I pay some one to pluck mine, I just do the quality control. Norfolk Bronzes leave a horrible stubble that look like black heads and at the moment my thumbs feel powerful.
I don't see why you couldn't use a poly tunnel, I made a field shelter out of mainly scavenged timber and sheets. I must say they barely use them, they sit out in all weathers but like to roost, on top of the shelter I made them. And Craig they do stink, quite a bit more than chickens and believe it or not they are more stupid.
I am pleased they are gone they are grief, every year I vow not to do them again but no one rou