Good work! Canker is treatable and there's no need to cull unless you've simply not got the time to administer the treatment. You've been handling it great.
The objective is to control the source of the parasite. Eliminate communal drinking sources that pigeons have access to. They are what...
Her are the instructions on using copper sulfate pentahydrate. You will not be mixing the blue crystals directly into the drinking water, nor must the crystals in their dry form be anywhere near your chickens. You must take care not to breath any dust from them as they are extremely caustic...
Call around to feed stores and see if they have copper sulfate penhydrate. It's used to treat stock ponds and water troughs. (It's also used to treat our drinking water reservoirs.) If you find some, I'll instruct you how to make a solution to treat the chickens' drinking water. It kills the...
You will need to be resourceful in finding the right tool. It must be hard edged but with a blunted, no pointed, tip and small enough to fit in the chicken's mouth. Pull open your kitchen junk drawer and your kitchen utensil drawer. A small measuring spoon might work. If that fails, look in your...
I agree with @MysteryChicken it's canker. You must treat it by scraping the lesions from the mouth. It will not be easy as it will tend to bleed, but it's necessary so the chicken can eat and drink. Otherwise, death can result.
Order this...