CONTENTS. vit 



Lecture. Page. 



XVII. WOUNDS. 



Bad treatment, bleeding, sewing, bandaging, washing, dry 

 treatment, maggots, suggestions 75 



CAUSE AND PREVENTION. 



XVIII. CAUSES AND PREVENTION OE DISEASE. 



Contagmm. — The individual bacterium, plagues in history, 

 dissemination, development of outbreaks, body entrance, 

 method of injury, destroyed in nature 78 



XIX. DISINFECTION. 



Purpose, sources of infection, thoroughness, attendants, 

 how to burn a carcass. Common disinfectants, and 

 methods of disinfecton 82 



XX. CAUSES AND PREVENTION OF DISEASE. 



Heredity. — Theory, in and in breeding. 



Air. — Impurities, relation to disease, standards of purity, 

 ventilation 85 



XXI. CAUSES AND PREVENTION OF DISEASE. 



Food. — Excess, deficiency, bulk, quality, balance, intervals. 



parasites, changes. 

 Water. — Excess, deficiency, parasites, sewage, intervals. ... 88 



XXII. CAUSES AND PREVENTION OF DISEASE. 



Parasitism. — General classes, how nourished, effect on host, 



general prevention, general treatment. 

 External parasites. — Mite diseases, causes, classification, 



general treatment, general prevention 91 



XXIII. EXTERNAL PARASITES. 



Lice, ticks, ringworm. 



Internal parasites. — Bots, round worms, tape worms, treat- 

 ment 95 



XXIV. STOCK POISONING. 



Miscellaneous causes . 



Poisonous plants.— General considerations, general groups. 

 Sorghum, equisetum, wild cherry leaves 99 



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