Table 1.

Leaf area index (LAI) and mean tilt angle (MTA) of 24 representative measurements of Setaria sphacelata and bracken (Pteridium arachnoideum) on the experimental site

Sample	Setaria		Bracken
	LAI (m2 m−2)	MTA (deg.)	LAI (m2 m−2)	MTA (deg.)
1	1.31	58	1.38	8
2	1.79	73	1.51	40
3	1.32	62	1.65	49
4	1.75	60	1.41	0
5	1.38	61	1.88	8
6	1.76	54	1.40	31
7	1.99	57	2.17	28
8	3.84	45	2.24	46
9	2.42	59	2.87	0
10	3.20	59	3.21	36
11	2.76	42	2.85	0
12	3.95	45	4.76	40
13	1.54	76	3.53	40
14	1.50	76	4.08	42
15	2.42	63	2.23	40
16	3.00	65	2.60	0
17	2.71	59	5.27	41
18	2.04	62	3.97	40
19	1.52	75	2.65	13
20	1.72	63	3.27	37
21	4.34	51	4.88	0
22	3.41	57	3.95	36
23	2.76	60	3.24	0
24	3.11	53	3.50	0
Average	2.40	59.79	2.94	23.96
1σ	0.90	9.14	1.15	18.87
Average χ		-0.37		0.48