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Ecological requirements of some ant species of the genus Formica (Hymenoptera, Formicidae) in spruce forests

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Figure

Fig. 1. Average number of F. fusca (solid line) and F. sanguinea (dash line) specimens trapped per one pitfall trap in individual stand stages [1 … 0–2 years (clearings-samplings), 2 … 3–5 years  (plantations), 3 … 8–12 years (thinnings), 4 … 26–41 years (thickets), 5 … 85–105 years (mature forests)]
Fig. 3. GLM of the activity of the F. fusca ants depending on soil temperature (F = 66.43, p < 0.001)
Fig. 10. GLM of the occurrence of the F. pratensis ants depend-ing on the quantity of undergrowth (F = 6.17, p = 0.002)
Fig. 11. GLM of the occurrence of the F. sanguinea ants de-pending on soil temperature (F = 9.89, p < 0.001)
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