نتایج جستجو برای: microbial and physicochemical characteristics

تعداد نتایج: 16916906  

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه رازی - دانشکده علوم 1392

a novel acrylic acid-functionalized fe3o4 magnetic nanoparticle with a core-shell structure was developed for utilization as a heterogeneous organosuperacid in chemical transformations. the structural, surface, and magnetic characteristics of the nanosized catalyst were investigated by various techniques such as transmission electron microscopy (tem), thermogravimetric analysis (tga), and ft-ir...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه شیراز - دانشکده علوم پایه 1392

a novel and ultra low cost isfet electrode and measurement system was designed for isfet application and detection of hydronium, hydrazinium and potassium ions. also, a measuring setup containing appropriate circuits, suitable analyzer (advantech board), de noise reduction elements, cooling system and pc was used for controlling the isfet electrode and various characteristic measurements. the t...

2013
Chuncan Si Xueyan Liu Congyan Wang Lei Wang Zhicong Dai Shanshan Qi Daolin Du

Several studies have shown that soil microorganisms play a key role in the success of plant invasion. Thus, ecologists have become increasingly interested in understanding the ecological effects of biological invasion on soil microbial communities given continuing increase in the effects of invasive plants on native ecosystems. This paper aims to provide a relatively complete depiction of the c...

H. Hajimehdipoor* M. Hamzeloo-Moghadam M. Rezghi S. Zakerin

Background and objectives: Over the centuries, herbal drugs have been used as major sources of medicine for the prevention and treatment of diseases. In recent years, there has been an exponential growth in the field of herbal medicines and these drugs are gaining popularity both in developing and developed countries because of their natural origin and less side effects. The pr...

2013
Mohammad A Baghapour Simin Nasseri Babak Djahed

BACKGROUND Using treated wastewater in agriculture irrigation could be a realistic solution for the shortage of fresh water in Iran, however, it is associated with environmental and health threats; therefore, effluent quality assessment is quite necessary before use. The present study aimed to evaluate the physicochemical and microbial quality of Shiraz wastewater treatment plant effluent for b...

Journal: :jundishapur journal of natural pharmaceutical products 0
abdolhossein moghbel department of pharmaceutics, marine pharmaceutics research center, ahvaz jundishapur university of medical sciences, ahvaz, ir iran; department of pharmaceutics, marine pharmaceutics research center, ahvaz jundishapur university of medical sciences, ahvaz, ir iran. tel: +98-6113336989, fax: +98-6113336989 maryam tayebi department of pharmaceutics, marine pharmaceutics research center, ahvaz jundishapur university of medical sciences, ahvaz, ir iran

conclusions although quince seeds dried mucilage by lyophilization had less yield amounts yet in view of purity and physicochemical and mechanical properties, it was significantly better than mucilage prepared by the oven method (p < 0.05). results the yield value of mucilage from the warm method was about three folds greater than the amount from the cold method. the phytochemical, physicochemi...

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