References
- Commission Decision 97/182/EC of 24 February 1997 amending the Annex to Directive 91/629/EEC laying down minimum standards for the protection of calves. Off. J. L 76, 18.3.1997, p.30–31.
- Cozzi, G., Brscic, M., Gottardo, F., 2008. The main critical factors for the welfare of beef cattle and veal calves. Ital. J. Anim. Sci., 7(Suppl. 1), in press.
- Jensen, M.B., 2003. The effects of feeding method, milk allowance and social factors on milk feeding behaviour and cross-sucking in group housed dairy calves. Appl. Anim. Behav. Sci., 80: 191–206.
- SAS, 2001. Statistical Analysis System User’s Guide, version 8.2. SAS Institute, Cary, USA.
- Veissier, I., Ramirez de la Fe, A.R., Pradel, P., 1998. Nonnutritive oral activities and stress responses of veal calves in relation to feeding and housing conditions. Appl. Anim. Behav. Sci., 57: 35–49.