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Samadi & F. Liebert. (2008) Modelling the optimal lysine to threonine ratio in growing chickens depending on age and efficiency of dietary amino acid utilisation. British Poultry Science 49:1, pages 45-54.
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Letícia Soares, Nilva Kazue Sakomura, Juliano Cesar Paula Dorigam, Frank Liebert, Mariana Quintino do Nascimento & João Batista Kochenborger Fernandes. (2019) Nitrogen maintenance requirements and potential for nitrogen retention of pullets in growth phase. Journal of Animal Physiology and Animal Nutrition.
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Gaonan Zhang, Shujian Zheng, Yuqi Feng, Guo Shen, Shanbai Xiong & Hongying Du. (2018) Changes in Nutrient Profile and Antioxidant Activities of Different Fish Soups, Before and After Simulated Gastrointestinal Digestion. Molecules 23:8, pages 1965.
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Frank Liebert. (2017) Invited review: Further progress is needed in procedures for the biological evaluation of dietary protein quality in pig and poultry feeds. Archives Animal Breeding 60:3, pages 259-270.
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Samadi, Christian Wecke, Anja Pastor & Frank Liebert. (2017) Assessing Lysine Requirement of Growing Chicken by Direct Comparison between Supplementation Technique and “Goettingen Approach”. Open Journal of Animal Sciences 07:01, pages 56-69.
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Daulat Khan, Christian Wecke, Ahmad Sharifi & Frank Liebert. (2015) Evaluating the Age-Dependent Potential for Protein Deposition in Naked Neck Meat Type Chicken. Animals 5:1, pages 56-70.
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Glauber Valentim Porolnik, Paulo Alberto Lovatto, Carlos Augusto Rigon Rossi, Cheila Roberta Lehnen, Gerson Guarez Garcia & Ines Andretta. (2012) Produção de suínos inteiros com ou sem a suplementação de aminoácidos: desempenho e custo de alimento. Ciência Rural 42:2, pages 340-345.
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C. Wecke & F. Liebert. (2010) Optimal dietary lysine to threonine ratio in pigs (30-110 kg BW) derived from observed dietary amino acid efficiency. Journal of Animal Physiology and Animal Nutrition 94:6, pages e277-e285.
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F. Liebert. (2009)
Amino acid requirement studies in
Oreochromis niloticus
by application of principles of the diet dilution technique
. Journal of Animal Physiology and Animal Nutrition 93:6, pages 787-793.
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C. Wecke & F. Liebert. (2009) Lysine requirement studies in modern genotype barrows dependent on age, protein deposition and dietary lysine efficiency. Journal of Animal Physiology and Animal Nutrition 93:3, pages 295-304.
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D. Paiano, I. Moreira, N. Silvestrin, P.L.O. Carvalho, M.A.A. Silva & L.S. Perdigão. (2009) Relações treonina:lisina digestíveis para suínos na fase inicial, alimentados com rações de baixa proteína, calculadas de acordo com o conceito de energia líquida. Arquivo Brasileiro de Medicina Veterinária e Zootecnia 61:1, pages 211-218.
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F. Liebert. (2008) Modelling of Protein Metabolism Yields Amino Acid Requirements Dependent on Dietary Amino Acid efficiency, Growth Response, Genotype and Age of Growing Chicken. Avian Biology Research 1:3, pages 101-110.
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F. LIEBERT & K. BENKENDORFF. (2007) Modelling of threonine and methionine requirements of Oreochromis niloticus due to principles of the diet dilution technique. Aquaculture Nutrition 13:6, pages 397-406.
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A. Muhl & F. Liebert. (2007) Growth and parameters of microflora in intestinal and faecal samples of piglets due to application of a phytogenic feed additive. Journal of Animal Physiology and Animal Nutrition 91:9-10, pages 411-418.
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Frank Liebert & Kay Benkendorff. (2007) Modeling lysine requirements of Oreochromis niloticus due to principles of the diet dilution technique. Aquaculture 267:1-4, pages 100-110.
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Samadi & F. Liebert. (2007) Threonine Requirement of Slow-Growing Male Chickens Depends on Age and Dietary Efficiency of Threonine Utilization. Poultry Science 86:6, pages 1140-1148.
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Samadi & Frank Liebert. (2007) Lysine Requirement of Fast Growing Chickens — Effects of Age, Sex, Level of Protein Deposition and Dietary Lysine Efficiency. The Journal of Poultry Science 44:1, pages 63-72.
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Annabell Muhl & Frank Liebert. (2007) Growth, Nutrient Utilization and Threonine Requirement of Growing Chicken Fed Threonine Limiting Diets with Commercial Blends of Phytogenic Feed Additives. The Journal of Poultry Science 44:3, pages 297-304.
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Frank Liebert, Angela Sünder & Khaled Mohamed. (2006) Assessment of nitrogen maintenance requirement and potential for protein deposition in juvenile Tilapia genotypes by application of an exponential nitrogen utilization model. Aquaculture 261:4, pages 1346-1355.
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Samadi & F. Liebert. (2006) Modeling of Threonine Requirement in Fast-Growing Chickens, Depending on Age, Sex, Protein Deposition, and Dietary Threonine Efficiency. Poultry Science 85:11, pages 1961-1968.
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Samadi & F. Liebert. (2006) Estimation of Nitrogen Maintenance Requirements and Potential for Nitrogen Deposition in Fast-Growing Chickens Depending on Age and Sex. Poultry Science 85:8, pages 1421-1429.
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