2023. The The effect of feeding on rapeseed and bee bread plants on the biological activity and productivity of honey bee colonies Apis mellifera: The effect of feeding on rapeseed and bee bread plants on the biological activity and productivity of honey bee colonies Apis mellifera. NTU Journal of Agriculture and Veterinary Science. 3, 3 (Oct. 2023). DOI:https://doi.org/10.56286/ntujavs.v3i3.592.