TABLE 4A-ESTIMATE OF NEEDS FOR CONSERVATION TREATMENT OF DRY CROPLAND ACREAGE 



MONTANA, 1975 



' Adequately ' Needing 

 ' treated or ' treatment 

 Total ' treatment • & feasible 

 Acreage ' not feasible ' to treat 



Type of Problem 



Land with no problems to limit use. . . 



Land on which the dominant problem is 



erosion by water or wind or both . . 



No serious secondary problem ... 



Secondary problem of excess water . 



Secondary problem caused by 



unfavorable soil conditions . . . 



Secondary problem caused by 



adverse climatic conditions . . . 



Land on which the dominant problem is 

 excess water . . 



No serious secondary problem . . . 

 Secondary problem of erosion by 



water or wind ... 



Secondary problem caused by 



unfavorable soil conditions . . . 

 Secondary problem caused by 



adverse climatic conditions . . . 



Land on which the dominant problems are 

 caused by unfavorable soil .... 

 No serious secondary problems . . . 

 Secondary problem of erosion by 



wind or water 



Secondary problem of excess water .. 

 Secondary problem caused by 

 adverse climatic conditions . . . 



Land on which dominant problems are 

 caused by climate <,,....<,.. 



No serious secondary problems . . . 

 Secondary problem of erosion by 

 wind or water .......... 



Secondary problem of excess water . 

 Secondary problems caused by 

 unfavorable soil conditions . . . 



Total acreage of dry cropland 



0.2 



0.1 



0.1 



18 



