I would keep the chickens away from the bird feeder, they can catch disease from birds. I would not spray poison under the bird feeder, could sicken or kill the chickens or birds.
I feed feather fixer as sole ration sense 18 weeks to my 29 week old girls. Says on bag you can feed year round. GC
No, They did not discontinue mite-fighter technology. They removed the wording from the bag, because of one state's concern about the way it was worded. Go to the nutrena website, click on chickens, click on feather fixer and then ratings and comments. The first question asked is about mite...
I switched my sex-links at sixteen weeks and got my first egg at 4 months to the day.
I use it because I wanted 18% protein in a layers. It's the only brand locally with 18% in a layers feed.