DISEASES OF THE DIGESTIVE ORGANS. 27 



Relief must be given as quickly as possible, as there 

 is danger of suffocation. 



This can often be accomplished by manipulating the 

 sides of the the throat carefully in such a manner as 

 to work the obstruction upward into the mouth. This 

 can be facilitated by pouring a little sweet oil into 

 the throat. Occasionally it may be necessary to use 

 blunt forceps. 



IMPACTION OF THE CROP— CROP BOUND OR PARALYSIS 



OF THE CROP. 



This is a condition in which the walls of the crop 



become partially paralyzed because of the organ being 



distended with coarse, bulky or indigestible food, or 



it may be brought about by depriving the bird of food 



for a considerable length of time, and then allowing all 



it can eat. 

 Still another cause is ''Aberration of the Appetite" 



which means an abnormal appetite, in which case the 

 fowl will seek indigestible food, such as leaves, straw, 

 etc., or at times it will eat very little; then again will 

 eat large quantities of food which, by being retained, 

 ferments and greatly aggravates matters. 



Symptoms: The patient appears dull and its move- 

 ments are sluggish; the crop is fnll, sometimes dis- 

 tended to an enormous size and will feel more or less 

 hard, and when fermentation of the contents has tak- 

 en place a sour liquid may escape from the mouth, es- 

 pecially when the bird is held with the head down; 

 the comb becomes pale or dark and if relief is not af- 



