L'environnement des éricacées des forêts de l'est du Québec

Laberge Pelletier, Caroline
Maître ès sciences (M.Sc.)
Université Laval
Maîtrise en sciences forestières

Directeur(trice) de recherche : Munson, Alison

Co directeur(trice) de recherche : Ruel, Jean-Claude

2007-04

Table des matières

Liste des illustrations

Figure 1. Kalmia angustifolia L.
Figure 2. Rhododendron groenlandicum (Oeder) Kron et Judd.
Figure 3.Vaccinium myrtilloidesMichx.
Figure 4. Coupe avec protection de la régénération et du sol (CPRS) effectuée en 1996 au nord de Baie-Comeau.
Figure 5.Study location and sites(Côté 2006).
Figure 6.The sampling site.
Figure 7.Canopy openness of four stand types (SbSb, SbBf, BfSb, BfBf) for a total of 97 sites.
Figure 8.Principal component analysis showing the position of stand cover types (a) according to their soil characteristics, and (b) according to their environmental characteristics.
Figure 9.Individual ericad cover in relation to stand cover type.
Figure 10.RhododendronandVacciniumcover in relation to black spruce stand canopy openness (means of 53 sites).
Figure 11. Individual ericad cover in relation to canopy openness for all stands (mean of 97 sites).
Figure 12. Principal component analysis showing the position of (a) Rhododendron (Rhodog), (b) Vaccinium (Vaccsp), and (c) Kalmia (Kalmiaa) according to soil nutrient conditions.
Figure 13. Canonical correlation analysis showing the position of individual ericad species according to their soil requirements.
Figure 14. Principal component analysis showing the position of (a) Rhododendron (Rhodog) (b) Vaccinium (Vaccsp), and (c) Kalmia (Kalmiaa) according to site environmental characteristics.
Figure 15. Canonical correlation analysis showing the position of individual ericad species according to their environmental requirements.
Figure 16.Principal component analysis showing individual ericad species distribution according to regeneration and growth parameters.
Figure 17.Canonical correlation analysis showing the position of individual ericad species according to growth parameters.
Figure 18.Dendogram obtained by clustering 23 plant species based on their dissimilarity (Euclidean distance, Ward method, and hierarchical cluster).
Figure 19.Principal component analyses of plant species according to stand cover types.
Figure 20.Principal component analyses of plant species according to soil texture.
Figure 21.Canonical correlation analysis showing the position of plants according to their environmental and soil requirements.
Figure 22. Ericaceous shrubs on lichen mat in open black spruce stand of black spruce-feathermoss ecological domain, north of Baie-Comeau.

Liste des tableaux


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