Seasonal dynamics of the occurrence of gastrointestinal parasites in domestic fowl

alojamiento para aves ascaridia aves de corral capillaria crianza en gran escala davainea eimeria acervulina eimeria brunetti eimeria maxima eimeria necatrix eimeria tenella heterakis hymenolepis logement des volailles petite exploitation agricole poultry poultry housing saison seasons small farms trichostrongylus volaille