Beekeeping is a very old tradition in Ukraine, and it has been the subject of several stamps. There's a reason for this. According to www.beekeeping.com, one in a thousand persons in Ukraine is a beekeeper!
The six stamps in this 2001 souvenir sheet represent:
This souvenir sheet has some interesting (popup link) flourescence under ultraviolet light, with the year, the zero in the value (most peculiar!), and the symbol in the top-center of every stamp being visible. See Stamps Under Ultraviolet Light for other images.