Bioindication-based comparison of anthropogenic pollution near a radioactive-waste processing facility and in the 30-km control area of the Chernobyl Nuclear Power Plant

S. A. Geras'kin t, L. M. Zimina 2, V. G. Dikarev 1, N. S. Dikareva ~, V. L. Zimin 2, D. V. Vasii'ev 1, L. D. Blinova 2, N. V. Isaikina m, and E. B. Nesterov 1 t All-Russia Research Institute of Agricultural Radiology and Agricultural Ecology, Obninsk, Kaluga oblast, 249020 Russia 2 Laboratory of Regional Ecological Monitoring, Khlopin Radium Institute Production Association, Sosnovyi Bor, Leningrad oblast, 188537 Russia Received December 14, 1999