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¹ Namık Kemal Üniversitesi, Ziraat Fakültesi, Tarımsal Biyoteknoloji Bölümü TEKİRDAĞ Viewed : 2755 - Downloaded : 1738 Honey bees are essential for pollination of wild and cultivated plants, and honey bee products. Therefore bee colonies are managed in our country and all over the word. Pesticides, restriction of genetic variation and diseases seem to draw the most attention as the cause of declining bee numbers. Nutritional stress could be another reason. Climate changes, habitat loss and intensified agriculture lead to diminishing food resources for bees. This additional stress lowers their resistance to pesticides and diseases. This article is written to give beekeepers an overview of honey bee nutritional requirements and the role of various carbohydrate and protein supplements in the management of honeybee colonies. Keywords : Honey bee, supplementary feding, pollen, vitamin