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The studies on heavy metal content in tan oat grass were conducted in 2005 as a pot experiment. The experiment comprised the following treatments: mineral fertilization, farmyard manure, compost, mu-nicipal sludge and industrial sludge. Two levels of NPK fertilization were considered: 1 - 0.30 g N, 0.11 g P and 0.26 g K . pot-1, 2 - 0.60 g N, 0.22 g P and 0.52 g K . pot-1. The doses of farmyard manure,...
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