نتایج جستجو برای: 1 fw min and cat 176 μm g

تعداد نتایج: 17279668  

پایان نامه :دانشگاه آزاد اسلامی - دانشگاه آزاد اسلامی واحد یزد - دانشکده شیمی 1392

in this study, a simple, rapid and selective method was developed for the determination of dexamethasone. the proposed method is based on inhibitory effect of dexamethasone on the oxidation of orange-g by bromate in sulfuric acid media. the reaction was followed spectrophotometrically at 478.5 nm (?max). under optimum experimental conditions, (72.6 ?mol l-1 of orange-g, 0.76 mol l-1 of h2so4, 0...

Journal: :pertanika journal of science and technology 2021

This study investigates the properties and potential application of Mg-PKS biochar composite for methylene blue solution (MB) adsorption. The was developed from palm kernel shell via steam activation followed by MgSO4 treatment carbonization. effect process parameters such as pH (4-10), contact time (30-90 min) adsorbent dosage (0.1-0.5 g) were investigated central design, response surface meth...

Journal: :international journal of preventive medicine 0
shabnam nadjafi soltan-ahmad ebrahimi nahid rahbar-roshandel

background: oligodendrocytes, the myelinating glial cells of central nervous system, are highly vulnerable to ischemic‑induced excitotoxic insult, a phenomenon in which calcium overload triggers cell death. berberine is an alkaloid extracted from medicinal herbs as coptidis rhizoma with several pharmacological effects like inhibition of neuronal apoptosis in cerebral ischemia. methods: we exami...

Journal: :Chemcatchem 2023

Layered TiO2 sheets with high Cr(VI) photoreduction ability were prepared by template free solvothermal method using ethylene glycol (EG) as structure directing agent. EG linking function in the layered confirmed SEM, TEM, FTIR, XPS and so on. Moreover, obtained large sized (20~50 μm length, about 5~10μm width) assembled N‐doped thin 1.2nm gap between, resulting very surface area (327.5 m2/g) a...

Journal: :Poultry science 2008
C S Dunkley T H Friend J L McReynolds W K Kim K D Dunkley L F Kubena D J Nisbet S C Ricke

Several dietary alternatives to feed withdrawal have been proposed to induce a molt in laying hens. This study compared the behavior of laying hens on an alfalfa crumble diet (ALC) to hens that were either on a conventional layer diet (FF) or hens that had feed withdrawn (FW) during a 9-d trial. Each treatment consisted of 24 hens (3 hens per battery cage), and treatment began after a 2-week ac...

Journal: :Journal of magnetic resonance imaging : JMRI 2014
Yen-Yu I Shih Bryan H De La Garza Shiliang Huang Guang Li Lin Wang Timothy Q Duong

PURPOSE To compare basal retinal and cerebral blood flow (BF) values using continuous arterial spin labeling (CASL) MRI and fluorescent microspheres. MATERIALS AND METHODS A total of 41 animals were used. BF was measured using an established microsphere technique (a mixture of 2.5 million 8 μm green and 0.5 million 10 μm blue fluorescent microspheres) and CASL MRI blood flow measurement in th...

Mansour Omidi, Zahra Abdy Liaei

An efficient protocol was established for rapid in vitro propagation of Stevia rebaudiana Bertoni, using explants from mature plants. The effect of 1/2MS, MS and B5 culture media, also 27 different combinations of auxins and cytokinins was studied on in vitro growth and development of Stevia rebaudiana Bertoni. The best culture medium for shoot and root formation was 1/2MS, producing 1.30 shoot...

Journal: :iranian journal of aquatic animal health 0
p akbary s kakoolaki h salehi m j zorriehzahra a sepahdari m r mehrabi

this experiment was conducted to evaluate the efficacy of different levels of echinacea (echinacea purpurea) methanol extract on the growth performances (final weight (fw), daily growth ratio (dgr), feed conversion rate (fcr), voluntary feed intake (vfi) and protein efficiency ratio (per) and some of hematological parameters (hemoglobin (hb), hematocrit (hct), red blood cell (rbc) and white blo...

2017
Anna Bonasia Corrado Lazzizera Antonio Elia Giulia Conversa

With the aim of defining the best management of nutrient solution (NS) in a soilless system for obtaining high quality baby-leaf rocket, the present study focuses on two wild rocket genotypes ("Nature" and "Naturelle"), grown in a greenhouse under two Southern Italy growing conditions-autumn-winter (AW) and winter-spring (WS)-using two soilless cultivation systems (SCS)-at two electrical conduc...

Journal: :به زراعی کشاورزی 0
کاظم ارزانی استاد، گروه علوم باغبانی، دانشکده کشاورزی، دانشگاه تربیت مدرس، تهران حسن خوش قلب استادیار، گروه باغبانی، دانشکده کشاورزی، دانشگاه شاهرود، شاهرود محمد جعفر ملکوتی استاد، گروه خاکشناسی، دانشکده کشاورزی، دانشگاه تربیت مدرس، تهران محسن برزگر دانشیار، گروه علوم صنایع غذایی، دانشکده کشاورزی، دانشگاه تربیت مدرس، تهران

the effect of ca, zn and b foliar application (five g l-1) and their mixed applications as well as two harvest dates (1st and 15st of august) on ppo activity of two commercial asian pears (‘ks’9 and ‘ks’13) fruits at the time of harvest and during storage were investigated. results showed that the ppo activity increased from harvest time to three months after storage and then decreased. during ...

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