نتایج جستجو برای: modified drastic

تعداد نتایج: 260933  

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه رازی - دانشکده علوم 1389

fluorescence chemical sensors for the highly sensitive and selective determination of pb2+ , hg2+, co2+ and fe3+ ions in aqueous solutions are described. the ion sensing system was prepared by incorporating lipophilic ligand (l) as a neutral ion-selective fluoroionophore in the plasticized pvc membrane containing sodium tetraphenylborate or potasium tetrakis (p-chlorophenyl) borate as a liphoph...

ژورنال: :فصلنامه علوم و مهندسی محیط زیست 0
زهرا سجادی نصراله کلانتری استاد دانشگاه شهید چمران مسعود یعقوبی

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Journal: :Environmental Earth Sciences 2023

One of the most important and perilous groundwater contaminants is nitrate. The study area unconfined (free) aquifer Karaj, located in central Iran, which subject to quantity quality hazards due unbalanced urban, industrial, agricultural developments. Evaluation vulnerability condition this against nitrate as contamination index essential since consumed water provided by groundwater. This paper...

Journal: :Theological Studies in Japan 1991

Journal: :Monaldi Archives for Chest Disease 2015

Journal: :Historia, ciencias, saude--Manguinhos 2009
Maria Clara Coelho Camara Carmem L C Marinho Maria Cristina Rodrigues Guilam Rubens Onofre Nodari

Based on a bibliographic review, the article identifies and offers a critical analysis of scientific production by the public health field in Brazil on genetically modified organisms and food (in)security. Of the 716 articles found on the portals of the Scientific Electronic Library Online (SciELO) and the Coordinating Agency for the Development of Higher Education (Capes), only 8 address the f...

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