M. Abdelhalim, O. A. Rognli, I. Hofgaard, L. Østrem, and A. M. Tronsmo, are partly dependent on ploidy level and degree of northern adaptation, Canadian Journal of Plant Science, vol.225, issue.6, pp.579-589, 2016.
DOI : 10.1007/s10584-013-0983-1

E. A. Ainsworth and S. P. Long, What have we learned from 15 years of free-air CO2 enrichment (FACE)? A meta-analytic review of the responses of photosynthesis, canopy properties and plant production to rising CO2, New Phytologist, vol.112, issue.105, pp.351-372, 2005.
DOI : 10.1093/treephys/22.15-16.1157

V. G. Allen, C. Batello, E. J. Berretta, J. Hodgson, M. Kothmann et al., An international terminology for grazing lands and grazing animals. Grass Forage Sci, pp.2-28, 2011.
DOI : 10.1111/j.1365-2494.2010.00780.x

URL : http://onlinelibrary.wiley.com/doi/10.1111/j.1365-2494.2010.00780.x/pdf

P. Annicchiarico, L. Pecetti, H. Bouzerzour, R. Kallida, A. Khedim et al., Adaptation of contrasting cocksfoot plant types to agricultural environments across the Mediterranean basin, Environmental and Experimental Botany, vol.74, pp.82-89, 2011.
DOI : 10.1016/j.envexpbot.2011.05.002

URL : https://hal.archives-ouvertes.fr/hal-01123238

P. Annicchiarico, L. Peccetti, F. I. Abdelguer, H. Bouzerzour, and R. Kallida, Optimal forage grass germplasm for drought-prone Mediterranean environments, Field Crops Research, vol.148, pp.9-14, 2013.
DOI : 10.1016/j.fcr.2013.03.024

G. Bélanger and R. E. Mcqueen, Analysis of the nutritive value of timothy grown with varying N nutrition, Grass and Forage Science, vol.39, issue.2, pp.109-119, 1998.
DOI : 10.4141/P96-109

G. Bélanger, R. Michaud, P. G. Jefferson, G. F. Tremblay, and A. Brégard, Improving the nutritive value of timothy through management and breeding, Canadian Journal of Plant Science, vol.81, issue.4, pp.577-585, 2001.
DOI : 10.4141/P00-143

K. Barkaoui, C. Roumet, and F. Volaire, Mean root trait more than root trait diversity determines drought resilience in native and cultivated Mediterranean grass mixtures, Agriculture, Ecosystems & Environment, vol.231, pp.122-132, 2016.
DOI : 10.1016/j.agee.2016.06.035

R. F. Barnes, C. J. Nelson, M. Collins, and K. J. Moore, Forages ?an Introduction to Grassland Agriculture, 2003.

A. Bertrand, G. F. Tremblay, S. Pelletier, Y. Castonguay, and G. Belanger, Yield and nutritive value of timothy as affected by temperature, photoperiod and time of harvest, Grass and Forage Science, vol.39, issue.4, pp.421-432, 2008.
DOI : 10.1079/9780851994376.0000

E. F. Biddiscombe, A. L. Rogers, and R. A. , Summer dormancy, regeneration and persistence of perennial grasses in south-western Australia, Australian Journal of Experimental Agriculture, vol.17, issue.88, pp.795-801, 1977.
DOI : 10.1071/EA9770795

J. W. Bjerke, H. Tømmervik, M. Zielke, and M. Jørgensen, Impacts of snow season on ground-ice accumulation, soil frost and primary productivity in a grassland of sub-Arctic Norway, Environmental Research Letters, vol.10, issue.9, pp.950071748-9326095007, 2015.
DOI : 10.1088/1748-9326/10/9/095007

J. M. Bloor, P. Pichon, R. Falcimagne, P. Leadley, and J. Soussana, Effects of Warming, Summer Drought, and CO2 Enrichment on Aboveground Biomass Production, Flowering Phenology, and Community Structure in an Upland Grassland Ecosystem, Ecosystems, vol.12, issue.6, pp.888-900, 2010.
DOI : 10.1007/978-3-642-60684-7_1

A. Blum, Effective use of water (EUW) and not water-use efficiency (WUE) is the target of crop yield improvement under drought stress, Field Crops Research, vol.112, issue.2-3, pp.119-123, 2009.
DOI : 10.1016/j.fcr.2009.03.009

S. P. Boschma, M. J. Hill, J. M. Scott, and G. G. Rapp, The response to moisture and defoliation stresses, and traits for resilience of perennial grasses on the Northern Tablelands of New South Wales, Australia, Australian Journal of Agricultural Research, vol.54, issue.9, pp.903-916, 2003.
DOI : 10.1071/AR02185

C. P. Carmona, F. M. Azcárate, F. Bello, H. S. Ollero, J. Lep? et al., Taxonomical and functional diversity turnover in Mediterranean grasslands: interactions between grazing, habitat type and rainfall, Journal of Applied Ecology, vol.18, issue.5, pp.1084-1093, 2012.
DOI : 10.1111/j.1654-1103.2007.tb02557.x

R. N. Carrow, Drought Avoidance Characteristics of Diverse Tall Fescue Cultivars, Crop Science, vol.36, issue.2, pp.371-377, 1996.
DOI : 10.2135/cropsci1996.0011183X003600020026x

H. Clark, P. C. Newton, and D. J. Barker, Physiological and morphological responses to elevated CO2 and a soil moisture deficit of temperate pasture species growing in an Å, Ergon et al. European Journal of Agronomy, vol.92, pp.97-106, 1999.

J. P. Cooper, Climatic Variation in Forage Grasses. I. Leaf Development in Climatic Races of Lolium and Dactylis, The Journal of Applied Ecology, vol.1, issue.1, pp.45-61, 1964.
DOI : 10.2307/2401588

S. L. Cosentino, C. Porqueddu, V. Copani, C. Patanè, G. Testa et al., European grasslands overview: mediterranean region, Grassland Sci. Eur, vol.19, pp.41-56, 2014.

M. Cougnon and J. Baert, Dry matter yield and digestibility of five cool season forage grass species under contrasting N fertilizations, Grassland Sci. Eur, vol.19, issue.1, pp.175-177, 2014.

M. Cougnon, R. Shahidi, E. Struyf, C. Van-waes, and D. Reheul, Silica Content, Leaf Softness and Digestibility in Tall Fescue (Festuca arundinacea Schreb.), Breeding in a World of Scarcity, pp.277-281, 2015.
DOI : 10.3168/jds.S0022-0302(68)87246-7

M. Cougnon, T. De-swaef, P. Lootens, J. Baert, P. De-frenne et al., In situ quantification of forage grass root biomass, distribution and diameter classes under two N fertilisation rates, Plant and Soil, vol.363, issue.2, pp.409-422, 2017.
DOI : 10.1007/s11104-012-1298-0

M. Cougnon, Potential in Mixed Swards and Breeding of Tall Fescue, 2013.

S. Dalmannsdottir, M. Jørgensen, M. Rapacz, L. Østrem, A. Larsen et al., ), Physiologia Plantarum, vol.99, issue.3, pp.266-281, 2017.
DOI : 10.1111/j.1399-3054.1997.tb00548.x

J. Deelstra, L. Øygarden, A. G. Buseth-blankenberg, and H. O. Eggestad, Climate change and runoff from agricultural catchments in Norway, International Journal of Climate Change Strategies and Management, vol.3, issue.4, pp.345-360, 2011.
DOI : 10.5194/hess-8-651-2004

D. Prado, A. Van-den-pol-van-dasselaar, D. Chadwick, T. Misselbrook, D. Sandars et al., Synergies between mitigation and adaptation to Climate Change in grassland-based farming systems, Grassland Sci. Eur, vol.19, pp.61-74, 2014.

R. Dolferus, To grow or not to grow: A stressful decision for plants, Plant Science, vol.229, issue.1, pp.247-261, 2014.
DOI : 10.1016/j.plantsci.2014.10.002

B. Dumont, D. Andueza, V. Niderkorn, A. Lüscher, C. Porqueddu et al., A meta-analysis of climate change effects on forage quality in grasslands: perspectives for mountain and Mediterranean areas. Grass Forage Sci, pp.293-254, 2015.

A. C. Edwards, R. Scalenghe, and M. Freppa, Changes in the seasonal snow cover of alpine regions and its effect on soil processes: A review, Quaternary International, vol.162, issue.163, pp.172-181, 2007.
DOI : 10.1016/j.quaint.2006.10.027

L. Elsgaard, C. D. Børgesen, J. E. Olesen, S. Siebert, F. Ewert et al., Shifts in comparative advantages for maize, oat and wheat cropping under climate change in Europe, Food Additives & Contaminants: Part A, vol.2, issue.10, pp.1514-1526, 2012.
DOI : 10.3354/cr007253

Å. Ergon, L. Kirwan, G. Fystro, M. Å. Bleken, R. P. Collins et al., Species interactions in a grassland mixture under low nitrogen fertilization and two cutting frequencies. II. Nutritional quality. Grass Forage Sci, pp.333-342, 2017.

Å. Ergon, Optimal regulation of the balance between productivity and overwintering of perennial grasses in a warmer climate Agronomy 7, 19, 2017.

A. Franca, G. Seddaiu, and S. Caredda, Morphological adaptation of Lolium rigidum Gaudin to different conditions of the Mediterranean semi-arid environment, Agric. Medit, vol.135, pp.202-208, 2005.

S. Gepstein, Leaf senescence ? not just a 'wear and tear' phenomenon, Genome Biol, vol.5, 2004.

C. Giannakopoulos, L. Sager, P. Bindi, M. Moriondo, M. Kostopoulou et al., Climatic changes and associated impacts in the Mediterranean resulting from a 2 degrees C global warming. Global Planet, Change, vol.68, pp.209-224, 2009.

L. M. Gillespie and F. A. Volaire, Are winter and summer dormancy symmetrical seasonal adaptive strategies? The case of temperate herbaceous perennials, Annals of Botany, vol.119, issue.3, pp.311-323, 2017.
DOI : 10.1093/aob/mcw264

URL : https://hal.archives-ouvertes.fr/hal-01608616

F. Giorgi and P. Lionello, Climate change projections for the Mediterranean region. Global Planet, Change, vol.63, pp.90-104, 2008.
DOI : 10.1016/j.gloplacha.2007.09.005

S. C. Goslee, T. L. Veith, R. H. Skinner, and L. H. Comas, Optimizing ecosystem function by manipulating pasture community composition, Basic and Applied Ecology, vol.14, issue.8, pp.630-641, 2013.
DOI : 10.1016/j.baae.2013.09.009

A. Graux, G. Bellocchi, R. Lardy, and J. F. Soussana, Ensemble modelling of climate change risks and opportunities for managed grasslands in France, Agricultural and Forest Meteorology, vol.170, pp.114-131, 2013.
DOI : 10.1016/j.agrformet.2012.06.010

J. C. Groot, E. A. Lantinga, J. H. Neuteboom, and B. Deinum, Analysis of the temperature effect on the components of plant digestibility in two populations of perennial ryegrass, Journal of the Science of Food and Agriculture, vol.31, issue.4, pp.320-329, 2003.
DOI : 10.1002/jsfa.1315

M. Höglind, S. M. Thorsen, and M. A. Semenov, Assessing uncertainties in impact of climate change on grass production in Northern Europe using ensembles of global climate models, Agricultural and Forest Meteorology, vol.170, pp.103-113, 2013.
DOI : 10.1016/j.agrformet.2012.02.010

J. L. Hatfield, J. H. Prueger, S. S. Yadav, R. J. Redden, and J. L. Hatfield, Agroecology: Implications for Plant Response to Climate Change, 2011.
DOI : 10.1006/anbo.1998.0626

Á. Helgadóttir, B. E. Frankow-lindberg, M. M. Seppänen, K. Søegaard, and L. Østrem, European grasslands overview: nordic region, Grassland Sci. Eur, vol.19, pp.15-28, 2014.

D. K. Hincha, E. M. Hellwege, A. G. Heyer, and J. H. Crowe, Plant fructans stabilize phosphatidylcholine liposomes during freeze-drying, European Journal of Biochemistry, vol.8, issue.2, pp.535-540, 2000.
DOI : 10.1017/S0960258500004128

URL : http://onlinelibrary.wiley.com/doi/10.1046/j.1432-1327.2000.01028.x/pdf

D. K. Hincha, E. Zuther, E. M. Hellwege, and A. G. Heyer, Specific effects of fructo- and gluco-oligosaccharides in the preservation of liposomes during drying, Glycobiology, vol.12, issue.2, pp.103-110, 2002.
DOI : 10.1093/glycob/12.2.103

M. Hoerling, J. Eischeid, J. Perlwitz, X. W. Quan, T. Zhang et al., On the Increased Frequency of Mediterranean Drought, Journal of Climate, vol.25, issue.6, pp.2146-2161, 2012.
DOI : 10.1175/JCLI-D-11-00296.1

M. Humphreys, C. Macleod, W. Whalley, L. Turner, M. Farrell et al., Designing grass cultivars for droughts and floods Breeding Strategies for Sustainable Forage and Turf Grass Improvement, pp.171-179, 2012.

C. Huyghe, D. Vliegher, A. Van-gils, B. Peeters, and A. , Grasslands and Herbivore Production in Europe and Effects on Common Policies, 2014.

J. J. Irigoyen, N. Goicoechea, M. C. Antolín, I. Pascual, M. Sánchez-díaz et al., Growth, photosynthetic acclimation and yield quality in legumes under climate change simulations: An updated survey, Plant Science, vol.226, pp.22-29, 2014.
DOI : 10.1016/j.plantsci.2014.05.008

M. Jørgensen, L. Østrem, and M. Höglind, De-hardening in contrasting cultivars of timothy and perennial ryegrass during winter and spring. Grass Forage Sci, pp.38-48, 2010.

M. Jørgensen, J. Mølmann, and G. Taff, Impact of waterlogging under different temperatures on hardening and freezing tolerance of timothy (Phleum pratense), Grassland Sci. Eur, vol.21, pp.814-816, 2016.

J. U. Jepsen, L. Kapari, S. B. Hagen, T. Schott, O. P. Vindstad et al., Rapid northwards expansion of a forest insect pest attributed to spring phenology matching with sub-Arctic birch, Global Change Biology, vol.8, issue.(Suppl. 2), pp.2071-2083, 2011.
DOI : 10.1111/j.1461-0248.2005.00824.x

Q. Jing, G. Bélanger, B. Qian, and V. Baron, Timothy Yield and Nutritive Value under Climate Change in Canada, Agronomy Journal, vol.105, issue.6, pp.1683-1694, 2013.
DOI : 10.2134/agronj2013.0195

URL : https://dl.sciencesocieties.org/publications/aj/pdfs/105/6/1683

C. Johansson, V. A. Pohjola, C. Jonasson, and T. V. Callaghan, Multi-Decadal Changes in Snow Characteristics in Sub-Arctic Sweden, AMBIO, vol.256, issue.2, pp.566-574, 2011.
DOI : 10.1016/j.foreco.2008.06.022

URL : https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3357863/pdf

P. Juroszek and A. Von-tiedemann, Plant pathogens, insect pests and weeds in a changing global climate: a review of approaches, challenges, research gaps, key studies and concepts, The Journal of Agricultural Science, vol.88, issue.02, pp.163-188, 2013.
DOI : 10.1017/S0007485310000660

S. Källomäki, M. Maajärvi, H. Strandman, A. Kilpeläinen, and H. Peltola, Model computations on the climate change effects on snow cover, soil moisture and soil frost in the boreal conditions over Finland, Silva Fennica, vol.44, issue.2, pp.213-233, 2010.
DOI : 10.14214/sf.455

M. Köchy, M. Mathaj, F. Jeltsch, and D. Malkinson, Resilience of stocking capacity to changing climate in arid to Mediterranean landscapes, Regional Environmental Change, vol.62, issue.2, pp.73-87, 2008.
DOI : 10.1007/978-1-4612-3784-6_2

R. Kallida, L. Zhouri, F. Volaire, A. Guerin, B. Julier et al., Combining drought survival via summer dormancy and annual biomass productivity in Dactylis glomerata L. Front, Plant Sci, vol.7, issue.82, 2016.
DOI : 10.3389/fpls.2016.00082

URL : https://hal.archives-ouvertes.fr/hal-01532699

D. E. Karcher, M. D. Richardson, K. Hignight, and D. Rush, Drought Tolerance of Tall Fescue Populations Selected for High Root/Shoot Ratios and Summer Survival, Crop Science, vol.48, issue.2, pp.771-777, 2008.
DOI : 10.2135/cropsci2007.05.0272

R. S. Kovats, R. S. Valentini, L. M. Bouwer, E. Georgopoulou, D. Jacob et al., Climate Change 2014: Impacts, Adaptation, and Vulnerability. Part B: Regional Aspects. Contribution of Working Group II to the Fifth Assessment Report of the Intergovernmental Panel on Climate, Europe, pp.1267-1326, 2014.

A. Lüscher, M. Daepp, H. Blum, U. A. Hartwig, and J. Nösberger, Fertile temperate grassland under elevated atmospheric CO2???role of feed-back mechanisms and availability of growth resources, European Journal of Agronomy, vol.21, issue.3, pp.379-398, 2004.
DOI : 10.1016/j.eja.2003.10.009

A. Lüscher, I. Mueller-harvey, J. F. Soussana, R. M. Rees, and J. L. Peyraud, Potential of legume-based grassland?livestock systems in Europe: a review. Grass Forage Sci, pp.206-228, 2014.

H. M. Laude, The Nature of Summer Dormancy in Perennial Grasses, Botanical Gazette, vol.114, issue.3, pp.282-292, 1953.
DOI : 10.1086/335770

A. D. Leakey, E. A. Ainsworth, C. J. Bernacchi, A. Rogers, S. P. Long et al., Elevated CO2 effects on plant carbon, nitrogen, and water relations: six important lessons from FACE, Journal of Experimental Botany, vol.60, issue.10, pp.2859-2876, 2009.
DOI : 10.1093/jxb/erp096

URL : https://academic.oup.com/jxb/article-pdf/60/10/2859/18040455/erp096.pdf

I. Lehtonen, K. Ruosteenoja, and K. Jylhä, Projected changes in European extreme precipitation indices on the basis of global and regional climate model ensembles, International Journal of Climatology, vol.23, issue.4, pp.1208-1222, 2014.
DOI : 10.1175/2010JCLI3488.1

F. Lelièvre and F. Volaire, Current and Potential Development of Perennial Grasses in Rainfed Mediterranean Farming Systems, Crop Science, vol.49, issue.6, pp.2371-2378, 2009.
DOI : 10.2135/cropsci2009.06.0324

R. L. Long, M. J. Gorecki, M. Renton, J. K. Scott, L. Colville et al., The ecophysiology of seed persistence: a mechanistic view of the journey to germination or demise, Biological Reviews, vol.260, issue.232, pp.31-59, 2015.
DOI : 10.1016/j.foreco.2010.05.014

H. Mäkinen, J. Kaseva, P. Virkajärvi, and H. Kahiluoto, Managing resilience of forage crops to climate change through response diversity, Field Crops Research, vol.183, pp.23-30, 2015.
DOI : 10.1016/j.fcr.2015.07.006

H. Mäkinen, J. Kaseva, P. Virkajärvi, and H. Kahiluoto, Gaps in the capacity of modern forage crops to adapt to the changing climate in northern, Europe. Mitig. Adapt. Strat. Global Change, pp.11027-11043, 2016.

D. P. Malinowski, J. Kigel, and W. E. Pinchak, Water deficit, heat tolerance, and persistence of summer-dormant grasses in the U, S. Southern Plains. Crop Sci, vol.49, pp.2363-2370, 2009.

S. Maltoni, G. Molle, C. Porqueddu, J. Connolly, C. Brophy et al., The potential feeding value of grass-legume mixtures in dry Mediterranean conditions, Final Meeting of COST Action Raumberg- Gumpenstein, vol.852, pp.149-152, 2006.

M. K. Metzger, R. G. Bunce, R. H. Jongman, C. A. Mücher, and J. W. Watkins, A climatic stratification of the environment of Europe, Global Ecology and Biogeography, vol.1, issue.6, pp.549-563, 2005.
DOI : 10.1579/0044-7447-30.2.81

S. Mikkonen, M. Laine, H. M. Mäkelä, H. Gregow, H. Tuomenvirta et al., Trends in the average temperature in Finland, pp.1847-2013, 2015.

A. Milbau, L. Scheerlinck, D. Reheul, B. De-cauwer, and I. Nijs, Ecophysiological and morphological parameters related to survival in grass species exposed to an extreme climatic event, Physiologia Plantarum, vol.7, issue.4, pp.500-512, 2005.
DOI : 10.1093/treephys/22.6.383

G. Moreno and F. Pulido, The Functioning, Management and Persistence of Dehesas, Agroforestry in Europe, pp.127-160, 2009.
DOI : 10.1007/978-1-4020-8272-6_7

J. A. Morgan, D. E. Pataki, C. Körner, H. Clark, D. Grosso et al., Water relations in grassland and desert ecosystems exposed to elevated atmospheric CO2, Oecologia, vol.140, issue.1, pp.11-25, 2004.
DOI : 10.1007/s00442-004-1550-2

J. M. Morgan, Physiological Traits for Drought Resistance. Drought resistance in cereals CAB International, 1988.

M. Bosch, S. Alegre, and L. , Die and let live: leaf senescence contributes to plant survival under drought stress, Functional Plant Biology, vol.31, issue.3, pp.203-216, 2004.
DOI : 10.1071/FP03236

L. Nesheim and B. Boller, Nitrogen fixation by white clover when competing with grasses at moderately low temperatures, Plant and Soil, vol.77, issue.1, pp.47-56, 1991.
DOI : 10.1007/BF00011898

F. Nevens, Effects of cutting or grazing grass swards on herbage yield, nitrogen uptake and residual soil nitrate at different levels of N fertilization, Grass and Forage Science, vol.37, issue.99, pp.431-449, 2003.
DOI : 10.1079/9780851993515.0067

P. G. Nichols, C. K. Revell, A. W. Humphries, J. H. Howie, E. J. Hall et al., Temperate pasture legumes in Australia?their history, current use, and future prospects, Crop and Pasture Science, vol.63, issue.9, pp.691-725, 2012.
DOI : 10.1071/CP12194

M. R. Norton, F. Volaire, F. Lelièvre, and S. Fukai, Identification and Measurement of Summer Dormancy in Temperate Perennial Grasses, Crop Science, vol.49, issue.6, pp.2347-2352, 2009.
DOI : 10.2135/cropsci2009.06.0319

M. R. Norton, D. P. Malinowski, and F. Volaire, Plant drought survival under climate change and strategies to improve perennial grasses. A review, Agronomy for Sustainable Development, vol.91, issue.5, pp.13593-13609, 2016.
DOI : 10.2527/jas.2012-5951

URL : https://hal.archives-ouvertes.fr/hal-01532458

J. E. Olesen, M. Trnka, K. C. Kersebaum, A. O. Skjelvåg, B. Seguin et al., Impacts and adaptation of European crop production systems to climate change, European Journal of Agronomy, vol.34, issue.2, pp.96-112, 2011.
DOI : 10.1016/j.eja.2010.11.003

M. K. Ooi, Seed bank persistence and climate change, Seed Science Research, vol.22, issue.S1, pp.53-60, 2012.
DOI : 10.1017/S0960258511000407

URL : http://citeseerx.ist.psu.edu/viewdoc/download?doi=10.1.1.476.8929&rep=rep1&type=pdf

L. Østrem, B. Volden, and A. Larsen, Morphology, dry matter yield and phenological characters at different maturity stages of × Festulolium compared with other grass species, Acta Agric. Scand. Sect. B ? Soil Plant Sci, vol.63, pp.531-542, 2013.

L. Østrem, M. Rapacz, A. Larsen, S. Dalmannsdottir, and M. Jørgensen, Influences of growth cessation and photoacclimation on winter survival of non-native Lolium???Festuca grasses in high-latitude regions, Environmental and Experimental Botany, vol.111, pp.21-31, 2014.
DOI : 10.1016/j.envexpbot.2014.10.008

L. Pahl, J. Scanlan, G. Whish, R. Cowley, and N. Macleod, Comparing fixed and flexible stocking as adaptations to inter-annual rainfall variability in the extensive beef industry of northern Australia, Rangeland J, vol.38, pp.85-102, 2016.

V. P. Papanastasis, M. D. Yiakoulaki, M. Decandia, and O. Dini-papanastasi, Integrating woody species into livestock feeding in the Mediterranean areas of Europe, Animal Feed Science and Technology, vol.140, issue.1-2, pp.1-17, 2008.
DOI : 10.1016/j.anifeedsci.2007.03.012

L. Pecetti, P. Annicchiarico, C. Porqueddu, A. Khedim, and A. Abdelguerfi, Fitting Germplasm Types of Tall Fescue and Orchardgrass to Different Cropping Environments of the Mediterranean Region, Crop Science, vol.49, issue.6, pp.2393-2399, 2009.
DOI : 10.2135/cropsci2009.06.0333

L. Pecetti, P. Annicchiarico, A. Abdelguerfi, R. Kallida, M. Mefti et al., Response of Mediterranean Tall Fescue Cultivars to Contrasting Agricultural Environments and Implications for Selection, Journal of Agronomy and Crop Science, vol.49, issue.85, 2011.
DOI : 10.1111/j.1439-037X.2010.00443.x

P. Peltonen-sainio, A. Rajala, H. Känkänen, and K. Hakala, Improving Farming Systems in Northern European Conditions, Crop Physiology. Applications for Genetic Improvement and Agronomy, pp.71-97, 2009.
DOI : 10.1016/B978-0-12-374431-9.00004-9

C. Picon-cochard, F. Teyssonneyre, J. M. Besle, and J. F. Soussana, Effects of elevated CO2 and cutting frequency on the productivity and herbage quality of a semi-natural grassland, European Journal of Agronomy, vol.20, issue.4, pp.363-377, 2004.
DOI : 10.1016/S1161-0301(03)00040-6

A. Piva, A. Bertrand, G. Bélanger, Y. Castonguay, and P. Seguin, Growth and Physiological Response of Timothy to Elevated Carbon Dioxide and Temperature under Contrasted Nitrogen Fertilization, Crop Science, vol.53, issue.2, pp.1-12, 2013.
DOI : 10.2135/cropsci2012.07.0436

C. Porqueddu and F. Gonzalez, Role and potential of annual pasture legumes in Mediterranean farming systems, Grassland Sci. Eur, vol.11, pp.221-231, 2006.

C. Porqueddu and S. Maltoni, Biomass production and unsown species control in rainfed grass legume mixtures in a Mediterranean environment, Proceedings of the COST 852 Final Meeting, pp.41-44, 2006.

C. Porqueddu, S. Ates, M. Louhaichi, A. P. Kyriazopoulos, G. Moreno et al., Grasslands in ???Old World??? and ???New World??? Mediterranean-climate zones: past trends, current status and future research priorities, Grass and Forage Science, vol.19, issue.1, pp.1-35, 2016.
DOI : 10.2307/3899492

C. Porqueddu, Screening germplasm and varieties for forage quality: constraints and potentials in annual medics, Quality in Lucerne and Medics for Animal Production. CIHEAM, pp.89-98, 2001.

J. R. Porter, L. Xie, A. J. Challinor, K. Cochrane, S. M. Howden et al., Food security and food production systems Climate Change 2014: Impacts, Adaptation, and Vulnerability. Part A: Global and Sectoral Aspects. Contribution of Working Group II to the Fifth Assessment Report of the Intergovernmental Panel on Climate Change, pp.485-533, 2014.

J. C. Preston and S. R. Sandve, Adaptation to seasonality and the winter freeze, Frontiers in Plant Science, vol.4, issue.167, 2013.
DOI : 10.3389/fpls.2013.00167

URL : http://journal.frontiersin.org/article/10.3389/fpls.2013.00167/pdf

J. Räisänen and J. Eklund, 21st Century changes in snow climate in Northern Europe: a high-resolution view from ENSEMBLES regional climate models, Climate Dynamics, vol.10, issue.11-12, pp.2575-2591, 2011.
DOI : 10.1017/S1350482703005073

M. Rapacz, Å. Ergon, M. Höglind, M. Jørgensen, B. Jurczyk et al., Overwintering of herbaceous plants in a changing climate. Still more questions than answers, Plant Science, vol.225, pp.34-44, 2014.
DOI : 10.1016/j.plantsci.2014.05.009

S. Rivedal, H. Riley, T. Lunnan, and I. Stürite, Effects of tractor traffic on soil compaction and grassland yield, Grassland Sci. Eur, vol.21, pp.774-776, 2016.

A. L. Rogers, D. A. Nicholas, R. A. Maller, and G. W. Arnold, Yield and persistence of selected perennial grasses in south-western Australia, Australian Journal of Experimental Agriculture, vol.16, issue.81, pp.522-531, 1976.
DOI : 10.1071/EA9760522

A. Rogers, B. U. Fischer, J. Bryant, M. Frehner, H. Blum et al., Enrichment, Plant Physiology, vol.118, issue.2, pp.683-689, 1998.
DOI : 10.1104/pp.118.2.683

J. Roy, C. Picon-cochard, A. Augusti, M. L. Benot, L. Thiery et al., Elevated CO2 maintains grassland net carbon uptake under a future heat and drought extreme, pp.6224-6229, 2016.
DOI : 10.1073/pnas.1524527113

URL : http://www.pnas.org/content/113/22/6224.full.pdf

K. Ruosteenoja and P. Räisänen, Seasonal Changes in Solar Radiation and Relative Humidity in Europe in Response to Global Warming*, Journal of Climate, vol.26, issue.8, pp.2467-2481, 2013.
DOI : 10.1175/JCLI-D-12-00007.s1

K. Ruosteenoja, H. Tuomenvirta, and K. Jylhä, GCM-based regional temperature and precipitation change estimates for Europe under four SRES scenarios applying a super-ensemble pattern-scaling method, Climatic Change, vol.1, issue.12, pp.193-208, 2007.
DOI : 10.1007/s10584-006-9222-3

K. Ruosteenoja, J. Räisänen, and P. Pirinen, Projected changes in thermal seasons and the growing season in Finland, International Journal of Climatology, vol.22, issue.1992, pp.1473-1487, 2011.
DOI : 10.3354/cr022001

K. Ruosteenoja, K. Jylhä, and M. Kämäräinen, Climate projections for Finland under the RCP forcing scenarios, Geophysica, vol.51, pp.17-50, 2016.

K. Saarijärvi, P. Virkajärvi, H. Heinonen-tanski, and I. Taipalinen, N and P leaching and microbial contamination from intensively managed pasture and cut sward on sandy soil in Finland, Agriculture, Ecosystems & Environment, vol.104, issue.3, pp.621-630, 2004.
DOI : 10.1016/j.agee.2003.12.015

K. Saarijärvi, P. Virkajärvi, and H. Heinonen-tanski, Nitrogen leaching and herbage production on intensively managed grass and grass-clover pastures on sandy soil in Finland, European Journal of Soil Science, vol.9, issue.6, pp.1382-1392, 2007.
DOI : 10.1023/A:1004378913380

L. Salis, M. Sitzia, M. Vargiu, P. Mullè, G. A. Re et al., Adaptation of Australian self-reseeding forage legumes to three environments of Sardinia, pp.265-269, 2012.

M. A. Sanderson, Stability of production and plant species diversity in managed grasslands: A retrospective study, Basic and Applied Ecology, vol.11, issue.3, pp.216-224, 2010.
DOI : 10.1016/j.baae.2009.08.002

R. Serraj and T. R. Sinclair, Osmolyte accumulation: can it really help increase crop yield under drought conditions?, Plant, Cell and Environment, vol.25, issue.2, pp.333-341, 2002.
DOI : 10.1093/jexbot/50.332.291

URL : http://onlinelibrary.wiley.com/doi/10.1046/j.1365-3040.2002.00754.x/pdf

B. Sleugh, K. K. Moore, J. R. George, and E. C. Brummer, Binary Legume???Grass Mixtures Improve Forage Yield, Quality, and Seasonal Distribution, Agronomy Journal, vol.92, issue.1, pp.24-29, 2000.
DOI : 10.2134/agronj2000.92124x

URL : https://dl.sciencesocieties.org/publications/aj/pdfs/92/1/24

J. Soussana and U. A. Hartwig, The effects of elevated CO2 on symbiotic N2 fixation: a link between the carbon and nitrogen cycles in grassland ecosystems, Plant and Soil, vol.44, issue.105, pp.321-332, 1996.
DOI : 10.1007/BF00017097

J. Soussana and A. Lüscher, Temperate grasslands and global atmospheric change: a review, Grass and Forage Science, vol.112, issue.2, pp.127-134, 2007.
DOI : 10.1073/pnas.0932734100

J. Soussana, A. I. Graux, and F. N. Tubiello, Improving the use of modelling for projections of climate change impacts on crops and pastures, Journal of Experimental Botany, vol.61, issue.8, pp.2217-2228, 2010.
DOI : 10.1093/jxb/erq100

M. Sternberg, C. Golodets, M. Gutman, A. Perevolotsky, E. D. Ungar et al., Testing the limits of resistance: a 19-year study of Mediterranean grassland response to grazing regimes, Global Change Biology, vol.9, issue.5, 1939.
DOI : 10.1023/A:1026506725251

M. E. Stuart, D. C. Gooddy, J. P. Bloomfield, and A. T. Williams, A review of the impact of climate change on future nitrate concentrations in groundwater of the UK, Science of The Total Environment, vol.409, issue.15, pp.2859-2873, 2011.
DOI : 10.1016/j.scitotenv.2011.04.016

L. Sulas, The future role of forage legumes in Mediterranean-climate areas, Grasslands: Developments Opportunities Perspectives, 2005.

Å. Ergon, How can forage production in Nordic and Mediterranean Europe adapt to the challenges and opportunities arising from climate change?, European Journal of Agronomy, vol.92, pp.97-106, 2018.
DOI : 10.1016/j.eja.2017.09.016

URL : https://hal.archives-ouvertes.fr/hal-01635214

E. Svobodová, M. Trnka, M. Dubrovský, D. Semerádová, J. Eitzinger et al., Determination of areas with the most significant shift in persistence of pests in Europe under climate change, Pest Management Science, vol.95, issue.4, pp.708-715, 2014.
DOI : 10.1653/024.092.0406

G. B. Taylor, Hardseededness in Mediterranean annual pasture legumes in Australia: a review, Australian Journal of Agricultural Research, vol.56, issue.7, pp.645-661, 2005.
DOI : 10.1071/AR04284

M. Thivierge, G. Jégo, G. Bélanger, A. Bertrand, G. F. Tremblay et al., Predicted Yield and Nutritive Value of an Alfalfa???Timothy Mixture under Climate Change and Elevated Atmospheric Carbon Dioxide, Agronomy Journal, vol.108, issue.2, 2016.
DOI : 10.2134/agronj2015.0484

G. Thorvaldsson, G. F. Tremblay, and H. T. Kunelius, The effects of growth temperature on digestibility and fibre concentration of seven temperate grass species, Acta Agriculturae Scandinavica, Section B - Plant Soil Science, vol.19, issue.4, pp.322-328, 2007.
DOI : 10.1080/00288233.1976.10421044

E. Uleberg, I. Hanssen-bauer, B. Van-oort, and S. Dalmannsdottir, Impact of climate change on agriculture in Northern Norway and potential strategies for adaptation, Climatic Change, vol.102, issue.Supplement 1, pp.27-39, 2014.
DOI : 10.1016/j.landurbplan.2011.04.003

L. Van-peer, I. Nijs, D. Reheul, and B. De-cauwer, Species richness and susceptibility to heat and drought extremes in synthesized grassland ecosystems: compositional vs physiological effects, Functional Ecology, vol.61, issue.6, pp.769-778, 2004.
DOI : 10.1073/pnas.96.4.1463

M. R. Vankoughnett, D. A. Way, and H. A. Henry, Late winter light exposure increases summer growth in the grass Poa pratensis : Implications for snow removal experiments and winter melt events, Environmental and Experimental Botany, vol.131, pp.32-38, 2016.
DOI : 10.1016/j.envexpbot.2016.06.014

D. Vikhamar-schuler, K. Isaksen, J. E. Haugen, H. Tømmervik, B. Luks et al., Changes in Winter Warming Events in the Nordic Arctic Region, Journal of Climate, vol.29, issue.17, pp.6223-6244, 2016.
DOI : 10.1175/JCLI-D-15-0763.1

P. Virkajärvi, M. Rinne, J. Mononen, O. Niskanen, K. Järvenranta et al., Dairy production systems in Finland, Grassland Sci. Eur, vol.20, pp.51-66, 2015.

F. Volaire and J. M. Gandoin, The effect of age of the sward on the relationship between water-soluble carbohydrate accumulation and drought survival in two contrasted populations of cocksfoot (Dactylis glomerata L.), Grass and Forage Science, vol.28, issue.2, pp.190-198, 1996.
DOI : 10.1016/0098-8472(90)90059-D

F. Volaire and F. Lelievre, Drought survival in Dactylis glomerata and Festuca arundinacea under similar rooting conditions in tubes, Plant and Soil, vol.229, issue.2, pp.225-234, 2001.
DOI : 10.1023/A:1004835116453

F. Volaire and M. Norton, Summer Dormancy in Perennial Temperate Grasses, Annals of Botany, vol.98, issue.5, pp.927-933, 2006.
DOI : 10.1093/aob/mcl195

F. Volaire, M. R. Norton, and F. Lelievre, Summer Drought Survival Strategies and Sustainability of Perennial Temperate Forage Grasses in Mediterranean Areas, Crop Science, vol.49, issue.6, pp.2386-2392, 2009.
DOI : 10.2135/cropsci2009.06.0317

F. Volaire, K. Barkaoui, and M. Norton, Designing resilient and sustainable grasslands for a drier future: Adaptive strategies, functional traits and biotic interactions, European Journal of Agronomy, vol.52, pp.81-89, 2014.
DOI : 10.1016/j.eja.2013.10.002

F. Volaire, R. Kallida, M. Norton, D. Malinowski, and P. Barre, Fodder grass selection in the Mediterranean, the role of summer dormancy The Mediterranean Region Under Climate Change. A Scientific Update, pp.495-501, 2016.

F. Volaire, Effects of summer drought and spring defoliation on carbohydrate reserves, persistence and recovery of two populations of cocksfoot ( Dactylis glomerata) in a Mediterranean environment, The Journal of Agricultural Science, vol.55, issue.02, pp.207-215, 1994.
DOI : 10.1111/j.1469-8137.1987.tb00876.x

A. P. Wasson, R. A. Richards, R. Chatrath, S. C. Misra, S. V. Prasad et al., Traits and selection strategies to improve root systems and water uptake in water-limited wheat crops, Journal of Experimental Botany, vol.63, issue.9, pp.3485-3498, 2012.
DOI : 10.1093/jxb/ers111

T. A. White and V. O. Snow, A modelling analysis to identify plant traits for enhanced water-use efficiency of pasture, Crop and Pasture Science, vol.63, issue.1, pp.63-76, 2012.
DOI : 10.1071/CP11250

Z. Xu, H. Shimizu, Y. Yagasaki, S. Ito, Y. Zheng et al., Interactive Effects of Elevated CO2, Drought, and Warming on Plants, Journal of Plant Growth Regulation, vol.145, issue.4, pp.692-707, 2013.
DOI : 10.1111/j.1399-3054.2012.01581.x

M. J. Zeeman, M. Mauder, R. Steinbrecher, K. Heidbach, E. Eckart et al., Reduced snow cover affects productivity of upland temperate grasslands, Agricultural and Forest Meteorology, vol.232, pp.514-526, 2017.
DOI : 10.1016/j.agrformet.2016.09.002

M. Zwicke, C. Picon-cochard, A. Morvan-bertrand, M. Prud-'homme, and F. Volaire, What functional strategies drive drought survival and recovery of perennial species from upland grassland?, Annals of Botany, vol.116, issue.6, pp.1001-1015, 2015.
DOI : 10.1093/aob/mcv037

URL : https://academic.oup.com/aob/article-pdf/116/6/1001/17847636/mcv037.pdf

Å. Ergon, How can forage production in Nordic and Mediterranean Europe adapt to the challenges and opportunities arising from climate change?, European Journal of Agronomy, vol.92, pp.97-106, 2018.
DOI : 10.1016/j.eja.2017.09.016

URL : https://hal.archives-ouvertes.fr/hal-01635214