Corn meal might certainly be an option. Seems like a small solar panel with battery or two would be enough to run a small incubator or even a broody chicken would certainly work.
Once it was setup, hundreds of birds could be raised easily and quickly for a year 'round supply.
Does anyone raise coturnix quail on natural feeds and not on store bought food?
If so, what do you feed for them to thrive?
I was thinking of other countries that struggle with food shortages and quaility of foods and thinking of how practical quail would be to raise if there was some sort of...