Table 3.

Study site characteristics for the root reinforcement dataset.

Site	Coordinate	Altitude [m.a.s.l.]	Exposition	Geology	Soil (WRB)	N° Soil trenches
Schangnau	46°48′56.6″ N 7°49′23.6″ E	1000	N	Sandstone	Umbrisols	4
Spissibach	46°38′12.739″ N 7°46′33.730″ E	1240	N-W	“Flysch”	Umbrisols /Stagnosols	6
Laura	46°12′42.822″ N 9°06′04.627″ E	1370	S-E	Sandstone	Umbrisols	16
Bremgarten	47°20′43.258″ N 8°19′52.813″ E	425	S	Sandstone	Umbrisols	10