616 



TIMBER RESOURCES FOR AMERICA'S FUTURE 



Table 77. — Productivity of recently cut commercial forest land in the United States and Coastal Alaska, by region, forest type 

 group, ownership class, and elements of the combined productivity class, 1953 ^ 



NEW ENGLAND 



Forest type group and 

 ownership class 



Small private ownerships 

 (3 to 5.000 acres) : 



White-red-jack pine 



Spruce-fir 



Oak-hickory 



Maple-beech-birch 



Medium and large private 

 ownerships (5,000 acres 

 and larger); 



White-red-jack pine 



LobloUy-shortleaf pine 



Spruce-fir 



Oak-pine 



Oak-hickory 



Maple-beech-birch 



Public ownerships: 



White-red-jack pine 



LobloUy-shortleaf pine 



Spruce-fir 



Oak-hickory 



Maple-beech-birch 



Operating 

 area 



Thousand 



acres 



1,166 



1,615 



84 



975 



281 



2 



7,228 



2 



17 



2.314 



316 



156 

 765 



Productivity 



By combined produc- 

 tivity class 



Upper 



Medi- 





um 



Per- 



Per- 



cent 



cent 



21 



38 



43 



40 



60 



40 



42 



42 



81 



71 



100 



12 



64 



96 

 100 

 97 



Lower 



Per- 

 cent 

 41 

 17 



16 



By existing stocking, all 

 species 



14 

 100 

 28 



32 



26 



100 



3 



Upper 



Per- 

 cent 

 32 

 50 

 50 

 58 



100 

 86 



100 

 94 

 81 



Medi- 

 um 



Per- 

 cent 

 42 

 26 

 26 

 34 



Lower 



Per- 

 cent 

 26 

 24 

 24 

 8 



By existing stocking 

 plus prospective 

 stocking, all species ^ 



Existing and prospec- 

 tive stocking modi- 

 fied by composition 



Upper 



26 



100 



3 



Per- 

 cent 

 41 

 68 

 100 

 73 



91 

 100 



89 

 100 

 100 



86 



97 

 100 

 100 



Medi- 

 um 



Per- 

 cent 

 38 

 25 



22 



Lower 



Per- 

 cent 

 21 



LTpper 



Per- 

 cent 

 31 

 66 

 99 

 64 



(') 



100 

 100 



1 I 72 



26 



100 



3 



97 

 100 



97 



Medi- 

 um 



Per- 

 cent 

 41 

 25 

 1 

 28 



11 

 100 

 11 



l/ower 



Per- 

 cent 



(') 



26 



100 



3 



Proportion 

 of total 

 on which 

 felling age 

 factors 

 were ap- 

 plied 



Percent 



MIDDLE ATLANTIC 



Small private ownerships 

 (3 to 5.000 acres): 



White-red-jack pine 



Spruce-fir 



LobloUy-shortleaf pine 



Oak-pine 



Oak-hickory 



Maple-beech-birch 



Medium and large private 

 ownerships (5,000 acres 

 and larger) : 



White-red-jack pine 



Spruce-fir 



LobloUy-shortleaf pine 



Oak-pine 



Oak-hickory 



Maple-beech-birch 



Public ownerships: 



White-red-jack pine 



Spruce-fir 



LobloUy-shortleaf pine 



Oak-pine 



Oak-hickory 



Maple-beech-birch 



575 

 106 

 397 

 250 

 2,761 

 2,926 



38 



100 



351 



94 



34 



59 



8 



12 



1,851 



43 



1,791 



69 



77 



26 



6 





25 



100 



4 



25 



1,371 



93 



1,708 



97 



74 

 100 



16 : 



6 ; 



92 



7 



1 



98 



1 



1 



95 



4 



1 



64 



35 



1 



84 



16 





84 



16 





30 



28 



42 



39 



24 



37 



36 



24 



40 



32 



32 



36 



44 



31 



25 



40 



27 



33 



50 



30 



20 



71 



13 



16 



63 



21 



16 



84 



13 



3 



92 



7 



1 



84 



13 



3 



1 



?1 



79 

 14 



.. 



100 

 94 







100 

 94 







78 



6 





6 





29 



71 





59 



41 





59 



41 





12 



12 



76 



12 



12 



76 



12 





88 



26 



56 



18 



68 



25 



/ 



50 



42 



8 



49 



45 



6 



96 



4 





85 



11 



4 



26 



74 





26 



74 





26 



74 





100 







100 

 100 

 75 







100 

 100 

 25 







96 



'""'so' 



4 

 25 











25 



25 





50 



25 



60 



39 



1 



99 



1 





93 



6 



1 



95 



5 





99 



1 





97 



3 





LAKE STATES 



Small private ownerships 

 (3 to 5,000 acres) : 



White-red-jack pine 



Spruce-fir 



Oak-hickory 



Elm-ash-cottonwood 



Maple-beech-birch 



Aspen-birch 



Medium and large private 

 ownerships (5,000 acres 

 and larger) : < 



White-red-jack pine 



Spruce-fir. 



Oak-hickory 



Elm-ash-cottonwood 



Maple-beech-birch 



Aspen-birch 



Public ownerships: 



White-red-jack pine 



Spruce-fir 



Oak-hickory 



Elm-ash-cottonwood 



Maple-beech-birch 



Aspen-birch 



433 



25 



560 



34 



622 



49 



99 



31 



1,295 



73 



1,645 



74 



249 



73 



581 



75 



6 





17 



100 



1,715 



81 



716 



95 



2,505 



68 



3,997 



76 



429 



76 



190 



30 



2,2,50 



91 



6,630 



85 



24 



21 



100 



(?) 



m 



17 

 27 

 64 

 16 

 56 

 52 



29 

 20 



94 

 66 

 73 



27 

 46 

 43 

 4 



87 

 55 



46 



37 



33 



53 



14 



27 



56 



17 



49 



24 



67 



28 



5 



49 



42 



9 



20 



16 



71 



26 



3 



55 



37 



8 



58 



26 



43 



49 



8 



39 



53 



8 



31 



13 



82 



11 



7 



77 



15 



8 



30 



18 



74 



18 



8 



74 



15 



11 



48 



23 



84 



15 



1 



73 



24 



3 



73 



/ 



76 



24 





76 



22 



2 



100 

 6 







100 







100 







100 





100 





29 



5 



92 



8 



(?) 



84 



15 



1 



22 



5 



95 



2 



3 



95 



2 



3 



57 



16 



82 



18 



P) 



69 



31 



0) 



44 



10 



88 



12 



(') 



78 



22 



(') 



57 

 69 



27 



100 



58 







100 

 30 







28 



14 



56 



14 



10 



3 



91 



9 





91 



8 



1 



45 



(') 



90 



10 





86 



14 



w 



See footnotes at end of table, page 621. 



