论文部分内容阅读
隆缘桉是雷州林业局七十年代以前营造桉树的主要树种,有林面积达五十余万亩。以栽培矿柱材为主的经营目的。除提供生产以矿柱材为主的用材外其嫩枝叶含有丰富的单宁和较高的含醇量。是工业生产栲胶和桉油的主要原料。为此,本文特作隆缘桉嫩枝叶产量与胸径生长相关的试探。本文,所取材料系1973年编制立木材积表的样木来进行试探。现分述如下:
Long Eucalyptus is Leizhou Forestry Bureau to create eucalyptus before the seventies the main tree species, the forest area of more than 50 million mu. To cultivate ore pillar-based business purposes. In addition to providing the production of ore-based timber outside its tender leaves rich in tannin and higher alcohol content. Is the main raw material for industrial production of gum and eucalyptus oil. To this end, this article special crop of Eucalyptus urophylla shoot growth and DBH related trial. This article, taken from the Department of 1973 establishment of wood samples of timber volume to test. Now as follows: