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Petko , M., Fedorovych , V., Fedorovych , Y. and Mazur , N. 2020. Egg production and honey productivity of different linear bees cross of carpathian breed. Bulletin of Sumy National Agrarian University. The series: Livestock. 4(43) (Dec. 2020), 71-75. DOI:https://doi.org/10.32845/bsnau.lvst.2020.4.11.