علوم کشاورزی (کب)

... > APPLIED SCIENCE AND TECHNOLOGY > health and pathology > pharmacology and toxicology > toxicology > toxic substances > polybrominated biphenyls

... > PHYSICAL SCIENCES > chemistry > chemical substances > chemical substances by property > toxic substances > polybrominated biphenyls

... > PHYSICAL SCIENCES > chemistry > chemical substances > chemical elements and compounds > inorganic compounds > organic compounds > organic compounds by structure or composition > organic compounds by non-carbon element > organic compounds by non-metallic element > organic halogen compounds > halogenated hydrocarbons > polybrominated biphenyls