Table 1.

Levels of PCDD/Fs and dl-PCBs in feed samples (grass, hay, grass silage), results of the monitoring programme in the German State of Baden-Württemberg

Feed/grass Location of sampling	PCDD/Fs (1996–2012)		dl-PCBs (2005–2012)
	Range	Median	Range	Median
	(ng WHO (2005)-PCDD/F-TEQ/kg 88% dm)		(ng WHO (2005)-PCB-TEQ/kg 88% dm)
Rural area	0.03–0.26	0.06	0.05–0.18	0.07
Rural area	0.02–0.31	0.08	0.04–0.21	0.06
Slightly populated area	0.03–0.33	0.09	0.05–0.18	0.10
Populated area	0.03–1.04	0.12	0.07–0.47	0.13
Populated area	0.02–0.42	0.11	0.07–0.37	0.13