Authors
Dimcho Zahariev
University of Shumen Bishop Konstantin Preslavski, Faculty of Natural Sciences, Department of Agricultural Sciences and Plant Protection, Shumen
Language: English
Page range: 31 - 38
Submitted on: Oct 30, 2014
Accepted on: Mar 11, 2015
Published on: Jan 24, 2018
Published by: Konstantin Preslavski University of Shumen
In partnership with: Paradigm Publishing Services
Publication frequency: 1 issue per year
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© 2018 Dimcho Zahariev, published by Konstantin Preslavski University of Shumen
This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.