04860nam 2200661Ia 450 991081326060332120200520144314.01-280-24607-397866102460760-309-53374-00-585-14913-5(CKB)110986584750598(OCoLC)43477128(CaPaEBR)ebrary10060477(SSID)ssj0000144419(PQKBManifestationID)11150742(PQKBTitleCode)TC0000144419(PQKBWorkID)10145922(PQKB)10704198(MiAaPQ)EBC3376877(Au-PeEL)EBL3376877(CaPaEBR)ebr10060477(CaONFJC)MIL24607(OCoLC)940510299(EXLCZ)9911098658475059820040926d1981 my 0engurcn|||||||||txtrdacontentcrdamediacrrdacarrierEffect of environment on nutrient requirements of domestic animals /Subcommittee on Environmental Stress, Committee on Animal Nutrition, Board on Agriculture and Renewable Resources, Commission on Natural Resources, National Research Council1st ed.Washington, D.C. National Academy Press19811 online resource (xvi, 152 pages) illustrations, chartsBibliographic Level Mode of Issuance: Monograph0-309-03181-8 Includes bibliographical references.Effect of Environment on Nutrient Requirements of Domestic Animals -- Copyright -- PREFACE -- Contents -- INTRODUCTION -- I FARM ANIMALS AND THE ENVIRONMENT -- Animal-Environment Interactions -- THERMAL BALANCE -- EFFECTIVE AMBIENT TEMPERATURE -- THERMAL ZONES -- Environment-Nutrition Interactions -- PARTITIONING OF FEED ENERGY -- DIGESTIBILITY AND METABOLIZABILITY -- Basal Metabolism -- Feed Intake -- DAIRY COWS -- DAIRY HEIFERS -- FEEDLOT CATTLE -- SHEEP -- SWINE -- POULTRY -- Forage-Temperature Interaction on Feed Intake -- TEMPERATURE EFFECTS -- LIGHT INTENSITY -- FORAGE QUALITY -- Water-Environment Interactions -- WATER SOURCES -- WATER LOSSES -- FACTORS AFFECTING WATER INTAKE -- Differences Among Species -- Physiological State -- Frequency of Watering -- Water Temperature -- Air Temperature -- Cattle -- Sheep -- Swine -- Poultry -- Nutritional Efficiency -- II APPROACHES FOR PRACTICAL NUTRITIONAL MANAGEMENT -- Beef Cattle -- INTRODUCTION -- VOLUNTARY FOOD INTAKE -- WATER NEEDS -- NUTRIENT VALUES OF FEEDSTUFFS -- ADJUSTMENTS TO MAINTENANCE ENERGY REQUIREMENT -- Adjustment to Maintenance Energy Requirements for Metabolic Acclimatization -- Adjustment in Maintenance Energy Requirements for Immediate Heat or Cold Stress -- Heat Stress -- Cold Stress -- ADJUSTMENTS TO NONENERGY COMPONENTS -- SUMMARY OF ADJUSTMENTS FOR ENVIRONMENTAL STRESS FOR BEEF CATTLE -- EXAMPLES OF ENVIRONMENTAL INFLUENCES ON NUTRITION OF BEEF CATTLE -- Example 1 -- Example 2 -- Dairy Cattle -- INTRODUCTION -- THERMAL ZONES FOR DAIRY CATTLE -- FEED INTAKE AND ENERGY REQUIREMENTS DURING COLD STRESS -- Calves -- Heifers (6 Months to First Parturition) -- Lactating Cows -- FEED INTAKE AND ENERGY REQUIREMENTS DURING HEAT STRESS -- Calves -- Heifers -- Lactating Cows -- SUMMARY -- Sheep -- INTRODUCTION -- THERMAL ZONES FOR SHEEP -- ENVIRONMENTAL EFFECTS ON FEED ENERGY INTAKE.NUTRIENT DIGESTIBILITY -- ENERGY REQUIREMENT DURING COLD STRESS -- ENERGY REQUIREMENT DURING HEAT STRESS -- THERMAL EFFECTS ON PROTEIN REQUIREMENT OF SHEEP -- ENVIRONMENTAL EFFECTS ON LAMB PERFORMANCE -- MISCELLANEOUS ENVIRONMENTAL FACTORS AFFECTING NUTRITION OF SHEEP -- SUMMARY -- Swine -- INTRODUCTION -- LOWER CRITICAL TEMPERATURE -- COLD STRESS -- HEAT STRESS -- SUMMARY -- Poultry -- INTRODUCTION -- POULTRY ENVIRONMENT -- FEED INTAKE AND NUTRIENT REQUIREMENTS -- EFFICIENCY OF EGG PRODUCTION -- FEED INTAKE -- PERFORMANCE -- ACCLIMATION -- CARCASS COMPOSITION -- NUTRIENT ADJUSTMENTS -- ESTIMATING ME REQUIREMENT FOR LAYING HENS -- WATER -- VITAMIN A -- SUMMARY -- EPILOGUE -- REFERENCES.Environment on nutrient requirements of domestic animalsAnimal nutritionTemperaturePhysiological effectStress (Physiology)Veterinary physiologyAnimal nutrition.TemperaturePhysiological effect.Stress (Physiology)Veterinary physiology.636.08/52National Research Council (U.S.).Committee on Animal Nutrition.Subcommittee on Environmental Stress.MiAaPQMiAaPQMiAaPQBOOK9910813260603321Effect of environment on nutrient requirements of domestic animals3973314UNINA