Table of contents for Nutrient requirements of horses / Committee on Nutrient Requirements of Horses, Board on Agriculture and Natural Resources, Division on Earth and Life Studies, National Research Council of the National Academies.

Bibliographic record and links to related information available from the Library of Congress catalog.

Note: Contents data are machine generated based on pre-publication provided by the publisher. Contents may have variations from the printed book or be incomplete or contain other coding.


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Contents
	SUMMARY	S-1
	1	ENERGY	1-1
	2	CARBOHYDRATES	2-1
	3	FATS AND FATTY ACIDS	3-1
	4	PROTEINS AND AMINO ACIDS	4-1
	5	MINERALS	5-1
	6	VITAMINS	6-1
	7	WATER AND WATER QUALITY	7-1
	8	FEEDS AND FEED PROCESSING	8-1
	9	FEED ADDITIVES	9-1
	10	FEED ANALYSIS	10-1
	11	FEEDING BEHAVIOR AND GENERAL CONSIDERATIONS FOR FEEDING MANAGEMENT	11-1
12	UNIQUE ASPECTS OF EQUINE NUTRITION	12-1
	13	DONKEYS AND OTHER EQUIDS	13-1
14	RATION FORMULATION AND EVALUATION	14-1
	15	COMPUTER MODEL TO ESTIMATE REQUIREMENTS	15-1
NUTRIENT REQUIREMENT TABLES	16-1
FEED COMPOSITION TABLES	16-X
COMPOSITION OF MARES¿ MILK	16-X
TABLE OF CONVERSIONS	16-X
APPENDIXES
	A	COMMITTEE STATEMENT OF TASK	EM-1
	B	ABBREVIATONS AND ACRONYMS	EM-2
	C	COMMITTEE MEMBER BIOGRAPHIES	EM-3
	D	BOARD ON AGRICULTURE AND NATURAL RESOURCES
		PUBLICATIONS	EM-6
INDEX	XXX
Tables and Figures
TABLES
	1-1	Summary of Studies that Measured Heat Production in Horses at Maintenance	XXX
	1-2	Three Proposed levels of DE Intake for Maintenance in Adult Horses as Compared to the Previous Recommendation	XXX
	1-3	Lower and Upper Critical Temperatures in Horses	XXX
	1-4	Effect of Age on the Amount of DE Required per kilogram of Gain for Growing Horses 	XXX
	1-5	Summary of Estimates of the Relationship Between Age and Percentage of Mature Body Weight in Growing Horses	XXX
	1-6	Body Weights Predicted by Equation 1-3 and Expected Mature Body Weight and Body Weights Estimated in the Previous NRC for Growing Horses	XXX
	1-7	A Condition Scoring System for Horses	XXX
	1-8	Estimated Oxygen Consumption and Net Energy Utilization of a 500-kg Horse Ridden by a 50-kg Rider at Various Heart Rates	XXX
	1-9	Hypothetical Weekly Net Energy Expenditure of a 500-kg Horse Used for Recreational Riding	XXX
	1-10	Example Weekly Workloads of Horses in the Light, Moderate, Heavy, and Very Heavy Exercise Categories	XXX	
	1-11	Estimated Increase in DE Intake Necessary to Change the Condition Score of a 500-kg horse from 4 to 5	XXX
	2-1	Neutral Detergent Fiber, Nonfiber Carbohydrate, and Nonstructural Carbohydrate Composition of Selected Feedstuffs on a Dry Matter Basis	XXX
	2-2	Carbohydrate Composition of Selected Feed Ingredients	XXX
	7-1	Estimated Water Needs of Horses	XXX
	7-2	Guidelines for Total Dissolved Solids or Total Soluble Salts	XXX
	7-3	Water Hardness Guidelines	XXX
	7-4	Generally Considered Safe Upper Level Concentrations of Some Potentially Toxic Nutrients and Contaminants in Water for Horses	XXX
	8-1	Estimated Voluntary Fresh Matter Intake and Voluntary Dry Matter Intake of Fresh Herbage	XXX
	8-2	Contents of Digestible Energy and Protein and Apparent Dry Matter and Protein Digestibilities of Various Fresh Forages by Horses	XXX
	8-3	Estimated Voluntary Dry Matter Intake of Various Hays by Horses and Ponies	XXX
	8-4	Apparent Dry Matter, Organic Matter, Energy, Protein and Fiber Digestibilities of Various Hays in Horses	XXX
	8-5	Voluntary Dry Matter Intakes of Ensiled Forages by Ponies and Horses	XXX
	8-6	Apparent Dry Matter, Organic Matter, Protein, and Energy Digestibility of Ensiled Forages by Ponies	XXX
	8-7	Fatty Acid Composition of Some Fats and Oils Available for Use in Equine Feeds	XXX
	8-8	Amino Acid Contents of Some Horse Feed Ingredients and Forages	XXX
	8-9	Supplemental Vitamin Sources	XXX
	8-10	Comparison of Small Intestinal Starch Digestibility of Processed Corn	XXX
	8-11	Comparison of Small Intestinal Starch Digestibility of Processed Oats	XXX
	8-12	Comparison of Small Intestinal Starch Digestibility of Processed Oats and Barley	XXX
	8-13	Comparison of Small Intestinal Digestibility of Grains	XXX
	8-14	Comparison of Small Intestinal Starch Digestibility of Grains Fed at Moderate Intakes	XXX
	8-15	Comparison of Small Intestinal Nitrogen Digestibility of Diets Containing Micronized and Crimped Oats and Sorghum	XXX
	8-1A	Selected Terminology Related to Feed Identification and Processing	XXX
	9-1	AAFCO Feed Ingredient Definitions for Organic Mineral Products	XXX
	11-1	Summary of Ranges of Reported Average Voluntary Dry Matter Intakes of Selected Feedstuffs	XXX
	11-2	Foraging Criteria by Horses Provided Various Feeds	XXX
	12-1	Guidelines for Feeding Horses during Cold Weather	XXX
	12-2	Guidelines for Feeding Horses during Hot Weather	XXX
	12-3	Grasses That May Contain Excessive Amounts of Oxalates	XXX
	13-1	Comparative Energy Expenditures in Horses and Donkeys	XXX
	13-2	Chemical Composition of Donkey¿s Milk and Other Animal Species	XXX
	13-3	Daily Rations for Adult Donkeys	XXX
	13-4	Estimated Nutrient Intakes for Adult Donkeys Consuming Diets Based on Poor or Good Quality Forage	XXX
	13-5	Wild Equids Found in Zoological Parks	XXX
	13-6	Diet Ingredients and Nutrient Composition of Typical Diets Fed to Wild Equids in Zoological Parks	XXX
	13-7	Digestibility Coefficients, Organic Matter Intake, Organic Matter, and Cell Wall Extraction by Wild Equids	XXX
	14-1	Feed Ingredient Nutrient Composition	XXX
	14-2	Example Estimates for Nutrient Requirements	XXX
	14-3	Comparison of Nutrient Intake and Estimated Requirement	XXX
	14-4	Feed Ingredient Nutrient Composition	XXX
	14-5	Example Intake Limit and Estimated Nutrient Requirements	XXX
	14-6	Comparison of Nutrient Intake and Estimated Requirements	XXX
	14-7	Targeted Nutrient Concentration of the Example Concentrate	XXX
	14-8	Nutrient Composition of Feedstuffs	XXX
	14-9	Nutrient Concentration of an 80:20 Mix of Grain One and Grain Two	XXX
	14-10	Comparison of Nutrient Densities of Grain Mix and Protein Supplement with the Targeted Nutrient Densities for the Concentrate	XXX
	14-11	Comparison of Nutrient Densities of Grain Mix, Protein Supplement, and Mineral One with the Targeted Nutrient Densities for the Concentrate	XXX
	14-12	Comparison of the Nutrient Densities of the Formulation with the Targeted Nutrient Densities for the Concentrate	XXX
	14-13	Formulated Concentrate Constituents on a Dry Matter and As-Fed Basis	XXX
	16-1	Daily Nutrient Requirements of Horses (Mature Body Weight of 200 kg)	XXX
	16-2	Daily Nutrient Requirements of Horses (Mature Body Weight of 400 kg)	XXX
	16-3	Daily Nutrient Requirements of Horses (Mature Body Weight of 500 kg)	XXX
	16-4	Daily Nutrient Requirements of Horses (Mature Body Weight of 600 kg)	XXX
	16-5	Daily Nutrient Requirements of Horses (Mature Body Weight of 900 kg)	XXX
	16-6	Nutrient Composition of Selected Feedstuffs	XXX
	16-7	Compositions of Inorganic Mineral Sources	XXX
	16-8	Research Findings on Composition of Mare's Milk	XXX
	16-9	Conversion Factors	XXX
FIGURES
	1-1	Energy Flow Diagram	XXX
	1-2	Comparison of DE Intakes of Growing Horses	XXX
	1-3	Effect of Age on DEm in Growing Horses	XXX
	1-4	Relationship between Age and the Amount of DE Required above Maintenance per kilogram of Gain in Growing Horses	XXX
	1-5	DE Intakes of Growing Horses as Predicted By Equation 1-4 and Actual Intakes Reported in the Literature	XXX
	1-6	Fetal Weight as a Percent of Birth Weight During Gestation	XXX
	1-7	Comparison of Two Equations (1-5b and 1-5d) that Predict Fetal Weight as a Percent of Birth Weight	XXX
	4-1	Regression of Means from Nitrogen Digestibility Studies for Sedentary Horses	XXX
	4-2	Regression of Means from Nitrogen Digestibility Studies Evaluating Foregut versus Total Tract Digestibility of Nitrogen	XXX
	4-3	Relationship between Calculated Available Protein Intake and Digestible Protein Intake.	XXX
	4-4	Linear and Non-Linear Regression for Nitrogen Balance for Horses at Maintenance	XXX
	10-1	Dietary Carbohydrate Terminology	XXX

Library of Congress Subject Headings for this publication:

Horses -- Nutrition -- Requirements.
Horses -- Feeding and feeds.