Table 48. — Animal unit month production by ownership and ecosystem, 1970 



(Thousand AUM's) 

 [Totals may not add due to rounding] 



Ecogroup by ecosystem 



National 

 Forest 

 System 



Other 



Federal 



land 



Non- 

 Federal 

 land 



All 

 ownerships 



Western Range : 



Sagebrush 



Desert shrub 



Southwestern shrubsteppe . 

 Chaparral-mountain shrub 



Pinyon-juniper 



Mountain grasslands 



Mountain meadows 



Desert grasslands 



Annual grasslands 



Alpine^ 



Total 



Western Forest: 



Douglas-fir 



Ponderosa pine 



Western white pine — 



Fir-spruce 



Hemlock-Sitka spruce 



Larch 



Lodgepole pine 



Redwood 



Hardwoods 



Total 



Great Plains: 



Shinnery 



Texas savanna 



Plains grasslands 



Prairie 



Total 



Eastern Forest: 



White-red-jack pine 



Spruce-fir 



Longleaf-slash pine 



Loblolly-shortleaf pine 



Oak-pine 



Oak-hickory 



Oak-gum-cypress 



Elm-ash-cottonwood 



Maple-beech-birch 



Aspen-birch 



Wet grasslands 



Total 



Grand Total 



1,211 



13 



55 



378 



558 



1,629 



1,590 



230 



32 



7,938 



1,433 

 657 

 647 

 498 



1,802 

 111 



1,828 



635 



1 



5,696 



423 

 1,374 



15,551 



32 

 111 



47 

 59 



1,431 



449 



3,334 



32 



594 



967 

 162 



2,423 

 42 



1,161 



2,465 



400 



344 



76 



63 



2 



3 



40 



136 



15 

 7 

 4 



13 

 2 

 9 

 2 



58 



36 



1,064 



147 



1,701 



296 



1,246 



932 



659 



18,010 



2,608 



3,015 



6,367 



34,834 



168 

 898 



16 

 13 



5,705 



6,801 



424 



5,042 



47,064 



36,609 



89,140 



10,803 

 6,335 

 4,829 



11,616 

 746 

 5,317 

 4,795 

 5,521 

 2,352 



52,314 



11,255 



18,757 



183,090 



10,850 

 1,742 

 1,958 

 1,957 

 1,715 



21,441 



4,309 



5,073 



7,003 



33 



56,081 



623 

 2,383 



65 



74 



7,584 



10,729 



456 



5,042 



50,454 



36,814 



92,767 



11,218 

 6,686 

 4,909 



11,692 

 750 

 5,329 

 4,837 

 5,715 

 2,388 



53,525 



213,102 



^ Includes barren areas above treeline. 

 " Less than 500 animal unit months. 



132 



