Diseases 291 



ventive treatment has been more effective than reme- 

 dial. As soon as the disease appears, remove all ewes 

 that have not yeaned to a clean stable, thoroughly 

 disinfect their udders and keep the floor of the new 

 stable freshly bedded. It is a wise precaution also 

 to sprinkle the stable floor frequently with a good 

 disinfectant. Lambs that die with this trouble 

 should be buried deeply or burned, and the stable 

 thoroughly disinfected before other lambs are allowed 

 to be born in it. 



Joint-ill. — This is an infectious trouble. In- 

 fection enters through the navel soon after birth. 

 Remedial treatment is of little value. Whenever 

 one case appears, it should be taken as a warning 

 that the stable is infected. Thorough cleansing of 

 the stable or bandaging each lamb as born so as to 

 protect it against infection is the only safeguard. 

 If the season is far enough advanced to make out- 

 door yeaning safe, turn the flock upon the pasture 

 and keep all the newly born lambs away from the 

 infected stable. 



Lamb cholera. — This malady is sometimes a very 

 fatal scourge in flocks, and its cause is not yet known. 

 It attacks lambs six to ten weeks old. They may 

 be in stables or on pasture. The only constant 

 condition that I have discovered is that it attacks 

 only fat lambs. But not all fat lambs by any means 

 are attacked. The lamb dies in a spasm, usually 

 so soon after the attack as to escape notice. The 



