Table 1.

Description of the topsoil (0–40 cm below the surface) properties of Woburn experimental field station, Bedfordshire, UK

Property	Units
Location	Latitude	52°01'06''N
	Longitude	00°35'30''W
Soil type	SSEW groupa	Typical alluvial Gley soil
	SSEW seriesb	Eversley
	FAO	Fluvisol
Sand (2000–65 μm)	g g–1 dry soil	0.538
Silt (63–2 μm)	g g–1 dry soil	0.203
Clay (<2 μm)	g g–1 dry soil	0.260
Texture	SSEW class	Sandy clay loam
Particle density	g cm–3	2.587
Organic matter	g g–1 dry soil	0.038

SSEW, Soil Survey of England and Wales.

^a Avery (1980).

^b Clayden and Hollis (1984).