21 
Period. Ration. Water drank: lbs. 
Ann Emm. 
Nov. 9-24 Hay and 4 lbs. meal. 70 63 
Nov. 25-—Dec. 10 do 104 76 
Dec. 11-26 do 123 82 
Dec. 27—Jan: 11 do 110 65 
Jan, 12-27 do 98 44 
Jan. 28-Feb. 12 " do 107 50 
Feb. 13-28 do. 110 60 
Mar. 1-16 do iw! 57 
Mar. 17—April 1 do 127 79 
April 2-17 do 126 78 
The weight of water drank per cow, at different times, 
are as follows : 
18838. AVERAGE OF FOUR cows. 
Period. Ration. Average wt. of water 
drank daily: lbs. 
Jan. 1-7 Hay, meal, shorts. 63.6 
“ 8-14 Hay, shorts. 65.0 
** 15-19 Hay, gluten meal. 53.9 
*€ 20-25 Hay, meal. 52 2 
** 26-Feb. 3 Hay, meal, ensilage. 25.5 
Feb. 4-11 Ensilage. 2.6 
‘© 12-17 Hay, meal, shorts. 50.5 
1884. AVERAGE OF TWo cows. 
Sept. 17-25 Hay. 85.2 
Nov. 4-12 Hay. 60.1 
Jan. 11-24 Corn fodder, meal, shorts. 48.3 
‘¢ -25-Feb. 10 = Ensilage, meal, shorts. 3.8 
Feb. 11-16 Soja bean, meal, shorts. 50.2 
27-29 Hay, meal, shorts. 62.6 
Mar. 1-13 Hay, meal, shorts, potatoes. 32.6 
1885. AVERAGE OF TWO cows. 
Noy. 9-24 Hay and meal. 66.6 
** 25-Dec. 10 Hay and turnips. 49.6 
Dec. 11-26 Hay and cotton seed meal. 80.4 
‘* 27 Jan. 11 = Hay. 73.5 
Jan, 12-27 Ensilage. 10 
** 28-Feb. 12 Ensilage and meal. 13 
Feb. 13-28 Hay and meal. SO 
Mar. 1-Feb. 16 Hay and turnips. 71 
Feb. 17-Apr. 1 Hay and cotton seed meal. 94 
Apr. 2-17 
Hay. 
99 

The general teaching of these trials is therefore that a 
water supply should be sufficient to furnish an average of 
about 8 gallons daily per head for the cows kept, in order to 
be assured of a full supply. 
INFLUENCE OF DISTANCE FROM CALVING ON MILK YIELD. 
In experimenting upon the feeding of milch cows it is 
often necessary to be able to calculate the extent to which 
the flow may decrease under the influence of distance from 
