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Making gagging motions/adjusting the crop - I'd re-check the crop to make sure it's emptying.
Take a look inside the beak for any mucous, yellow or white pasty material or canker.
If possible, take a sampling of her poop to a vet to see if worms are part of the problem.
When was her last egg and what do you feed?
I'd work on getting her hydrated if she's not drinking. Once drinking, then offer a little wet soupy feed.