Foraging Activity of Native Ants on Trees in Forest Fragments Colonized by the Invasive Ant Lasius neglectus

Table 3

Repeated measures ANOVA of tree visitation (%) at invaded fragments, depending on ant type (invasive or native) and tree category (isolated, edge or core trees). Significant effects (𝑃<0.05) are shown in bold.

	2005			2006
Source effect	df	𝐹	𝑃	df	𝐹	𝑃
Ant type	1	36.72	<0.0001	1	7.43	0.021
Tree category	2	1.17	0.349	2	2.79	0.108
Ant type x Tree category	2	9.67	0.005	2	7.48	0.010