title: The history and future of the cryopreservation of avian germ plasm.
mesh_terms: D000818:Animals; D002645:Chickens; D005260:Female; D005298:Fertility; D005615:Freezing; D008297:Male; D011200:Poultry; D013094:Spermatozoa / Q000002:abnormalities / Q000166:cytology*; D014021:Tissue Preservation