Environmental Sciences Europe

Tabelle 2 Deskriptiv-statistische Maßzahlen der Elementgehalte in nordrhein-westfälischen Moosen 1990 – 2005 (Perzentilangaben für die Elemente in μg / g)

From: Akkumulation von Metallen und Stickstoff in Moosen in Nordrhein-Westfalen 1990 – 2005 (Accumulation of metals and nitrogen in mosses in North Rhine-Westfalia 1990–2005)

	As	Cd	Cr	Cu	Fe	Hg	Ni	Pb	Sb	Ti	V	Zn	MMI
1990
Anzahl	55	55	55	55	55		55	55		55	55	55	55
20. Perz	0.290	0.364	2.24	8.77	561		2.27	13.67		22.5	2.91	51.7	6.52
50. Perz	0.358	0.476	3.11	10.38	735		2.87	17.40		26.2	3.97	66.2	7.8
90. Perz	0.607	0.672	4.82	16.02	1144		4.76	25.90		41.2	5.40	105.7	9.24
1995
Anzahl	84	84	84	84	84	84	84	84	84	84	84	84	84
20. Perz	0.100	0.378	1.61	10.70	351	0.048	1.50	7.37	0.183	13.8	1.50	66.0	4.7
50. Perz	0.165	0.501	2.51	12.98	502	0.062	2.10	11.80	0.244	17.8	2.13	80.6	6.7
90. Perz	0.404	0.761	6.80	19.70	937	0.107	3.60	21.80	0.418	30.9	3.43	125.0	9.2
2000
Anzahl	88	88	88	88	88	88	88	88	88	87	87	87	88
20. Perz	0.119	0.268	1.01	7.21	306	0.039	1.16	5.24	0.160	5.3	1.01	48.4	2.5
50. Perz	0.160	0.353	1.32	9.20	401	0.047	1.54	7.04	0.235	7.1	1.46	62.5	4
90. Perz	0.250	0.491	1.91	13.21	575	0.074	2.53	11.08	0.391	10.8	2.05	96.8	5.95
2005
Anzahl	80	79	80	80	81	81	81	80	80	81	81	79	81
20. Perz	0.120	0.260	1.51	7.51	274	0.035	1.11	4.23	0.162	4.1	0.98	51.9	3
50. Perz	0.180	0.315	2.44	9.65	379	0.043	1.72	6.16	0.243	6.5	1.45	73.3	4.2
90. Perz	0.338	0.585	5.36	16.21	725	0.058	2.68	11.39	0.399	12.2	2.26	123.0	7.18

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