50 BUTTER. 



in 1839, gave a pound of butter to each 9J imperial 

 quarts of new milk. 7 



In Derbyshire 8 a cow in pasture, giving 20 quarts 

 of milk, produced 34 ounces of butter, or in the pro- 

 portion of 1 pound to 9 T 4 ^ quarts. 



Hague 9 gives a table representing the results of 

 trials by different farmers in Ayrshire, as follows : 



Mr. Biirnet, Gadgirth 25 gallons of milk, give 8 Ibs. of butter. 



Mr. Alexander, Southtree... .22* " " " 9" 



Mr. Kankins 69 " " " 24" " 



Mr. Buttery, at Calder Bank, 6 Scotch pints of milk give 1 pound 

 butter. 



The proportion as indicated here is 1 pound to 

 15 quarts, except in the case of Mr. Buttery, where 

 we have 1 pound of butter to every 23^ pounds of 

 milk. 



We have also a few experiments made in America. 

 The cow Swinley, 10 imported in'1839, furnished in 4 

 days 102 pounds of milk, which made 5 pounds of 

 butter. This is the proportion of 1 to 20 ^ pounds. 



Mr. E. P. Prentice 11 is said to have had a cow which 

 gave 118 pounds of milk in three days, which pro- 

 duced 9 pounds 5 ounces of butter, a proportion 

 of 1 pound to 12 T ^. 



Mr. H. S. Collins 12 gives his proportion as 1 pound 

 butter to 8| to 10 quarts of milk. 



Mr. Allis, in the Report of the Agriculture of 

 Massachusetts for 1871-2, makes a statement of 60 



7 Journ. R. A. 8. i, 443. 8 Johnston's Ag. Chem. p. 537. 



9 How to Choose a Milch Cow, pp. 136, 139. 

 10 Farmers' Lib. iii, 305. Count. Gent. July 23, 1853. 



12 Report of Conn. Bd. of Ag. 1867, p. 146. 



