Turkey cocks ejaculate preservation by freezing

animal animal domestique animales animals artificial insemination aves de corral aves domesticas birds breeding breeding methods conservation du sperme dindon domestic animals domesticated birds espermatozoo fertilization fisiologia fonction physiologique freezing galliformes gametes gametos methode methods oiseau oiseau domestique pavo physiological functions physiologie physiology poultry preservation procesamiento processing reproduction semen preservation spermatozoa traitement turkeys vertebrados vertebrates vertebre volaille