Contents. 



Preface iii 



Introduction i v 



Section I. Relation of Plant to Animal Life and Chemical 



Elements Needed by Plants i 



Section II. Composition of the Dry Matter of Plants and 



Animals 6 



Section III. Water and Dry Matter in Plants and Animals 9 



Section IV. Ash in Plants 13 



Section V. Ash in Animals 18 



Section VI. Protein in Plants and Animals 22 



Section VII. Nitrogen Free Compounds 26 



Section VIII. Composition of Farm Animals 31 



Section IX. Physiology of Digestion 36 



Section X. The Circulation of Digested Food 45 



Section XI. Conditions Governing Digestibility 51 



Section XII. The Nutrients and Their Functions 56 



Section XIII. Feed Stuffs as a Source of Energy 60 



Section XIV. Natural Stock Feeds 65 



Section XV. Commercial Feeds 74 



Section XVI. Commercial Feeds, Continued 83 



Section XVII. Classes of Commercial Feeds 90 



Section XVIII. Classes of Commercial Feeds, Continued 98 



Section XIX. Peed Stuff Laws and Feed Adulterants 105 



Section XX. A Few Remarks about Feed Stuffs 113 



Sectioli XXr. Composition and Digestible Nutrients of Feed Stuffs 



and the Nutritive Ratio 121 



Section XXII. Feeding Standards 136 



Section XXIII. How to Balance a Ration and Terms of a Nutritive 



Ratio J42 



Section XXIV. Amounts of Roughage and Concentrates to Feed. . . 147 



Section XXV. How to Improve and Reduce the Cost of Rations . . 152 



Section XXVI. Table of Amounts of Dry Matter and Digestible 



Nutrients in Feed Stuffs. 157 



Section XXVII. Standards for Milch Cows 173 



Section XXVIII. Computation of Rations According to Energy Values 179 



Section XXIX. Feed and Care of Dairy Cows 188 



Section XXX. Feed and Care of Fattening Cattle 207 



Section XXXI. Feed and Care of Horses 211; 



Section XXXII. Feed and Care of Sheep 22^ 



Section XXXIII. Feed and Care of Swine 23s 



Section XXXIV. Feed and Care of Young Farm Animals 246 



Section XXXV. Feed and Care of Poultry 255 



Section XXXVI. Standards and Rations for Poultry 261 



Section XXXVII. The Importance of Raising Live-Stock and the 



Fertilizing Constituents in Feeds 269 



Section XXXVIII. Cropping Systems for Stock Farms. The State 



Agricultural Experiment Stations 278 



