[EFFECT OF THE SUBSTITUTION OF AIR NITROGEN WITH HELIUM ON THE DEVELOPMENT OF CHICK EMBRYOS)].
D000818:Animals; D002642:Chick Embryo; D004622:Embryo, Mammalian; D004625:Embryo, Nonmammalian; D006371:Helium; D009584:Nitrogen; D012106:Research
D006371:Helium; D009584:Nitrogen
EMBRYO; EXPERIMENTAL LAB STUDY; HELIUM; NITROGEN
ANALIZ VLIIANIIA ZAMENY AZOTA VOZDUKHA GELIEM NA RAZVITIE KURINYKH 'EMBRIONOV.