Influence of polychlorinated biphenyls in the laying hen.
D000284:Administration, Oral; D000821:Animal Feed; D000818:Animals; D002645:Chickens / Q000378:metabolism*; D002849:Chromatography, Gas; D004528:Egg Shell; D004530:Egg Yolk / Q000032:analysis; D004531:Eggs; D005260:Female; D005298:Fertility; D007185:Incubators; D007315:Insemination, Artificial; D010058:Oviposition / Q000187:drug effects*; D011078:Polychlorinated Biphenyls / Q000008:administration & dosage / Q000032:analysis / Q000378:metabolism / Q000633:toxicity*
D011078:Polychlorinated Biphenyls