1. Effects of stocking rate, supplementation, genotype and their interactions on grazing dairy systems: a review;Baudracco;N. Z. J. Agric. Res.,2010
2. Beaumont, R., Dulphy, J.P., Sauvant, D., Meschy, F., Aufrere, J., Peyraud, J.L., 2007. Valeur alimentaire des fourrages et des matieres premieres: tables et prévision. Alimentation des bovins, ovins et caprins, QUAE Editions. INRA, Versailles, France, pp. 149–180.
3. Long term effects of plane of nutrition on the performance of the dairy cows;Broster;J. Dairy Res.,1984
4. Variations in milk output and milk protein content in response to the level of energy supply to the dairy cow: a review;Coulon;Livest. Prod. Sci.,1991