ASN-2014-1.Pdf
Acta Scientifica Naturalis VOLUME 1/2014 Dobromir D. Enchev, Editor Until 2014 ISSN 1311-834X From 2014 ISSN 1311-834X Basic information The Acta Scientifica Naturalis is the official journal of Konstantin Preslavsky University of Shumen and has been published with no major interruptions since 19..under the name Annual of the Konstantin Preslavsky University- Chemistry, Biology, Physics, Geography. The main objective of the Acta Scientifica Naturalis is to publish original research findings in the fields of Natural Sciences. The Editorial Board coordinates and evaluates the articles to be published. The abbreviated title of the journal is ASN, which should be used in bibliographies, footnotes and bibliographical references and strips. Copyright Published each year. Annual subscription rates for the printed version of the Acta Scientifica Naturalis are: Single issue: EUR 25.00 Prices include air mail-assisted postage and handling. All subscriptions and changes of address should be sent to “K.Preslavsky”University, Copyright Center (address below). 115 Universitetska Street, BG 9712 Shumen BULGARIA Tel: +359 54 830 495 Fax: +359 54 830 371 ISSN 1311-834X © “K. Preslavsky” University, Faculty of Natural Sciences, 2014 © Copyright Center, “K. Preslavsky” University Editorial board Dobromir Enchev (Editor-in-Chief, Shumen, Bulgaria) Valerij Christov (Chemical Sciences Shumen, Bulgaria) Diana Kurkchieva (Physical Sciences, Shumen, Bulgaria) Nesho Chipev (Biological/Biomedical Sciences, Shumen, Bulgaria) Stella Dermendjieva (Earth Sciences, Shumen, Bulgaria) A. Geronikaki (Chemical Sciences ,Thessaloniki, Greece) Radj Kumar Bansal (Chemical Sciences, Jaipur, India) Valery K. Brel(Chemical Sciences, Chernogolovka, Moscow region, Russian Federation) Snezana Mladenovic Drinic (Biological/Biomedical Sciences, Belgrade-Zemun, Serbia) Jean-Marc Chobert (Biological/Biomedical Sciences, Nantes Cedex 3, France) Maria Helena Mesquita Pina (Earth Sciences, Porto, Portugal) Alina Vladut (Earth Sciences, Craiova, Romania) Joseph J.
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