词条 | Sustained yield |
释义 |
According to the Multiple Use, Sustained Yield Act of 1960 (P.L. 86-517), sustained yield (from the national forests) means the “achievement and maintenance in perpetuity of a high level of annual or regular periodic output of the various renewable resources of the national forests without impairment of the productivity of the land.” See also
References
2 : United States Department of Agriculture|Forestry |
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