PROJECTED TIMBER SUPPLIES — 19 70 LEVEL OF MANAGEMENT 



85 



Table 74. — Net growth of growing stock per acre in the Pacific Coast Section, by owner class and species 



group, 1952, 1962, and 1970, with projections to 2020 



[Cubic feet] 



Owner class and species group 



1952 



1962 



1970 



Projections 





1980 



1990 



2000 



2020 



National Forests: 



Softwoods _ - - 



20.5 

 1. 4 



23. 1 

 1. 4 



25. 5 

 1. 5 



28. 2 

 1. 3 



31. 1 

 1. 2 



34. 1 



1. 1 



41. 



Hardwoods 



. 9 







Total _ -- - - - 



21.9 



24. 5 



27.0 



29.5 



32. 3 



35. 2 



41. 9 







Other public : 



Softwoods _ - - - - - - 



31.9 

 3.8 



43. 4 

 6.8 



50.0 

 9.8 



62. 1 



8. 6 



69.0 

 5.9 



74.8 

 4.0 



82. 3 



Hardwoods - 



2. 1 







Total _ -- - - 



35. 7 



50. 2 



59. 8 



70.7 



74. 9 



78. 8 



84.4 







Forest industry : 



Softwoods _ - - 



43.6 



7. 7 



48. 5 

 9. 5 



52 9 



11.6 



59. 5 

 10.3 



66. 1 

 8.8 



72. 4 

 8.0 



77. 7 



Hardwoods _ _ - - _ 



7. 4 







Total 



51. 3 



58. 



64. 5 



69. 8 



74. 9 



80. 4 



85. 1 







Farm and miscellaneous private: 

 Softwoods 



33. 1 



7.7 



39. 1 

 10.0 



45.4 

 12. 4 



51. 2 

 10.6 



54.8 



7.7 



56.5 

 5. 4 



56. 9 



Hardwoods . 



3. 4 







Total ... ._ 



40.8 



49. 1 



57.8 



61.8 



62. 5 



61.9 



60. 3 







All owners: 



Softwoods ... __ _ _ _ ____ 



29. 1 

 4. 3 



34.0 

 5.6 



38.3 

 6. 9 



43. 2 



5.9 



47. 3 

 4. 6 



51.0 

 3.6 



56. 2 



Hardwoods . 



2. 8 







Total. ... .. ... ... 



33. 4 



39.6 



45. 2 



49. 1 



51. 9 



54. 6 



59. 







Table 75. — Net growth rates of growing stock by owner class in the Pacific Coast Section, 1952, 1962, and 



1970, with projections to 2020 





[Percent of 



inventory] 











Owner class and species group 





1952 



1962 



1970 



Projections 





1980 



1990 



2000 



2020 



National Forests: 

 Softwoods . . . 



0.5 

 1.8 



1.0 



2.7 



1. 

 3.9 



1. 9 

 3.0 



. 8 



2. 9 



0. 5 



1. 7 



1.3 

 3.3 



1. 4 

 3.7 



2. 3 



3. 1 



1. 

 3.0 



0. 6 

 1.7 



1.5 

 3.7 



1.8 

 3. 7 



2. 5 

 3.2 



1. 1 

 3.2 



0.7 



1. 4 



1.8 

 2.3 



2. 5 

 2.6 



2. 5 

 2. 2 



1. 3 



2. 2 



0. 8 



1. 2 



2.0 



1. 3 



2. 9 

 2. 



2.5 

 1. 4 



1. 5 

 1.5 



0.9 



1. 



2. 2 



.8 



3.2 



1. 7 



2. 4 

 .9 



1.6 

 1. 1 



1. 1 



Hardwoods 



. 8 



Other public: 



Softwoods _ _ 



2. 3 



Hardwoods . ... 



. 4 



Forest industry: 

 Softwoods. 

 Hardwoods. . . . 



3. 3 

 1. 5 



Farm and miscellaneous private: 

 Softwoods .... 

 Hardwoods _ . 



2. 2 

 . 5 



All owners: 



Softwoods . . .... 



1. 8 



Hardwoods _ . . 



. 8 



