58 THE FARM D0C7VR. 



devoted to the raising of vegetables to be eaten raw. Avoid 

 raw meat, especially pork, even if salted and smoked, and 

 underdone meat and sausages, also well-water from gravelly 

 soils in the vicinity of habitations. 



MEASLLS IN CATTLE. 



This consists in the presence in the muscles of cattle, 

 especially young ones, of a cystic parasite two to four lines in 

 length (CysticercHS Mediocanellafa), which as a mature tape- 

 worm (Tcem'a Mediocancilata) inhabits the human bowels. 



Fig. 6. — Head of Tgenia Mediocanellata, magnified. 



When the eggs were given experimentally to calves they caused 

 stiffness, wasting, and death in three weeks. Or improvement 

 began at the end of a fortnight and terminated in an apparent 

 recovery, the live cysts of course remaining in the muscles 

 and ready to develop into their adult form when eaten by man. 

 Under prevention and treatment might be repeated what is 

 stated under measles of swine, merely substituting ihe word 

 cattle for pigs. The current practice of eating raw beef-ham 

 is especially reprehensible. 



TAPE- WORM OF SHEEP AND CATTLE. 



Tcenia Expansa is the name oi this worm, which causes 

 great loss in some localities in America, as well as in Australia, 

 Germany, etc. Its cystic form is unknown, therefore we can 

 only check its increase by watching what sheep pass the ripe, 

 detached segments, shutting them up, expelling the worm by 



