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为了满足社会主义经济各组成部份对林业多方面的要求,就必须深入地研究森林的发生,发展规律和森林扩大再生产的各基本因素间的相互关系。东北有广大的天然林(包括原始林和次生林)。森林经营工作要行之有效,首先就必须根据天然林的发生、发展及分布规律进行合理的分类。 森林类型的划分是由人民劳动中产生的。森林类型学在这个基础上不断地发展起来。在长期的营林厂史中,林业的专业工作者把划分森林类型的方法逐步地系统化起
In order to meet the various demands of forestry in various components of the socialist economy, we must thoroughly study the interrelationship between the occurrence and development of forests and the basic factors for expanding reproduction of forests. There are a large number of natural forests in Northeast China (including primary forests and secondary forests). Forest management work to be effective, first of all must be based on the occurrence, development and distribution of natural forests for a reasonable classification. The classification of forest types is generated by the labor of the people. Based on this foundation, forest typology has developed continuously. In the long history of plantation forests, forestry professionals systematized the process of classifying forest types