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森林采伐迹地更新,是林业生产的重要环节,更新质量好坏是关系到林业发展后劲的大事。为了探讨采伐迹地人工更新效果,1981年我们对柳河县八里哨、凉水河子两个林场近几年来的主伐迹地采取分年度随机抽取小班,在小班内随机设置标准地进行抽样调查。现根据人工更新及保存率的情况提出
The renewal of deforestation land is an important link in forestry production. It is a major event that relates to the stamina of forestry development. In order to explore the effect of artificial regeneration of deforested land, in 1981, we took small random divisions of the main cutting sites of the two pastures of Balihe, Liuhe County and Liangshuihezi in different years and randomized the standard sampling in small classes. Now based on the situation of manual update and preservation rate