R. T. Franco, P. Buffière, and R. Bayard, Ensiling for biogas production: Critical parameters. A review, Biomass and Bioenergy, vol.94, pp.94-104, 2016.
DOI : 10.1016/j.biombioe.2016.08.014

P. Mcdonald, A. Henderson, and S. J. Heron, The Biochemistry of Silage, 1991.

G. Borreani, A. Revello, S. Colombini, M. Odoardi, R. Paoletti et al., Fermentative profiles of field pea (Pisum sativum), faba bean (Vicia faba) and white lupin (Lupinus albus) silages as affected by wilting and inoculation, Animal Feed Science and Technology, vol.151, issue.3-4
DOI : 10.1016/j.anifeedsci.2009.01.020

S. A. Mahmoud, M. M. Zaki, and E. A. Saleh, Factors affecting the microbial and chemical composition of silage: IV. Effect of wilting on maize silage

J. M. Wilkinson, A laboratory evaluation of comfrey (Symphytum officinale L.) as a forage crop for ensilage, Animal Feed Science and Technology, vol.104, issue.1-4, pp.227-233, 2003.
DOI : 10.1016/S0377-8401(02)00293-6

B. Bastiman, Factors affecting silage effluent production, Exp. Husb, pp.31-40, 1976.

A. Sutter, Problem of waste effluent from silage making and feeding of silage, Eur. Product. Agency Organ. Eur. Econ. Co-Operation, vol.307, pp.74-82, 1957.

E. Zimmer, The influence of pre-wilting on nutrient losses, particularly on the formation of gas, pp.92-129, 1967.

J. Mceniry, E. Allen, J. D. Murphy, and P. O. Kiely, Grass for biogas production: The impact of silage fermentation characteristics on methane yield in two contrasting biomethane potential test systems, Renewable Energy, vol.63, pp.63-524, 2014.
DOI : 10.1016/j.renene.2013.09.052

C. M. Carpintero, A. R. Henderson, and P. Mcdonald, The effect of some pre-treatments on proteolysis during the ensiling of herbage, Grass and Forage Science, vol.1, issue.24, pp.311-315, 1979.
DOI : 10.1071/AR9730939

L. E. Dawson, C. P. Ferris, R. W. Steen, F. J. Gordon, and D. J. Kilpatrick, The effects of wilting grass before ensiling on silage intake, Grass and Forage Science, vol.62, issue.3, pp.237-247, 1999.
DOI : 10.1017/S1357729800014958

O. Pakarinen, A. Lehtoma, S. Rissanen, and J. Rintala, Storing energy crops for methane production: Effects of solids content and biological additive, Bioresource Technology, vol.99, issue.15
DOI : 10.1016/j.biortech.2008.01.007

C. Herrmann, M. Heiermann, C. Idler, and A. Prochnow, Particle Size Reduction during Harvesting of Crop Feedstock for Biogas Production I: Effects on Ensiling Process and Methane Yields, BioEnergy Research, vol.44, issue.1, pp.926-936, 2012.
DOI : 10.1016/0960-8524(93)90211-S

C. Herrmann, A. Prochnow, M. Heiermann, and C. Idler, Particle Size Reduction During Harvesting of Crop Feedstock for Biogas Production II: Effects on Energy Balance, Greenhouse Gas Emissions and Profitability, BioEnergy Research, vol.30, issue.3, pp.937-948, 2012.
DOI : 10.1016/j.biombioe.2005.11.011

E. Kreuger, I. Nges, and L. Björnsson, Ensiling of crops for biogas production: effects on methane yield and total solids determination, Biotechnology for Biofuels, vol.4, issue.1, pp.44-54, 2011.
DOI : 10.1186/1754-6834-4-44

M. G. Porter and R. S. Murray, The volatility of components of grass silage on oven drying and the inter-relationship between dry-matter content estimated by different analytical methods, Grass and Forage Science, vol.48, issue.4, pp.405-411, 2001.
DOI : 10.1016/S0377-8401(97)00017-5

P. J. Van-soest and R. H. Wine, Use of detergents in the analysis of fibrous feeds IV. Determination of plant cell-wall constituents, J. Assoc. Off. Anal. Chem, pp.50-50, 1967.

C. Holliger, M. Alves, D. Andrade, I. Angelidaki, S. Astals et al., Towards a standardization of biomethane potential tests, Water Science and Technology, vol.74, issue.11, 2016.
DOI : 10.2166/wst.2016.336

URL : https://hal.archives-ouvertes.fr/hal-01606690

W. A. Dewar, P. Mcdonald, and R. Whittenbury, The hydrolysis of grass hemicelluloses during ensilage, Journal of the Science of Food and Agriculture, vol.12, issue.6, pp.411-417, 1963.
DOI : 10.1002/jsfa.2740140610