424 RURAL MICHIGAN 



accompanied by map? along the following lines : a. 

 Nature of physical conditions, b. Present economic 

 conditions, together with the record of present and 

 past experiences in the use of the area. c. A classi- 

 fication of the land according to its highest indicated 

 use. 



"3. That in the study of the physical conditions of 

 the land (a) first and chief attention be given to 

 soil conditions, with a classification of soils which 

 will recognize their genesis and which will give maxi- 

 mum emphasis to their distinguishing qualities. 



(b) That climate bo adequately considered as a fac- 

 tor in utilization; and (c) that topography, drainage, 

 location, and the size of areas of unit characteristics 

 be separately recognized and considered as factors 

 affecting possible use. 



"3. That an intensive study of land economics be 

 made for each area on the manner of present utili- 

 zation of the land and the history of its use. In con- 

 nection with this study there should be determined 

 (a) extent of idleness of the land, (b) the different 

 types of use to which land is now being put, and 



(c) the returns from the several uses and the place of 

 these uses in an economy of the area. 



"4. That the land of Michigan shall be classified 

 into a series of classes on the basis of return, or an- 

 ticipated return, ranging from land suited to highest 

 grade and most permanent agriculture through graz- 

 ing and forest land to permanent waste land. 



"5. That the work of this survey be carried out 

 with the fullest utilization of the scientific personnel 



