DOMKsri. \\IMALS. 



The cow was foddered with after-math, hay and potatoes ; 

 the hoi>e with the same hay and oats. The quantitir ..i 

 . \\viv aeeiiratrly weighed, and their precise degree of 

 moi>tne.-s and their eomposition were detenniosd from uve- 

 <amples. The water drunk was measured, its saline 

 and rarthy cDiistitucnts liavin<r IMMMI prrviou.sly ascertained. 

 Tin- pxriviiH'iititious matters passed were of cours>' cullcftrd 

 \\itli the greatest care; the excrements, the urine, and the 

 milk \\riv weighed, and the constitution of the whole estima- 

 ted from elementary analyses of average specimens of each. 

 'Hi- results of the two experiments arc given in the table on 

 the next pa^-e. 



" The oxygen and hydrogen that are not accounted for in 

 l he sum of the products have not disappeared in the precise 

 proportions requisite to form water; the excess of hydrogen 

 amounts to as many as from 13 to 15 dwts. It is probahle that 

 this hydrogen of the food became changed into water by com- 

 bining during respiration with the oxygen of the air." 



