title: Georgraphic differences in phytoplankton sensitivity to PCBs.
mesh_terms: D010839:Phytoplankton / Q000187:drug effects / Q000254:growth & development; D010933:Plankton / Q000187:drug effects*; D011078:Polychlorinated Biphenyls / Q000494:pharmacology*; D012623:Seawater; D014877:Water Pollution, Chemical
chemical_list: D011078:Polychlorinated Biphenyls