CONTENTS 



PAGE 



INTRODUCTION vii 



PART I 

 THE MATERIALS OF NUTRITION 



CHAPTER I 



THE COMPONENTS OF PLANTS AND ANIMALS 3 



i. Dry matter; organic matter ; ash 3 



2. The carbohydrates 7 



3. Fats and related bodies. The Lipoids . . . .16 

 4. The proteins ........ .24 



5. The non-proteins 36 



6. Sundry ingredients . . . * . . . . -39 



CHAPTER II 



THE COMPOSITION OF ANIMALS AND OF FEEDING STUFFS . . 42 



i. The cell 42 



2. Animal tissues and organs 45 



3. The composition of he animal as a whole . . . .61 

 4. The composition of feeding stuffs 66 



PART II 

 THE PROCESSES OF NUTRITION 



CHAPTER III 



DIGESTION AND RESORPTION . . . . . . . -77 



i. The organs of digestion 77 



2. The chemistry of digestion ....... 89 



3. Resorption The feces 105 



4. The determination of digestibility in 



vii 



