Preface | p. ix |
Acknowlegements | p. xi |
History and Biology of the Domestic Duck | p. 1 |
Domestication in China and the Far East | p. 3 |
Mallard: Progenitor to Domestic Duck | p. 3 |
The Natural History of Wild Mallard | p. 4 |
Genetic Inheritance from Mallard | p. 6 |
Geographic Distribution | p. 7 |
Duck Breeds | p. 7 |
Recent History and Performance | p. 9 |
References | p. 12 |
Systems of Production | p. 15 |
Commercial Duck Production | p. 15 |
Geography and Culture | p. 16 |
Use of Open Water | p. 16 |
Duck Ponds | p. 18 |
Rice Paddies | p. 18 |
Hygiene | p. 19 |
Bacteria | p. 20 |
Avian Influenza | p. 21 |
Housing and Environment | p. 22 |
History | p. 22 |
Eastern Europe and Russia | p. 23 |
European Community | p. 23 |
USA and Canada | p. 25 |
China | p. 26 |
The Far East | p. 28 |
Farm Size | p. 29 |
House Size | p. 29 |
Slatted Flooring | p. 30 |
Provision for Cleaning | p. 30 |
Other Considerations | p. 30 |
Temperature | p. 31 |
Ventilation | p. 34 |
Ventilation in Cold and Cool Temperate Climates | p. 36 |
Ventilation in Mediterranean and Hot Climates | p. 39 |
Ventilation in a Continental Climate | p. 41 |
Insulation in Cold and Cool Temperate Climates | p. 42 |
Insulation in Hot Climates | p. 45 |
The Brooding Environment | p. 43 |
Brooding | p. 44 |
Brooding in Hot Climates | p. 45 |
Ventilation in the Brooding Stage | p. 46 |
Lighting | p. 47 |
Post-brooding Environment | p. 48 |
Rearing in Hot Climates | p. 48 |
Design and Placement of Feeders and Drinkers | p. 49 |
Managing the Environment | p. 50 |
References | p. 52 |
Husbandry of Table Duckling | p. 53 |
Feathering | p. 53 |
Temperature, Feed Intake and Growth | p. 55 |
High Temperature and Performance | p. 59 |
Low Temperature and Performance | p. 64 |
Temperature and Behaviour | p. 68 |
Space and Performance | p. 69 |
Light and Performance | p. 74 |
Brooding Environment | p. 76 |
Rearing Environment | p. 79 |
Variability of Performance | p. 81 |
The History of Improving Quality | p. 83 |
Process Control | p. 86 |
Reducing Common Cause Variation and Improving Performance | p. 88 |
References | p. 89 |
Nutrition and Factors Affecting Body Composition | p. 91 |
Dietary Energy | p. 91 |
Controlled Energy Intake | p. 96 |
Factors Affecting Response to Dietary Energy | p. 97 |
Protein, Amino Acids and Performance | p. 101 |
Amino Acids | p. 103 |
Energy and Protein Interaction | p. 107 |
Optimum Nutrient Concentration | p. 108 |
Factors Affecting Response to Nutrient Concentration | p. 109 |
Free-choice Feeding | p. 111 |
Pellets, Mash and Grain Plus Concentrate | p. 113 |
Factors Affecting Body Composition | p. 116 |
Age, Sex, Maturity and Body Composition | p. 119 |
Market Requirements | p. 125 |
Nutrition and Body Composition | p. 125 |
Factors Affecting Response to Energy to Protein Ratio | p. 127 |
References | p. 132 |
Rearing of Parent Stock | p. 133 |
Controlled Feeding | p. 133 |
Controlled Growth and Physiological Development | p. 135 |
Effect of Controlled Nutrient Intake on Growth | p. 139 |
Effect of Age upon Potential for Growth | p. 142 |
Effect of Temperature on Growth to Sexual Maturity | p. 144 |
Effect of Restricted Growth on Age at Sexual Maturity | p. 146 |
Effect of Controlled Growth on Laying Performance | p. 147 |
Pattern of Growth and Age at Sexual Maturity | p. 150 |
The Importance of Early Feed Restriction | p. 153 |
Effects of Age and Live Weight upon Egg Weight | p. 155 |
Overview of Restricted Live Weight, Age at Sexual Maturity and Laying Performance | p. 158 |
Summary of Effects of Feed Restriction on Growth, Age at Sexual Maturity and Laying Performance | p. 159 |
Body Composition and Age at Sexual Maturity | p. 160 |
Summary of Effects of Body Composition on Age at Sexual Maturity | p. 166 |
Effect of Natural Daylight upon Age at Sexual Maturity | p. 166 |
Step-up Lighting Programmes | p. 170 |
Step-down, step-up Lighting | p. 171 |
Constant Lighting | p. 174 |
Effect of Alternative Lighting Programmes During Rearing on Male Fertility | p. 174 |
Rearing Light Programmes and Post-peak Laying Performance | p. 175 |
Summary of Effects of Daylength upon Age at Sexual Maturity | p. 177 |
Temperature, Controlled Growth and Age at Sexual Maturity | p. 178 |
Effect of Age and Weight at Sexual Maturity upon Egg Production | p. 180 |
Effect of Age at Sexual Maturity on Egg Weight | p. 182 |
The Effect of Egg Weight on Growth | p. 184 |
Factors Affecting Optimum Age at Sexual Maturity | p. 185 |
Sexual Maturity of Egg-laying Breeds | p. 186 |
Dietary Regime for Birds on Restricted Feed | p. 187 |
Husbandry During Controlled Rearing | p. 188 |
References | p. 190 |
Management of Breeding Ducks | p. 192 |
Environment | p. 192 |
Nutrition | p. 196 |
Controlling Egg Weight | p. 198 |
Housing | p. 202 |
Furniture and Equipment | p. 203 |
Preparing Accommodation for Parent Stock or Laying Ducks | p. 204 |
Transporting and Housing Parent Stock and Laying Ducks | p. 204 |
Routine Husbandry of Parent Stock and Laying Ducks | p. 205 |
Weekly Routines | p. 206 |
Second Lay | p. 206 |
Broodiness | p. 207 |
Breeding Performance | p. 207 |
References | p. 211 |
Fertility and Hatchability | p. 212 |
Effects of Selection | p. 212 |
Fertility | p. 213 |
Hatchability | p. 213 |
Shell Structure and Weight Loss | p. 213 |
Controlled Growth and Daylength | p. 217 |
Lighting for Males | p. 222 |
Season and Hatchability | p. 222 |
Egg Quality | p. 225 |
Husbandry | p. 225 |
Improving Hatchability | p. 226 |
References | p. 228 |
Genetic Improvement | p. 229 |
Objectives for Egg-producing Ducks | p. 229 |
Methods of Selection for Egg Production | p. 230 |
Objectives for Meat-producing Ducks | p. 230 |
Methods of Selection for Meat Production | p. 231 |
Selection of Sire Lines | p. 232 |
Selection of Dam Lines | p. 233 |
References | p. 234 |
Index | p. 235 |
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