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Scientists uncovered the nutrients bees were missing — Colonies surged 15-fold
(www.sciencedaily.com)
This is a most excellent place for technology news and articles.
You would be surprised, yeast vats and breweries have a ton of overlap, IE pretty cheap tanks and reasonably standard infrastructure. Most universities with a biology research wing are going to have a few bio-reactors, and while they may not be able to produce the feed itself industrially, they can easily breed starters to sell to places like breweries and companies that already produce yeast at massive scale.
That's it! I'm calling my beer brewing vessels 'bio-reactors'! No more carboys for me!
I mean, yeah. What did you think a bio-reactor was but a really fancy carboy?
There is some nuance in amenities, but at the end of the day it is a temperature-controlled and sterile environment for microbial growth to take place.