Spruce site AuP: Soil organic matter data										

Nutrient pools - organically bound										
remarks:	no data available									


Organic carbon and organic nitrogen pools										
remarks: 	Data of year 1990; Dambrine et al.1991									
	in 1996: the average weight of the L + F layers was 5350 kg ha-1									

	%org C	%org N	C	N						
Soil layer	[%]	[%]	[ton C ha-1]	[ton N ha-1]						
L+F	42.7	1.786	2.284	0.096						
0-10	4.25	0.27	22.95	1.485						
10-30	2.05	0.144	28.249	1.984						
30-50	1.5	0.108	19.5	1.404						
										
total			72.983	4.969						


Organic carbon and organic nitrogen pools (using incubation method)										
remarks:	Data from T. Persson (2000b); method: T Persson et al (2000). Sampling date 14-15 August 1994									

	%org C		%org N		C:N		C [ton ha-1]		N [ton ha-1]	
Soil layer	mean	stdev	mean	stdev	mean	stdev	mean	stdev	mean	stdev
LFH	38.88	4.54	1.50	0.09	25.9	1.8	17.5	9.3	0.68	0.35
0-5	5.74	0.55	0.33	0.03	17.6	0.6	11.7	2.8	0.67	0.18
5-10	1.81	0.20	0.13	0.02	14.4	0.8	4.3	1.0	0.30	0.09
10-20	1.45	0.08	0.11	0.01	13.3	1.3	6.4	0.7	0.49	0.06
20-30	1.14	0.27	0.09	0.02	12.1	1.3	5.7	1.4	0.47	0.09
30-50	0.88	0.10	0.07	0.01	12.2	1.4	8.8	1.0	0.73	0.06

 										
Organic carbon and organic nitrogen pools (using 14C technique)										
remarks:	data from Harrison (2000); method: Harrison et al. (2000)									
		 								
Layer 	%C	%N  	Soil mass	Bulk density	Total C	Total N				
			[t ha-1]	[kg l-1]	[ton C ha-1]	[ton N ha-1]				
LF 	36.44	1.21	19.56	0.1	7.13	0.24				
0-5cm 	9.84	0.45	174.92	0.44	17.21	0.79				
5-10cm 	3.76	0.25	286.84	0.84	10.79	0.71				
10-20cm 	2.12	0.16	512.54	0.95	10.88	0.82				
