Ayasan T., Okan F. and Hizli H. (2009). Threonine requirement of broilers from 22 to 42 days. Int. J. Poult. Sci. 8(9), 862-865.
Bartov I. and Plavnik I. (1998). Moderate exec of dietary protein increases breast meat yield of broiler chicks. Poult. Sci. 77, 680-688.
Corzo A., Kidd M.T., Burnham D.J., Miller E.R., Branton S.L. and Gonzalez-Esquerra R. (2005). Dietary amino acid density effects on growth and carcass of broilers differing in strain cross and sex. J. Appl. Poult. Res. 14, 1-9.
Dari R.L., Penz A.M., Kessler A.M. and Jost H.C. (2005). Use of digestible amino acids and the concept of ideal protein in feed formulation for broiler. J. Appl. Poult. Res. 14, 195-203.
Fancher B.I. and Jensen L.S. (1989). Influence of varying dietary protein content while satisfying essential amino acid requirements upon broiler performance from three to six weeks of age. Poult. Sci. 68, 113-123.
. and Parsons C.M. (1996). Bioavailability of the digestible lysine and valine in cottonseed and soybean meals. Poult. Sci
Fernandez S.R., Zheang Y. and Parsons C.M. (1995). Dietary formulation with cottonseed meal on a total amino acid in diets for broilers from different strain. 2. fat content. Arch. Geflugelk. 46, 177-188.
Han Y. and Baker D.H. (1993). Effect of sex, heat stress, body weight and genetic strain on the lysine requirement of broiler chicks. Poult. Sci. 72, 701-708.
Hoehler D., Lemme A., Ravindran V., Bryden W.L. and Rostagno H.S. (2005). Feed formulation in broiler chickens based on standardized ileal amino acid digestibility. Pp. 23-24 in Proc. 3rd Mid-Atlantic Nutr. Conf. Timonium, Maryland.
Lemme A. (2003). The “ideal protein concept” in broiler nutrition 2. Experimental data on varying ideal protein levels. Amino NewsTM. 4, 7-14.
Maiorka A., Dahlke F. and Penz A.M. (2005). Diets formulated on total or digestible amino acid basis with different energy levels and physical form on broiler performance. Revista Brasileria de Ciencia. Avicola. 7, 47-50.
NRC. (1994). Nutrient Requirements of Poultry, 9th Rev. Ed. National Academy Press, Washington, DC., USA.
Perttila S., Valaja J., Partanen K., Jalava T. and Venäläinen E. (2002). Apparent ileal digestibility of amino acids in protein feedstuffs and diet formulation based on total versus digestible lysine for poultry. Anim. Feed Sci. Technol. 98, 203-218.
Rosebrough R.W. and McMurtry J.P. (1993). Energy repletion and lipid metabolism during compensatory gain in broiler chickens. Growth Dev. Aging. 57, 73-83.
Sarwar M., Khan M.A. and Iqbal Z. (2002). Status paper on feed resources for livestock in Pakistan. Int. J. Agric. Biol. 4, 186-192.
SAS Institute. (1996). SAS®/STAT Software, Release 6.11. SAS Institute, Inc., Cary, NC. USA.
Thomas D.V., Ravindran V. and Ravindran G. (2008). Nutrient digestibility and energy utilization of diets based on wheat, sorghum or maize by the newly hatched broiler chick. Brazilian Poult. Sci. 49, 429-435.
Waibel P.E., Carlson C.W., Liu J.K., Brannon J.A. and Noll S.L. (1995). Replacing protein in corn-soybean turkey diets with methionine and lysine. Poult. Sci. 74, 1143-1158.
Widyaratne G.P. and Drew M.D. (2011). Effects of protein level and digestibility on the growth and carcass characteristics of broiler chickens. J. Poult. Sci. 90, 595-603.