**Author details**

Linda Bitsch1 , Silva Atoyan2 , Barbara Richter1 \*, Jon Hanf1 and Taras Gagalyuk3

1 Hochschule Geisenheim University, Geisenheim, Germany

2 Armenian National Agrarian University, Yerevan, Armenia

3 Leibniz Institute of Agricultural Development in Transition Economies (IAMO), Halle (Saale), Germany

\*Address all correspondence to: barbara.richter@hs-gm.de

© 2020 The Author(s). Licensee IntechOpen. This chapter is distributed under the terms of the Creative Commons Attribution License (http://creativecommons.org/licenses/ by/3.0), which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.
