日本国有林管理中的长期采伐权制度日本的国有林曾经是优良森林的代名词，但今天天然林已所剩不多，人工林的收益几乎不抱希望。国有林平均１公顷的蓄积，人工林为１１９ｍ３，大大低于民有林的２０１ｍ３，天然林为１３１ｍ３，稍超过民有林的１１２ｍ３，但和３０年前的... Long-term system of harvesting rights in Japan’s state-owned forest management Japan’s state-owned forests used to be synonymous with fine forests. However, today there are not many natural forests left, and the benefits of plantations are almost hopeless. State-owned forest an average of 1 hectare of reserves, plantation 119m3, much lower than the private forest 201m3, natural forest is 131m3, slightly above the private forest 112m3, but and 30 years ago ...