Understanding the dynamics of worm infestation in poultry

Worms are still a big problem worldwide and cause decreased production and fertility in layers and broiler breeders. Worms seldom cause issues in broilers, but that could change in the near future. With changing housing systems and a longer lifespan, broilers may be affected too. The most common worms found in poultry are members of two taxonomic classes. The first class is nematodes which are the most important roundworms and include Ascaridia galli (large roundworm), Heterakis gallinarum (c