[On distribution of heavy metals in rice field soil in the "Itai-itai" disease epidemic district].
D000383:Agriculture; D002104:Cadmium / Q000032:analysis*; D002105:Cadmium Poisoning / Q000209:etiology*; D006801:Humans; D007564:Japan; D007854:Lead / Q000032:analysis*; D012275:Oryza; D012987:Soil / Q000032:analysis*; D014876:Water Pollution; D015032:Zinc / Q000032:analysis*
D012987:Soil; D002104:Cadmium; D007854:Lead; D015032:Zinc