林口林区曾是一片以红松和柞、桦为主的针阔混交林 ,但经过几十年来外来侵略和政策多变等原因 ,致使木材产量下降 ,生产条件日益恶化。为此采取相应的生产方式和采运对策 :减少木材采伐量 ,实现产销结合 ;因林制宜 ,采取相应的采伐方式 ,避免套用现行采伐方式 ;因地制宜 ,机械人畜相结合的集材 ;实行采集运一条龙 ,改革木材生产组织方式 ;采取地衡检量 The forest was once a coniferous and broad-leaved mixed forest dominated by red pine and oak, and birch. However, after decades of foreign aggression and changing policies, the output of timber decreased and the production conditions deteriorated. To this end take the appropriate mode of production and transport measures: reduce the amount of timber harvest, to achieve the combination of production and marketing; due to forest system, take appropriate logging methods to avoid the application of the current harvesting methods; local conditions, the combination of mechanical and animal husbandry, collection; Train through the train, the reform of timber production organization; to take the balance check