本文是作者根据对飞机播种造林效果的调查所写成的。调查地区飞机播种的总面积为773.5公顷。采伐前的优势树种为云杉;采伐时的集材方式为 KT-12拖拉机原条集材,迹地清理采用堆烧法。1951年春,迹地上遭受火灾的面积为78公顷,大量活地被物及枯枝落叶被烧毁,每公顷保留下来的伐前更新的松、云杉 This article is written by the author based on a survey of aircraft planting effects. The total area planted by aircraft in the surveyed area was 773.5 hectares. The dominant tree species before harvesting was spruce; the harvesting method was KT-12 tractor original bar skidding, and the trail was cleaned by heap burn method. In the spring of 1951, a total area of ​​78 hectares was exposed to fire on the forested land. Much of the live-ground quilt and litter were burned down, and the regenerated pine, spruce