Table 2.

Analysis of the proportion of insect species belonging to different generalism octaves. Upper values correspond to the analysis of the complete dataset. Lower values correspond to the analysis without grasshopper webs.

	octave 1 (generalism range: 1)			octave 2 (generalism range: 2–4)			octave 3 (generalism range: 5–13)			octave 4 (generalism range: 14–41)
effects	d.f.	F-value	p-value	d.f.	F-value	p-value	d.f.	F-value	p-value	d.f.	F-value	p-value
interaction type	1,40	1.20	0.280	1,40	10.64	0.002	1,40	0.86	0.359	1,40	0.05	0.945
	1,37	5.25	0.027	1,37	12.22	0.001	1,37	4.68	0.037	1,37	2.66	0.111
number of plant species	1,40	0.26	0.608	1,40	10.56	0.002	1,40	0.01	0.913	1,40	26.88	<.0001
	1,37	0.27	0.608	1,37	10.56	0.003	1,37	3.04	0.089	1,37	20.69	0.0001
interaction type * number of plant species	1,40	1.04	0.31	1,40	4.30	0.045	1,40	0.78	0.380	1,40	0.004	0.825
	1,37	2.55	0.119	1,37	6.26	0.017	1,37	1.89	0.177	1,37	2.83	0.101