Review the quality indicators to determine if this is a Land where you want to send your Bees.
On the slide out Land menu, just above the Info and Go buttons, you will see the number of Bees you have available to send to this Land. (see the screen shot below for an example of a slide out Land menu)
Tap the + button(s) to send Bees on Missions. Once you have the numbers of Bees set, tap the Send button to get them on their way!
You can tap the Info button to see the full details about this Land and to choose specific Bees to send.