That's good to hear!
Sometimes maggots can get into wounds, and they will make things much worse, plus cause a bad odor and infection, so just checking:)
You aren't seeing any maggots in the wounds are you?
Hopefully by really swabbing and cleaning up the crusty areas, trimming those feathers out of the way, this will greatly reduce the odor.
If you can't get Amoxicillin, then in a pinch you could use Procaine Penicillin G, this is in the...
I would get some Chlorhexidine (Hibiclens) - this can be found at Walmart, CVS, etc. and clean the wounds very well. Trim all the crusty feathers away from the wounds as well.
See if cleaning them up makes any difference in the smell.
If not, then you may need an antibiotic. Amoxicillin is a...