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تعداد نتایج: 532387 فیلتر نتایج به سال:
The present study was conducted to determine the effect of saffron petal powder on the growth and activity of antioxidant enzymes in the grass carp larva (Ctenopharyngodon idella). Fish larva (0.75 ± 0.03 g and 4.39± 0.09 cm) were fed separately with four levels of saffron petal powder diets which were included; P0 (0%), P1 (2%), P2 (4%) and P3 (6%) for 60 days. One thousand two hundred fish we...
The purpose of this study was to evaluate the effects of livergol drug on growth indices and prevention of fatty liver disease in different levels of fat in common carp diets. In 2017, 9 diets of different nutrients were prepared with 3 levels of 0, 0.5 and 1% livergol and three levels of 5, 10 and 20% fat. The fish were fed for 180 days. After the end of breeding period, fish growth indices (e...
The authors of this paper have defined a continuous evaluation methodology for Final Year Projects, in which six different evaluable items are involved. However, establishing the weights of each assessment element in the evaluation of Final Year Projects is a complex process, especially when several teachers are involved [3] like in this case. In this paper, the experiment carried out in order ...
We implemented a guided problem based learning (guided PBL) approach to teach a core business analysis course to study its effectiveness in improving learning, with special regard to critical thinking skills. To aid this approach in class, we created a reversed book that presents problems first, with blank space for students to work out problems or analyze and answer conceptual questions. Stude...
A Lesson Study Project is carried out to examine various teaching methodologies on the students' learning through support from the Office of Professional and Instructional Development (OPID) of University of Wisconsin System. The study involves a diverse body of faculty and students affiliated with three different departments on campus. One of the methodologies of interest is the "flipped class...
ارزیابی اثر داروی انروفلوکساسین بر فرایند آنژیوژنز با استفاده از مدل غشاء کوریوآلانتوئیک جنین ماکیان
چکیده به منظور ارزیابی تأثیر داروی انروفلوکساسین بر روی فرایند آنژیوژنز، تخم مرغ های نژاد راس (میانگین وزن 4±55 گرم) انکوبه شدند. در روز چهارم انکوباسیون، یک پنجره ی 5/1×1 سانتی متری در محور طولی ایجاد شد و تخم مرغ ها به دو گروه تقسیم شدند (7 تخم مرغ در هر گروه). در روز 7، انروفلوکساسین (mg/ky egg weight 10) در گروه درمان، روی پرده کوریوآلانتوئیک تلقیح شد و گروه کنترل pbs دریافت کردند. سه روز ...
in order to achieve sustainable development, nowadays, many countries have been paying attention to bottom-up planning and planning for smallest urban :union:s (residential communities). this paper aims to promote sustainability level of sarab and sajjad residential communities and provide appropriate solutions for promoting quality of these communities. the results related to indicators of the...
This study was accomplished to investigate the effect of Artemia urmiana nauplii enriched with Pediococcus acidilactici as probiotic on growth performance and survival rate of great sturgeon, Huso huso. Artemia nauplii were enriched with P. acidilactici at a final concentration of 1010 CFU mL-1 in three time dependent treatments as 3 h (T3), 6 h (T6), 9 h (T9), and one non-enriched Artemia as ...
this experiment was done to evaluate the effect of nano iron oxide on some morphophysiological traits of wheat (triticum aestivum l.) at shahr-e qods region in years of 2013 and 2014. experimental design, was factorial in a randomized complete block with four replications. treatments included, treatment of date of nano iron sparaying in milky and pasty stage and another treatment was, conce...
Twenty Naieni breed replacement ewe lambs were used to determine the substitution effects of treated wheat straw with exogenous fiber-degrading enzymes for alfalfa hay on wool characteristics. Five treatment diets were included: 1) control (100% alfalfa hay without wheat straw), 2) 10% enzyme treated wheat straw replaced for alfalfa hay, 3) 20% enzyme treated wheat straw replaced for alfalfa ha...
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