Chromium level in water, sediment, aquatic plants and meat of common carp (Cyprinus carpio L.) from different water bodies in Bulgaria

E. Valkova1*, V. Atanasov1, K. Velichkova2, G. Kostadinova3, M. Tzanova1 1Department of Biochemistry, Microbiology and Physics, Faculty of Agriculture, Trakia University, 6000 Stara Zagora, Bulgaria 2Department of Biology and Aquaculture; Faculty of Agriculture, Trakia University, 600
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Manganese levels in water, sediment and algae from waterbodies with high anthropogenic impact

V. Atanasov, E. Valkova, G. Kostadinova, G. Petkov, Ts. Yablanski, P. Valkova, D. Dermendjieva Abstract. A survey and assessment of manganese (Mn) levels was carried out on the chain water – sediment – algae from 6 monitoring points, situated at three rivers and a dam with high anthro
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