TYPES OF FARMING 103 



ers usually attribute these likes to some mysterious psy- 

 chological influence. To one who has studied agriculture 

 in many regions, it is evident that in most cases these 

 mysterious likes and dislikes are merely the result of com- 

 parative profits with different types of farming. 



REFERENCES 



Cyclopedia of American Agriculture, L. H. Bailey, Vol. 1, pp. 29- 

 132. 



Twelfth Census, Vol. V, Part I, pp. liii-lix and pp. 206-229. 



How to Choose a Farm, T. F. Hunt, pp. 129-370. 



Farm Management, F. W. Card, pp. 70-90. 



Types of Farming in the United States, W. J. Spillman, U. S. 

 Dept. Agr., Yearbook, 1908, pp. 351-366. 



Agricultural Graphics, U. S. Dept. Agr., Bureau of Statistics, 

 Bulletin 78. 



Centers of Agricultural Production in Ohio, Ohio Circular 100. 



An Agricultural Survey of Tompkins County, New York. New 

 York, Cornell Bulletin 295. 



An Agricultural Survey of Four Townships in Southern New 

 Hampshire. U. S. Dept. Agr., Bureau Plant Industry, Cir- 

 cular 75. 



