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The Effect of Genetic Variance on Nutritional Requirements of Animals

The Effect of Genetic Variance on Nutritional Requirements of Animals

Proceedings of a Symposium

  • Publisher: National Academies Press
  • ISBN: 9780309023429
  • eISBN Pdf: 9780309540247
  • Place of publication:  United States
  • Year of digital publication: 1975
  • Month: January
  • Pages: 130
  • Language: English
  • The Effect of Genetic Variance on Nutritional Requirements of Animals
  • Copyright
  • Preface
  • Contents
  • Introduction
  • Genetic Variation in Nutrition of Cattle for Meat Production
    • ABILITY TO DIGEST NUTRIENTS
    • NUTRIENT REQUIREMENTS FOR MAINTENANCE
    • SPECIFIC NUTRIENT REQUIREMENTS FOR NORMAL HEALTH AND PRODUCTIVITY
    • SPECIFIC NUTRIENT REQUIREMENTS FOR OPTIMUM EFFICIENCY OF PRODUCTION
    • METABOLIC PATHWAYS OF FEED UTILIZATION
    • ABILITY TO CONSUME FEED
    • FEED REQUIRED PER UNIT OF GAIN IN LIVE WEIGHT AND CARCASS COMPONENTS
    • SUMMARY AND CONCLUSIONS
    • Literature Cited
  • Genetic Variation in Nutrition of Dairy Cattle
    • GENETIC DIFFERENCES IN DIRECT MEASURES OF EFFICIENCY
      • Breed Differences
      • Heritabilities
      • Crossbreeding
      • Sampling Parts of the Lactation to Estimate Total-Lactation Efficiency
    • GENETIC DIFFERENCES IN CONSUMPTION
    • CORRELATED RESPONSES
    • GENOTYPE BY ENVIRONMENT INTERACTION
      • Designed Experiments Not Using Twins
      • Designed Experiments Using Twins
      • Genotype by Environment Interaction from Field Data
    • RELATED CONSIDERATIONS
    • Literature Cited
  • Genetic Variation in Nutritional Requirements of Poultry
    • FACTORS INFLUENCING EFFICIENCY OF FEED UTILIZATION
      • Digestion and Absorption
      • Utilization of Metabolizable Energy
    • VARIATIONS IN PROTEIN AND AMINO ACID REQUIREMENTS
      • Egg Production
    • AMINO ACIDS
      • Arginine
      • Lysine
      • Methionine
    • VARIATIONS IN VITAMIN REQUIREMENTS
      • Thiamin
      • Riboflavin
      • Nicotinic Acid
      • Vitamin D
      • Other Vitamins
    • INORGANIC ELEMENTS
    • WATER METABOLISM
    • GENETIC VARIATION IN PHYSIOLOGICAL TRAITS RELATED TO NUTRITION
      • Discussion
    • ACKNOWLEDGMENT
    • Literature Cited
  • Genetic Variation in Nutrition of Sheep
    • HERITABILITY OF FEED EFFICIENCY
    • RELATIONS OF FEED EFFICIENCY TO OTHER TRAITS
    • BODY COMPOSITION AND WEIGHT
    • ENERGY REQUIREMENTS
    • MINERAL REQUIREMENTS
    • MILK PRODUCTION
    • LAMB PRODUCTION
    • WOOL PRODUCTION
    • GENETIC-ENVIRONMENTAL INTERACTIONS
    • BREED DIFFERENCES
    • SUMMARY AND RECOMMENDATIONS
    • Literature Cited
  • Genetic Variation in Nutritional Requirements of Swine
    • BREEDS AND TYPE
    • SEX
    • PROTEIN
    • PLANE OF NUTRITION OR ENERGY LEVEL AND MANAGEMENT SYSTEM
    • HORMONES AND ENZYMES
    • CONCLUSION
    • Literature Cited

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  • Loan duration: 21 days
  • Format: PDF

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