49 



The first trial was with 13 pijj^s, tVoiii 5 to 5.^ moiitlis old at the hejjiti- 

 iiiii^- of tiie trial, and lasted lioiii November 17 to Decenilier liU. The 

 fjraiii mixture consisted of equal paits of (;orn iiu'al and shorts. The 

 four lots of 3 i)igs each received the following rations: Lot I, jLjrain 

 mixture and water; lot II, li i)ounds of whey to 1 [tound of jfiain mix- 

 ture; lot III, 9 i)Ounds of whey to 1 pound of grain mixture ; and lot 

 IV, 10 pounds of whey to 1 pound of shorts, 



Tiie second and third trials extended from February 2'.> to INIarch 30. 

 The same pigs were used in the second trial as had been used in the 

 first, but the division into four lots was such as to form new groups. 

 Sixteen pigs, about months old, were used in the third trial, and 

 were divided into four lots. The grain mixture in both trials consisted 

 of one part by weight of corn meal to two of either shorts or middlings 

 The several lots in both trials were fed as follows: Lots I, grain mix- 

 ture and water; lots IT, 3 pounds of whey to 1 pound of grain mixture; 

 lots III, () pounds of whey to 1 [)ound of grain mixture; and lots IV, 

 10 pounds of whey to 1 pound of grain mixture. 



In the fourth trial, i)igs, about 9 months old, were divided into two 

 e(iual lots, and fed liom March 2 to March 30, as follows: Lot 1, grain 

 mixture, consisting of equal weight parts of corn meal and shorts, and 

 water; and lot II, G pounds of whey to 1 pound of the same grain 

 mixture. 



For at least one week i)revious to the beginning of each trial the 

 pigs were fed the same rations that the^' were to receive during the 

 trial. Tabulated data showing the food consumed and gain in live 

 weight by each pig are given for each trial, together with a general 

 summary of the four trials by lots. The general summary of the 

 results of the four trials is as follows : 



Summary of four (rials. 



