G. Balent, Construction of a reference frame for studying the changes in specific composition in grasslands, Options Méditerranéennes, vol.15, pp.73-81, 1991.

S. Bellon, N. Girard, and G. Guérin, Caractériser les saisons-pratiques pour comprendre l'organisation d'une campagne de pâturage, Fourrages, vol.158, pp.115-132, 1999.

F. Berendse and R. Aerts, Nitrogen-use-efficiency : a biologically meaningful definition ?, Functional Ecology, vol.1, pp.293-296, 1987.

D. D. Briske, Plant traits determining grazing resistence : why have they so elusive ?, Proc. VIth Int. Rangeland Cong, vol.2, pp.896-901, 1999.

I. Calvière and M. Duru, The effect of N and P fertilizer application and botanical composition on the leaf/stem ratio patterns in spring in Pyrenean meadows, Grass and Forage Sci, vol.54, p.187, 1996.

S. Buchin, B. Martin, D. Dupont, A. Bornard, and C. Achilleos, Influence of composition of Alpine highland pastures on the chemical, rheological and sensory properties of chreese, J. Dairy Res, vol.66, pp.579-588, 1998.

C. Bugaud, A. Bornard, A. Hauwuy, B. Martin, J. C. Salmon et al., Relation entre la composition botanique des végétations de montagne et leur composition en composées volatils, Fourrages, vol.162, pp.141-155, 2000.

C. Bugaud, S. Buchin, A. Hauwuy, and J. B. Coulon, Texture et flaveur du fromage selon la nature du pâturage : cas du fromage d'Abondance, Productions animales, vol.15, pp.31-36, 2002.

P. Cruz, P. Sire, R. Al-haj-kamhed, J. P. Theau, O. Therond et al., Plant functional traits related to growth strategies and habitat preference of native grass populations, Proc. 19th Eur, pp.776-777, 2002.
URL : https://hal.archives-ouvertes.fr/hal-02764493

P. Daget and J. Poissonet, Methodes used in botanical grassland research in the Netherlands and their application, Analyse phytologique des prairies ; applications agronomiques, CNRS, Cepe de Montpellier, document n° 50, 67p. de Vries D.M., de Boer T, vol.27, p.1, 1959.

M. Duru, Digestibilité des espèces et communautés prairiales en fonction de la masse surfacique des limbes, Fourrages, vol.149, pp.55-67, 1997.

M. Duru, Leaf and stem in vitro digestibility for grasses and dicotyledons of meadow plant communities in spring, J. Science Food Agriculture, vol.74, pp.175-185, 1997.
URL : https://hal.archives-ouvertes.fr/hal-02684878

M. Duru and H. Ducrocq, Growth and senescence of the successive leaves on a Cocksfoot tiller. Effect of nitrogen and cutting regime, Ann. Bot, vol.85, pp.645-653, 2000.
URL : https://hal.archives-ouvertes.fr/hal-02683999

M. Duru and H. Ducrocq, A model of lamina digestibility of orchardgrass as influenced by nitrogen and defoliation, Crop Science, vol.42, pp.214-223, 2002.
URL : https://hal.archives-ouvertes.fr/hal-02676028

M. Duru, G. Balent, and A. Langlet, Mineral nutrition status and botanical composition of pastures. I -Effect on herbage accumulation, European Journal of Agronomy, vol.3, issue.1, pp.43-51, 1994.

M. Duru, G. Balent, A. Gibon, D. Magda, J. P. Theau et al., Fonctionnement et dynamique des prairies permanentes, Exemple des Pyrénées centrales, vol.153, pp.97-113, 1998.
URL : https://hal.archives-ouvertes.fr/hal-02696285

E. Garnier, G. Laurent, A. Bellmann, S. Debian, P. Berthelier et al., Consistency of species ranking based on functional traits, vol.152, pp.69-83, 2001.

E. Garnier, B. Shipley, C. Roumet, and G. Laurent, A standardized protocol for the determination of specific leaf area and leaf dry matter content, Functional Ecol, vol.15, pp.688-695, 2001.

H. Gitay and I. R. Noble, What are functional types and how should we seek them ?, Plant functional types : Their relavance to ecosystem properties and global changes, pp.3-19, 1997.

D. E. Goldberg, Competitive ability : definitions, contingency and related traits, 1997.

M. Silverstown and . Franco, Plant life histories, pp.283-306

D. U. Hooper and P. M. Vitousek, The effects of plant composition and diversity on ecosystem processes, Science, vol.272, pp.1302-1305, 1997.

B. Jeannin, F. Fleury, and M. Dorioz, Typologie régionale des prairies permanentes fondée sur leur aptitude à remplir des fonctions. I-Typologie des prairies d'altitude des Alpes du Nord : méthode et réalisation, Fourrages, vol.128, pp.379-398, 1991.

J. M. Knops and K. Reinhart, Specific leaf area along a nitrogen fertilisation gradient, American Midland Naturalist, vol.144, pp.265-272, 2000.

S. Lavorel, C. Rochette, and J. D. Lebreton, Functional groups for response to disturbance in Mediterranean old fields, Oikos, vol.84, pp.480-498, 1999.

P. Loiseau, Un puissant outil d'amélioration des parcours : le parcage nocturne, Agronomie, vol.3, pp.375-385, 1983.

P. Loiseau, F. Louault, and G. L'homme, Gestion des écosystèmes pâturés en situation extensive : apports de l'écologie fonctionnelle et perspectives de recherches appliquées en moyenne montagne humide, Ann. Zoot, vol.47, pp.395-406, 1998.

F. Louault, J. F. Soussana, and M. Perrodin, Long-term effects of a reduced herbage use in a semi-natural grassland. I. Plant functional traits and plant response groups, Proc. 19th Eur, pp.338-339, 2002.

A. P. Mamolos, D. S. Veresoglou, and N. Barbayiannis, Plant species abundance and tissue concentrations of limiting in low-nutrients grasslands : a test of competition theory, J. Ecol, vol.83, pp.485-495, 1995.

R. Mariaca, T. Berger, R. Gauch, M. I. Imhof, B. Jeangros et al., Occurrence of volatile mono-and sesquiterpenoids in highlands and lowlands plant species as possible precursors for flavor compounds in milk and dairy products, J. Agric. Food Chem, vol.45, pp.4423-4434, 1997.

S. Mcintyre, Plant functional types -recent history and current developments, Proc. VIth Int. Rangeland Cong, vol.2, pp.891-893, 1999.

S. Plantureux, R. Bonischot, and A. Guckert, Utilisation d'une typologie des prairies permanentes du Plateau Lorrain pour le dignostic agronomique, Fourrages, vol.132, pp.381-394, 1992.

P. B. Reich, M. B. Walters, and D. S. Ellsworth, From tropics to tundra : global convergence in plant functioning, Proc. Natl. Acad. Sci, vol.94, pp.13730-13734, 1997.

P. Ryser, The importance of tissue density for growth and life span of leaves and roots : a comparaison of five ecollogically contrasting grasses, Func. Ecol, vol.10, pp.717-723, 1996.

P. Ryser and H. Lambers, Root and leaf attributes accounting for the performance of fast-and low-growing grasses at different nutrient supply, Plant and Soil, vol.170, pp.251-265, 1995.

P. Sire, Relations entre traits foliaires et stratégies d'utilisation des ressources du milieu, p.27, 2000.

O. Thérond, Etude de la dynamique de la végétation des prairies naturelles: détermination des groupes fonctionnels dans un contexte agronomique, DAA ENSA Rennes, vol.106, pp.137-143, 1996.

M. Westoby, The LHS strategy sheme in relation to grazing and fire, Proc. VIth Int. Rangeland Cong, vol.2, pp.893-896, 1999.