Foto: Frank van Merle

Aggressive roosters

When hens sit on the slats and avoid mating, something's wrong.

Photo credit: Peter Hut

Watch out with salt

Using industrial salt instead of edible salt at certain ages can cause rickets in your flock.

Photo: Edward Mailyan

Watch out for mouldy feed

Moulds can enter feed either during cultivation of the raw materials or during storage. They produce mycotoxins.