166 APPENDIX. 



ft can therefore be easily imitated if necessary, by mixing plaster 

 and burned and ground bones in this proportion. 



With great respect, I am 



Your most Obt. Servt. 



SAMUEL L. DANA. 

 Rev. H. CoLMAN, Boston. 



[E.] 



Feed for Swine. 



From Arthur Young's Prize Essays on Rearing and Fattening Hogs. 



Experiment II. 

 "At the same time (March, 176.5,) with the preceding trial, four 

 lots of pigs, that had been weaned three months, were equally drawn 

 from my farm-yard, five in each lot. They were confined as before, 

 each lot to a sty, and cleaned at the same time ; their food was as fol- 

 lows : — 



No. 1. Bran (wheat) mixt with milk. 



2. Boiled Potatoes. 



3. Boiled Carrots. 



4. Raw Carrots. 



They were kept to this food thirty days, and then viewed them as 

 before with the same person. 



No. 3. Much the best, — boiled carrots. 



1. Next, — bran and skim milk. 



2. Next, — boiled potatoes. 

 4. Worst, — raw carrots. 



Boiled carrots appeared very clearly on this trial to be an admirable 

 food for hogs of this age ; — Boiled potatoes appear also a good food, 



Experiment VI. 

 The month of December, [766, twenty pigs, that had been weaned 

 a month, were draughted into four parcels, and kept that month, sepa- 

 rately in the following manner. 



