THE POULTRY DOCTOR. 35 



Roup family of ailments. Remedies can but be sug- 

 gested : Hepar sulph. and Spongia on alternate days 

 may cure, or Calcarea carb., given alone. 



Core. 



Core consists of the formation of an excrescence in 

 the gullet or alvine passage. It is generally brownish- 

 yellow in color, but varies in this respect. Arsenicum, 

 Mercurius and Silicea are the three remedies mostly 

 indicated. The disease is difficult to detect owing to 

 its situation. 



Coryza or Catarrh. 



This is not at all an uncommon complaint, and it 

 causes considerable losses, being also one of the difficul- 

 ties sometimes classed as Roup. With pigeons it often 

 occurs during moulting, and is contagious, and some- 

 times plays havoc in the pigeon roost. Pigeons suffer- 

 ing from coryza keep their bills open, and a yellow- 

 looking mucus may be seen in the nostrils ; the mouth 

 also looks yellow. If the disease is noticed in time, 

 remove the infected bird, but if a number are affected, 

 it is better to treat the whole lot. Mercurius viv. will 

 generally cure ; a dozen pellets dissolved in clean drink- 

 ing water, or the water used in mixing soft food. Con- 

 tinue until cured, or if no improvement is noticeable in 



