相思树引种与桉树混交试验初报  

Preliminary report on the introduction of acacia tree and the trial of mixed forest of acacia and eucalyptus

作　　者：覃耀锐 黄远抗 韩杰 李莉莉 吴航 Qin Yao-rui;Huang Yuan-kang;Han Jie;Li Li-li;Wu Hang(Yulin Institute of Forestry Science,Yulin,Guangxi 537501,China)

机构地区：[1]玉林市林业科学研究所,广西玉林537501

出　　处：《广西农学报》2020年第2期43-45,64,共4页Journal of Guangxi Agriculture

摘　　要：【目的】探讨相思树适生情况,为相思树引种和混交林的创建提供理论基础。【方法】以在广西玉林市为研究区域,对厚荚相思、马占相思、大叶相思进行引种试验和相思树与桉树进行混交试验。【结果】经过10年的观测,厚荚相思生长最好,平均胸径达到了16.73cm,平均单株材积达到了0.1594m^3,干形较通直。混交林中桉树生长状况良好,但抗风性差。【结论】厚荚相思适合玉林地区生长繁殖,可以作为玉林地区很有发展前途的工业原材料树种。【Objective】To discuss the suitable condition of acacia tree,and to provide a theoretical basis for the introduction of acacia tree and the establishment of mixed forest.【Method】The introduction experiment of thick pod acacia,equine acacia and lobar acacia was carried out,and the trial of mixed forest of acacia and eucalyptus was conducted in Yulin City,Guangxi Zhuang Autonoumous Region.【Result】After10 years of observation,the tree of best grow condition is thick pod acacia,with an average diameter of16.73 cm,an average volume of 0.1594 m3,and a relatively straight dry shape.Eucalyptus trees grow well in mixed forests but have poor wind resistance.【Conclusion】Thick pod acacia is suitable for growth and reproduction in Yulin area and can be applied as a promising industrial raw material tree species in Yulin area.

关 键 词：相思树 尾巨桉 引种 混交试验 

分 类 号：S725.2[农业科学—林木遗传育种]