The occurrence of polychlorinated biphenyls (PCB's) in silage stored in pit and upright silos.
D000821:Animal Feed / Q000032:analysis*; D000818:Animals; D002417:Cattle; D002849:Chromatography, Gas; D002855:Chromatography, Thin Layer; D003612:Dairying; D011078:Polychlorinated Biphenyls / Q000032:analysis*; D012820:Silage / Q000032:analysis
D011078:Polychlorinated Biphenyls