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CIRCULAR 6 3 6, U. S. DEPARTMENT OF AGRICULTURE 



Figure 4. — Xonarable areas on the farm are au asset if permitted to produce 

 wildlife food and cover. The soil is protected and pheasants, quail, rabbits, and 

 wild-fur animals thrive in such areas. 



WEm 



Figure 5. — Except on Level land, ultraclean farming is poor land use. It leads to 

 water and wind erosion of the soil and provides no habitat for game and wild-fur 

 animals or song and insectivorous birds. 



