Possible Clues:

• Yield the desired result
• Healthy snack for Yogi?
• Produce result that's fairer, but unexpected
• Be productive ... or what the answers at 17-, 25-, 53- and 63-Across do?
• Produce a crop of food for bruin?
• Be successful
• Berries for Bruin?
• Hospital visitors may have a good effect
• This will produce food for the beast, it seems
• Food for bruin make give some return