[Mutagenicity background monitoring of the River Don delta water]. / Fonovyi monitoring mutagennosti vody del'ty r. Don.

The mutagenicity of 14 samples of Don river delta water was studied by the Ames test and the technique of estimation of Drosophila dominant lethals. Experiments revealed that mutagenic pollution of Don river delta water was total at least in April--May 1989.