Alvino, G. M., G. S. Archer, J. A. Mench. 2009. Behavioural time budgets of broiler chickens reared in varying light intensities. Appl. Anim. Behav. Sci. 118:54-61.
Blatchford, R. A., K. C. Klasing, H. L. Shivaprasad, P. S. Wakenell, G. S. Archer, and J. A. Mench. 2009. The effect of light intensity on the behavior, eye and leg health and immune function of broiler chickens. Poult. Sci. 88:20-28.
Buyse, J., P. C. M. Simons, F. M. G. Boshouwers, and E. Decuypere. 1996. Effect of intermittent lighting, light intensity and source on the performance and welfare of broilers. World's Poult. Sci. J. 52:121-130.
Charles, R. G., F. E. Robinson, R. T. Hardin, M. W. Yu, J. Feddes, and H. L. Classen. 1992. Growth, body composition and plasma androgen concentration of male broiler chickens subjected to different regimes of photoperiod and light intensity. Poult. Sci. 71:1595-1605.
Davis, N. J., N. B. Prescott, C. J. Savory, and C. M. Wathes. 1999. Preferences of growing fowls for different light intensities in relation to age, strain and behaviour. Anim. Welf. 8:193-203.
Deep, A., K. Schwean-Lardner, T. G. Crowe, B. I. Fancher, and H. L. Classen. 2010. Effect of light intensity on broiler production, processing characteristics and welfare. Poult. Sci. 89:2326-2333.
Denbow, D. M., A. T. Leighton, and R. M. Hulet. 1990. Effect of light sources and light intensity on growth performance and behavior of female turkeys. Br. Poult. Sci. 31:439-445.
Downs, K. M., R. J. Lien, J. B. Hess, S. F. Bilgili, and W. A. Dozier. 2006. The effects of photoperiod length, light intensity and feed energy on growth responses and meat yield of broilers. J. Appl. Poult. Res. 15:406-416.
Ekstrand, C. and T. E. Carpenter. 1998. Temporal aspects of footpad dermatitis in Swedish broilers. Acta Vet. Scand. 39: 229-236.
Ferrante, V., S. Lolli, S. Marelli, G. Vezzoli, F. Sirri, and L. G. Cavalchini. 2006. Effect of light programmes, bird densities and litter types on broilers welfare. In: Proc. XII European Poultry Conference, Verona, Italy. 10-14 sept 2006. Word's Poult. Sci. J. 62 (supplement):586.
Hullet, R. M., D. M. Denbow, and A. T. Leighton. Jr. 1992. The effect of light sources and intensity on turkey egg production. Poult. Sci. 71:1277-1282.
Kestin, S. C., T. G. Knowles, A. E. Tinch, and N. G. Gregory. 1992. Prevalence of leg weakness in broiler chickens and its relationship with genotype. Vet. Rec. 131:190-194.
Kjaer, J. B. and K. S. Vestergaard. 1999. Development of feather pecking in relation to light intensity. Appl. Anim. Behav. Sci. 62:243-254.
Kristensen, H. H., J. M. Aerts, T. Leroy, C. M. Wathes, and D. Berckmans. 2006. Modelling the dynamic activity of broiler chickens in response to step-wise changes in light intensity. Appl. Anim. Behav. Sci. 101:125-143.
Lien, R. J., J. B. Hess, S. R. McKee, S. F. Bilgili, and J. C. Townsend. 2007. Impact of light intensity and photoperiod on liveperformance, heterophil to lymphocyte ratio and processing yields of broilers. Poult. Sci. 86:1287-1293.
Lien, R. J., J. B. Hess, S. R. McKee, and S. F. Bilgili. 2008. Effect of light intensity on live perfeormance and processing characteristics of broilers. Poult. Sci. 87:583-857.
Martin, P. and P. Bateson. 1993. Measuring Behaviour: An Introductory Guide. Secnd. Editn. Cambridge University Press, Cambridge, UK.
Newberry, R. C., R. J. Hunt, and E. E. Gardiner. 1985. Effects of alternating lights and strain on behaviour and leg disorders and sudden death syndrome of roaster chickens. Poult. Sci. 64:1863-1868.
Newberry, R. C., R. J. Hunt, and E. E. Gardiner. 1988. Influence of light intensity on behaviour and performance of broiler chickens. Poult. Sci. 67:1020-1025.
Prayitno, D. S. and C. J. C. Phillips. 1997. Equating the perceived brightness of blue and red lights to hens. Br. Poult. Sci. 38:136-141.
Prayitno, D. S., C. J. C. Phillips, and H. Omed. 1997. The effects of colour of lighting on the behaviour and production of meat chicken. Poult. Sci. 76:452-457.
Rozenboim, I., I. Biran, Z. Uni, and O. Halevy. 1999. The involvement of onochromatic light in growth, develooment and endocrine parameters of broilers. Poult. Sci. 78:135-138.
Rozenboim, I., I. Biran, Y. Chaisena, S. Yahav, A. Rosenstrauch, D. Skian, and O. Halevy. 2004. The effect of green and blue monochromatic light combination on broiler growth and development. Poult. Sci. 83:842-845.
SAS. 2003. The SAS System for Windows, Release 9.1.3Service pack 2, TS-level 01M3.SAS Institute Inc., Cary, NC, USA.
Senaratna, D., T. Samarakone, A. A. P. Madusanka, and W. W. D. A. Gunawardane. 2012. Preference of broiler chicken for different light colours in relation to age, session of the day and behaviour. Annual Congress, PGIA, University of Peradeniya. (Proc.P6) J. Trop. Agric. Res. 23:193-203.
Senaratna, D., T. Samarakone, A. A. P. Madusanka, and W. W. D. A. Gunawardane. 2011. Performance, behaviour and welfare aspects of broilers as affected by different colours of artificial light. Published by Faculty of Agriculture, University of Ruhuna. J. Trop. Agric. Res. Ext. (TARE) Vo. 14(2).
Senaratna, D., T. Samarakone, N. S. B. M. Atapattu, D. R. Paranawithana, and W. C. J. Chandrasiri. 2010. Light colour preference in broilers reared intropical environment. Proc. 7th Academic Sessions, University of Ruhuna, Matara, Sri Lanka. p 114.
Wathes, C. M., H. H. Spechter, and T. S. Bray. 1982. The effects of light illuminance and wavelength on the growth of broiler chickens. J. Agric. Sci. Cambridge, 98:195-201.
Weeks, C. A., T. G. Knowles, R. G. Gordon, A. E. Kerr, S. T. Peyton, and N. T. Tillbrook. 2002. New method for objectively assessing lameness in broiler chickens. Vet. Rec. 151:762-764.