[Effect of microbial beta-carotene on the pigmentation of the yolk of hens' eggs].
D000818:Animals; D002338:Carotenoids / Q000494:pharmacology*; D002645:Chickens; D004530:Egg Yolk; D005260:Female; D008722:Methods; D010858:Pigmentation / Q000187:drug effects*
D002338:Carotenoids
Vliianieto na mikroben beta-karotin v"rkhu pigmentirane na zh"lt"ka na kokoshi iaĭtsa.