[He wanted to promote fishing. Discovery of environmental poisons had a reverse effect].
D000818:Animals; D001713:Biphenyl Compounds / Q000032:analysis; D003634:DDT / Q000032:analysis; D005399:Fishes / Q000032:analysis*; D008628:Mercury / Q000032:analysis; D008630:Mercury Poisoning; D014876:Water Pollution; D014944:World Health Organization
D001713:Biphenyl Compounds; D003634:DDT; D008628:Mercury
Ville främja fisket. Rön om miljögifter hade motsatt effekt.