108 EXPERIMENT STATION. [Jan. 



twenty-seven honrs elapsed before the first faeces from a normal 

 ration were excreted. 



Observations at this Station. 



In order to note the effect of molasses in increasing peristalsis, 

 thereby causing a less complete digestion of the food, a number 

 of observations were made using lampblack as an indicator. 



October 21, at 4 p.m.. Sheep III., receiving hay, gluten feed, 

 salt and 200 grams of molasses, was fed in addition 10 grams of 

 lamjDblack. The first indication in the fseces appeared at 1 p.m. 

 on the following day, — twenty-one hours after feeding. The 

 lamjDblack could be observed in the fasces until 4 p.ini. of October 

 25, — some four davs thereafter. 



October 27, at 4 p.m.^ and October 28, at 7 a.m.^ Sheep II., 

 receiving a ration of hay, gluten feed and salt, was given in 

 addition a total of 10 grams of lampblack. Indications of the 

 lampblack first appeared at 2 p.m. on the following day, Octo- 

 ber 28, — twentv hours after the first feeding. At the same 

 time Sheep IV., receiving hay, gluten feed, salt and 200 grams 

 of molasses, was given in addition 15 grams of lampblack, which 

 first appeared in the faeces at 4 p.m. of the following day, — 

 twenty-two hours later. 



November 6, at 5 p.m., and November 7, at 7 a.m.. Sheep I., 

 receiving a ration of hay, gluten feed and salt, was fed in addi- 

 tion with 10 grams of lampblack, which first appeared in the 

 faeces at noon on November 7, — nineteen hours later. This 

 lampblack was noticed in the faeces until noon of November 12, 

 nearly six days (one hundred and thirty-nine hours) after the 

 first was given. 



November G, at 5 p.ini., and November 7, at 7 a.m.. Sheep IV., 

 receiving a ration of hay, gluten feed, salt and 200 grams of 

 molasses, was given in addition a total of 15 grams of lampblack. 

 It first appeared at 7 a.m., November 7, — fourteen hours later, 

 — and disappeared at 7 a.m., November 12, — one hundred and 

 thirty-four hours later. 



November 7, at 4 p.m., and November 8, at 7 a.im.. Sheep II., 

 receiving a ration of hay, gluten feed and salt, was given in 

 addition 10 grams of lampblack. The first indication of lamp- 



