REPORTS OP DELEGATES. 107 



pail with milk, and the proportion of solid manure to the food 

 consumed, will be a guide to practice in the future. 



December 17th, 1851, commenced feeding two cows about 

 seven months after calving ; the cows were gravid and expected 

 to calve about the last of March next; live weight, 1,600 

 pounds ; one of them forty-four, the other thirty-one months 

 old. Each trial continued five days : — 



First five days' fed on two per cent, of live weight of 

 cut hay, daily, ....... 



Two lbs. Indian meal, hay value, .... 



Hay value of daily food, ..... 



Hay value of five days' food, ..... 



Cost of five days' food, hay at one-half cent .per lb., 



Milk in five days, ....... 



Cost of milk, hay at one-half cent a pound, 1.616 cents the 



pound, or 3.232 cents the wine quart. 



Second Trial. 



Fed five days on 21- per cent, of live weight of cut 



hay, daily, ....... 40 lbs. 



Cut hay in five days, ...... 200 " 



Cost of five days' food, hay at one-half cent per lb., $1 00 



Milk in five days, ....... 60 lbs. 



Cost of milk, hay at one-half cent per pound, 1.666 cents the 

 pound, or 3.332 cents the wine quart. 



These trials show that two pounds of Indian meal are very 

 nearly equal to one-half per cent, of live weight of hay, or that 

 one pound of meal is equal, nearly, to four pounds of good 

 English hay. 



Third Trial. 



Fed five days on cut hay, . . . . . 16 lbs. 



Thirty-two lbs. oat straw, hay value, . . . 16 " 



Two lbs. Indian meal, hay value, .... 8 " 



Hay value of food daily, . . . . . 40 " 



Hay value of food five days, ..... 200 " 



Cost of five days' food, hay at one-half cent per lb., $1 00 



Deduct five lbs. hay and straw not consumed, . 2.5 



Milk in five days, 50 lbs., . . . . . 97.5 



