Table 1.

Soil density variations as a function of soil depth for each date

Date (dd/mm/yy)	Density 0-2.5 cm	Density 2.5-5 cm	Density 5-10cm
10/10/2006	1.02	1.11	1.114
20/10/2006	1.05	1.16	1.13
26/10/2006	1.05	1.10	1.14
08/11/2006	1.04	1.11	1.13
14/11/2006	1.05	1.08	1.16
24/11/2006	1.03	1.12	1.21
19/12/2006	1.05	1.09	1.19