8 CONTENTS 



CHAPTER PAGE 



XVIII. Constitutional Vigor 92 



XIX. Summer Management 95 



XX. Building Up a Laying Strain 103 



XXI. Winter Egg Production 112 



XXII. Overcrowding 117 



XXIII. Advantages of Small Flocks 121 



XXIV. Intensive and Extensive Poultry 



Farming 124 



XXV. Proper Ventilation 130 



XXVI. Why Hens Don't Lay 136 



XXVII. Breaking Up a Broody Hen 138 



XXVIII. A General Overhauling 140 



XXIX. Inferior Food 144 



XXX. Supplying Green Foods 147 



XXXI. General Feeding 151 



XXXII. Marketing and Grading Eggs 154 



XXXIII. Fattening— Killing— Marketing ... 159 



XXXIV. Lice— Mites— Fleas 164 



XXXV. Causes of Disease 171 



XXXVI. Bowel Trouble in Chicks 174 



XXXVII. Leg- Weakness 178 



