A technique for testing chemicals as molluscicides

F. S. Barbosa; J. M. Barbosa; T. Figueiredo

School of Medicine, University of Pernambuco and Centro de Pesquisas Aggeu Magalhães, Recife, Brazil This work was supported by a grant from World Health Organization

DOI: 10.1590/S0037-86821969000200005

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REFERENCES

1. Litchfield, J . T. & Wilconxon, F. (1949) A simplified method of evaluating dose effect experiments, J. Pharmacol. exp. Ther. 95 99.         [ Links ]

2. World Health Organization (1961) Wld Hlth Org teachn. Rep. Ser.. 214.         [ Links ]