A simple systemic thinning technology adequate for the mixed forest of planted Pinus koraiensis and broadleaf trees in Liaodong region were carried, conducting the forestry management and production.
英
美
- 通过本项研究,制定出的一套适合该地区红松阔叶混交林较为直观、简便的抚育间伐技术,以指导林业生产。