THE DEADLY FLUKE WORM. 



305 



en trough containing 1 lb. each of arsenic and sodium 

 carbonate and 50 gallons of water ; or, 1 part copper sul- 

 phate to 50 parts of water. - Avoid beans and other forc- 

 ing food. Transfer flock to dry, upland pastures. 



F\g. 144. Foot four weeks after first or 

 febrile stage. 



Fig. 145. Bandage for 

 Foot-Rot. 



ROT OR FLUKE DISEASE 



Is caused- by a flat worm known as the fluke (Distoma 

 hepaticum or Fasciola hepaticum), which inhabits the 

 bile ducts of the liver, causing extensive inflammation, 

 from which result various organic changes, such as har- 

 dening and softening, leading in the end to destruction 

 of its function and, as a result, wasting, lack of blood, 

 dropsy, diarrhea, and death from exhaustion. When cold 

 nights follow warm days, many die from congestion of 

 the lungs as the result of chill. 



The worm is seldom more than an inch in length. It 

 is bisexual (hermaphrodite), and is propagated by eggs, 

 which are passed out with the bile and the dung in 



