title: Effect of water hardness on the tolerance of the guppy to beryllium sulfate.
mesh_terms: D000468:Alkalies; D000818:Animals; D001608:Beryllium / Q000633:toxicity*; D004553:Electric Conductivity; D005399:Fishes; D008903:Minerals; D010100:Oxygen; D013431:Sulfates / Q000633:toxicity; D013997:Time Factors; D014867:Water
chemical_list: D000468:Alkalies; D008903:Minerals; D013431:Sulfates; D014867:Water; D001608:Beryllium; D010100:Oxygen