Modelling nutrient utilization in farm animals

Contributors......Page 8
Preface......Page 12
Introduction: History and Future of Modelling Nutrient Utilization in Farm Animals......Page 16
1 The Role of Thermodynamics in Controlling Rumen Metabolism......Page 26
2 Modelling Lipid Metabolism in the Rumen......Page 40
3 Towards a More Accurate Representation of Fermentation in Mathematical Models of the Rumen......Page 52
4 Simple Allometric Models to Predict Rumen Feed Passage Rate in Domestic Ruminants......Page 64
5 Ruminal Metabolism of Buffersoluble Proteins, Peptides and Amino Acids In Vitro......Page 78
6 Models to Interpret Degradation Profiles Obtained from In Vitro and In Situ Incubation of Ruminant Feeds......Page 88
7 Modelling Production and Portal Appearance of Volatile Fatty Acids in Dairy Cows......Page 102
8 Modelling Energy Expenditure in Pigs......Page 118
9 Aspects of Modelling Kidney Dynamics......Page 130
10 Evaluation of a Representation of the Limiting Amino Acid Theory for Milk Protein Synthesis......Page 142
11 Multiple-entry Urea Kinetic Model: Effects of Incomplete Data Collection......Page 160
12 Evaluation of a Growth Model of Preruminant Calves and Modifications to Simulate Shortterm Responses to Changes in Protein Intake......Page 178
13 Simulation of the Development of Adipose Tissue in Beef Cattle......Page 190
14 A Simple Nutrient-based Production Model for the Growing Pig......Page 198
15 Second-generation Dynamic Cattle Growth and Composition Models......Page 212
16 Modelling Interactions Between Cow Milk Yield and Growth of its Suckling Calf......Page 226
17 A Mechanistic Dynamic Model of Beef Cattle Growth......Page 242
18 Modelling Nutrient Utilization in Growing Cattle Subjected to Short or Long Periods of Moderate to Severe Undernutrition......Page 256
19 An Integrated Cattle and Crop Production Model to Develop Whole-farm Nutrient Management Plans......Page 268
20 Modelling Nutrient Utilization by Livestock Grazing Semiarid Rangeland......Page 278
21 Using the Cornell Net Carbohydrate and Protein System Model to Evaluate the Effects of Variation in Maize Silage Quality on a Dairy Farm......Page 296
22 Challenge and Improvement of a Model of Post-absorptive Metabolism in Dairy Cattle......Page 304
23 A Rodent Model of Protein Turnover to Determine Protein Synthesis, Amino Acid Channelling and Recycling Rates in Tissues......Page 318
24 Modelling Relationships Between Homoeorhetic and Homoeostatic Control of Metabolism: Application to Growing Pigs......Page 332
25 Model for the Interpretation of Energy Metabolism in Farm Animals......Page 344
26 Linear Models of Nitrogen Utilization in Dairy Cows......Page 362
27 Isotope Dilution Models for Partitioning Amino Acid Uptake by the Liver, Mammary Gland and Hindlimb Tissues of Ruminants......Page 368
28 The Conversion of a Scientific Model Describing Dairy Cow Nutrition and Production to an Industry Tool: the CPM Dairy Project......Page 376
29 The Utilization of Prediction Models to Optimize Farm Animal Production Systems: the Case of a Growing Pig Model......Page 394
30 A Pig Model for Feed Evaluation......Page 408
Index......Page 424