CIHEAM-IAMM- International Center for Advanced Mediterranean Agronomic Studies-Mediterranean Agronomic Institute Montpellier  University of Porto, Portugal “St Kliment Ohridski” University, Sofia, Bugaria University of Library Studies and Information Technologies SULSIT, Sofia, Bulgaria  University of National and World Economy, Sofia, Bulgaria “Neofit Rilski” University, Blagoevgrad, Bulgaria “St. Cyril & Methodiuus” University of Veliko Tarnovo, Bulgaria Agricultural University...Read More