"William L. Rose" wrote in message news:rosefam-
So, can anyone tell me off the top of their heads if the lack of bees
(and there does seem to be a dearth of them) is going to be a similar
problem for my cucumbers, pumpkins, and butternuts? Am I going to have
to open a fertility clinic for cucurbits?

Yes

see:

http://gears.tucson.ars.ag.gov/book/

David