Szukana fraza: [Abstract = "In the experiments with cut individuals, the tested chemical compounds influenced the regeneration process which lasted 10 days, this was the period of special sensitivity of planarians to the poisons. In two cases \(mineral substances\) the chemicalcompounds were more toxic to D. magna. Based on the classification of Liebmann \(1962\) the estimates were made of the degree of toxicity of poisons of the 3 tested chemical substances."]

Wyników: 1