F. R. Harker, J. H. Maindonald, and P. J. Jackson, Penetrometer Measurement of Apple and Kiwifruit Firmness: Operator and Instrument Differences, J. Am. Soc. Horticult. Sci, vol.121, pp.927-936, 1996.

A. D. Ventura, H. De-putter, and F. P. Roelofs, Non-destructive determination of soluble solids in apple fruit by near infrared spectroscopy (NIRS), Postharvest Biology and Technology, vol.14, issue.1, pp.21-27, 1998.
DOI : 10.1016/S0925-5214(98)00030-1

A. Zdunek, L. Muravsky, L. Frankevych, and K. Konstankiewicz, New nondestructive method based on spatialtemporal speckle correlation technique for evaluation of apples quality during shelf-life, Int. Agrophys, vol.21, pp.305-310, 2007.

G. F. Rabelo, R. A. Braga-junior, I. M. Fabbro, M. R. Trivi, H. J. Rabal et al., Laser speckle techniques in quality evaluation of orange fruits, Revista Brasileira de Engenharia Agr??cola e Ambiental, vol.9, issue.4, pp.570-575, 2005.
DOI : 10.1590/S1415-43662005000400021

M. Pajuelo, G. Baldwin, H. Rabal, N. Cap, R. Arizaga et al., Bio-speckle assessment of bruising in fruits, Optics and Lasers in Engineering, vol.40, issue.1-2, pp.13-24, 2003.
DOI : 10.1016/S0143-8166(02)00063-5

B. Cordenunsi and F. Lajolo, Starch Breakdown during Banana Ripening: Sucrose Synthase and Sucrose Phosphate Synthase, Journal of Agricultural and Food Chemistry, vol.43, issue.2, pp.347-351, 1995.
DOI : 10.1021/jf00050a016

J. W. Goodman, Statistical Properties of Laser Speckle Patterns, " in Laser speckle and related phenomena, 9 in series Topics in Applied Physics, 1984.

Q. B. Li and F. P. Chiang, Three-dimensional dimension of laser speckle, Applied Optics, vol.31, issue.29, pp.6287-6291, 1992.
DOI : 10.1364/AO.31.006287

S. Morgan and M. Ridgway, Polarization properties of light backscattered from a two layer scattering medium, Optics Express, vol.7, issue.12, pp.395-402, 2000.
DOI : 10.1364/OE.7.000395

Y. Piederrì-ere, F. Boulvert, J. Cariou, B. Le-jeune, Y. Guern et al., Backscattered speckle size as a function of polarization: influence of particle-size and- concentration, Optics Express, vol.13, issue.13, pp.5030-5039, 2005.
DOI : 10.1364/OPEX.13.005030

S. G. Demos and R. R. Alfano, Optical polarization imaging, Applied Optics, vol.36, issue.1, pp.150-155, 1997.
DOI : 10.1364/AO.36.000150

C. Liu, Y. Song, D. Zhang, and H. Zhang, On-spot Evaluation of Maturity Stage of Fruits Based on 655 nm Laser-induced Photoluminescence of Chlorophyll-??, 2006 International Symposium on Biophotonics, Nanophotonics and Metamaterials, pp.57-59, 2006.
DOI : 10.1109/METAMAT.2006.334997

E. W. Yemm and A. J. Willis, The estimation of carbohydrates in plant extracts by anthrone, Biochemical Journal, vol.57, issue.3, pp.508-514, 1954.
DOI : 10.1042/bj0570508

C. Magné, M. Bonenfant-magné, and J. Audran, Nitrogenous Indicators of Postharvest Ripening and Senescence in Apple Fruit (Malus domestica Borkh. cv. Granny Smith), International Journal of Plant Sciences, vol.158, issue.6, pp.811-817, 1997.
DOI : 10.1086/297494

H. K. Lichtenthaler and C. Buschmann, Chlorophylls and Carotenoids: Measurement and Characterization by UV-VIS Spectroscopy, Current Protocols in Food Analytical Chemistry, pp.705-758, 2001.
DOI : 10.1002/0471142913.faf0403s01

H. C. Van-de-hulst, Rayleigh-Gans scattering, Light Scattering by Small Particles, pp.85-88, 1981.

J. S. Maier, S. A. Walker, S. Fantini, M. A. Franceschini, and E. Gratton, Possible correlation between blood glucose concentration and the reduced scattering coefficient of tissues in the near infrared, Optics Letters, vol.19, issue.24, pp.2062-2064, 1994.
DOI : 10.1364/OL.19.002062

Y. Piederrì-ere, J. Cariou, Y. Guern, B. Le-jeune, G. L. Brun et al., Scattering through fluids: speckle size measurement and Monte Carlo simulations close to and into the multiple scattering, Optics Express, vol.12, issue.1, pp.176-188, 2004.
DOI : 10.1364/OPEX.12.000176

H. Abdi and L. J. Williams, Principal component analysis, Wiley Interdisciplinary Reviews: Computational Statistics, vol.1, issue.4, pp.433-459, 2010.
DOI : 10.1002/wics.101
URL : https://hal.archives-ouvertes.fr/hal-01259094