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巨尾桉无性系人工林不同规格木材出材比例的测定
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摘要: | ||
根据短周期巨尾桉人工林标准地伐倒木调查资料,编制对应林分平均胸径的不同规格原木比例表格,以方便查对一定胸径林分对应的不同规格原木出材比例,较为准确地估算林分林木的经济价值。 | ||
关键词: 巨尾桉;人工林;规格材;出材比例 | ||
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基金项目: | ||
Measurement of the ratio of different diameter classes of logs harvested from clonal plantations of Eucalyptus grandis x urophylla | ||
Abstract: | ||
The different diameter classes logs of clones plantations of Eucalyptus.grandis×Urophylla was measured and studied in this paper, along with the total logs of plantations and the average diameter at breast height , Different diameter classes logs of the plantations can be easily calculated by the ratio of Different diameter classes of logs of the plantations. | ||
Key words: Eucalyptus.grandis×Urophylla;plantations;Different diameter classes logs;ratio |