200 MANURE. 



No animal affords more urine than the hog. Owing to a 

 peculiar volatile and unexamined substance, it gives plants 

 and roots a disagreeable taste. Fed on grains and bran, the 

 urine in 1000 lbs. affords, 



Water, 926. 



Urea, with a little slime and albumen, . . 56.40 

 Salts, common salt, muriate of potash, gyp- 

 sum, chalk, Glauber's salts, . . . ]7.60 



1000.00 



Fromberg has examined the urine of a sheep, and Von 

 Bibra that of the horse, ox, and pig. These later analyses 

 have been thus tabulated by Johnston : 



