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一、长白山林区森林更新造林树种的现状长白山林区开发较早,特别是日伪统治时期,铁路线延伸到长白山下,掠夺式的采伐,使长白山森林遭到严重的破坏,有的森林被垦殖为农田,有的由于火灾和不合理的采伐,则演替为杨、桦、柞等次生林,严重者则变成了荒山秃岭。建国后,党中央十分重视造林工作,扭转了只采不造的错误倾向,大力开展了植树造林工作,据吉林省十七个企业局(包括红石林业局),一九七九年森林更新造林普查资料统计现有人工林242,159公顷,其中成林136,153公顷。
First, the Changbai Mountain forest regeneration afforestation tree species of the status quo Changbai Mountain forest development earlier, especially during the Japanese-Japanese rule, the railway line extends to Changbai Mountain, predatory logging, Changbai Mountain forest was severely damaged, and some forests were Cultivation for farmland, and some due to fire and unreasonable logging, the succession of Yang, birch, oak and other secondary forests, severe cases become the bald Ridge hills. After the founding of the People’s Republic of China, the Central Committee of the Party attached great importance to afforestation, reversed the mistaken tendencies that it did not adopt, and vigorously carried out afforestation. According to the plan issued by Jilin Province’s 17 Enterprise Bureau (including Hongshi Forestry Bureau), the 1979 Forest Regeneration Afforestation Census Information The existing plantation 242,159 hectares, of which 136,153 hectares of forest.