability is mainly related to the milk composition. In this study the influence of three different concentrations of Xanthan gum (0.05, 0.1 and 0.2 g dm-3) and three different temperatures (50, 60 and 70 °C) on foam stability were examined and exper...

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