Authors
Kostadin Kostadinov
Faculty of Horticulture with Viticulture, Department of Horticulture, Agricultural University of Plovdiv, Plovdiv, Bulgaria
Radoslav Chipilski
Institute of Plant Genetic Resources, Agricultural Academy, Sofia, Bulgaria
Stoyan Filipov
Faculty of Horticulture with Viticulture, Department of Horticulture, Agricultural University of Plovdiv, Plovdiv, Bulgaria
Nadezhda Shopova
Climate, Atmosphere and Water Research Institute at Bulgarian Academy of Sciences (CAWRI-BAS), Sofia, Bulgaria