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一、引言木材来源于树木的木质部。树木包括多年生的高大乔木、低矮丛生的灌木和缠绕他物的藤本植物。不同种类的树木,其木材的解剖特点不同,对这些特点进行分析鉴定,可以判别树木种类。在植物学的教材中一般都有关于木材的内容,特别是在林学系、生物系的教材和参考书中,可以找到关于木材及其结构方面的详细参考资料。众所周知,人类活动与植物有密切关系,其中种子植物是和人类经济生活关系最密切的一类植物,树木就属于种子植物类。人类自诞生的那一刻起,就与树木有着密不可
First, the introduction of wood from the xylem of trees. The trees include perennial tall trees, low bushy shrubs and liana wrapped around him. Different types of trees, the anatomical characteristics of different wood, the analysis of these characteristics identified, you can determine the type of trees. Wood materials are generally found in botany textbooks, especially in textbooks and reference books in the Department of Biology, Biology, where detailed references on wood and its structure can be found. It is well known that human activities are closely related to plants. Among them, seed plants are the most closely related to the economic life of mankind. Trees belong to the category of seed plants. Since the moment of birth, humans have a close relationship with trees