ECOLOGICAL AND TOXICOLOGICAL ESTIMATION OF CADMIUM, ZINC, SELENIUM EFFECT IN THE OMSK REGION SOUTHERN FOREST-STEPPE CONDITIONS
<i>The issues of unfavorable ecological situation that has emerged in many Russian regions are considered in the article. One of the key problems which is microelement disorder development in live organisms is emphasized. The main principles of rationing and forecasting some microelement (Cd, Zn, Se) effect in the "soil</i>-<i>plant</i>-<i>animal" system in certain agroecological conditions in Omsk region are given by the author.</i>