Verification periods and soil levels under surface:
Summer 2020
5 cm depth
10 cm depth
20 cm depth
50 cm depth
100 cm depth
Spring 2020
5 cm depth
10 cm depth
20 cm depth
50 cm depth
100 cm depth
Winter 2019-2020
5 cm depth
10 cm depth
20 cm depth
50 cm depth
100 cm depth
Autumn 2019
5 cm depth
10 cm depth
20 cm depth
50 cm depth
100 cm depth
Summer 2019
5 cm depth
10 cm depth
20 cm depth
50 cm depth
100 cm depth
Spring 2019
5 cm depth
10 cm depth
20 cm depth
50 cm depth
100 cm depth
Spring 2016
5 cm depth
10 cm depth
20 cm depth
50 cm depth
100 cm depth
Winter 2015-2016
5 cm depth
10 cm depth
20 cm depth
50 cm depth
100 cm depth
Autumn 2015
5 cm depth
10 cm depth
20 cm depth
50 cm depth
100 cm depth
Summer 2015
5 cm depth
10 cm depth
20 cm depth
50 cm depth
100 cm depth
Spring 2015
5 cm depth
10 cm depth
20 cm depth
50 cm depth
100 cm depth
Winter 2014-2015
5 cm depth
10 cm depth
20 cm depth
50 cm depth
100 cm depth
Autumn 2014
5 cm depth
10 cm depth
20 cm depth
50 cm depth
100 cm depth
Summer 2014
5 cm depth
10 cm depth
20 cm depth
50 cm depth
100 cm depth
Spring 2014
5 cm depth
10 cm depth
20 cm depth
50 cm depth
100 cm depth
Winter 2013-2014
5 cm depth
10 cm depth
20 cm depth
50 cm depth
100 cm depth