【摘要】 对福建省永泰县2003年引种的柳窿桉9号无性系的生长及林分结构状况进行调查观测,结果表明,柳窿桉9号年均生长量树高为3.0~3.3 m,胸径为2.9~3.2 cm,蓄积量为25.83~35.12 m3.hm-2。2007年底采伐利用,平均出材量57m3.hm-2,平均产值3.14万元.hm-2,平均利润1.17万元.hm-2,经济效益较好。柳窿桉9号在永泰有较大的发展潜力。更多还原

【Abstract】 The stand structure and growth of E.saligna× E.exserta No.9 clone introduced into Yongtai in 2003 were investigated and observed.The results showed its annual growth height was 3.0～3.3 m,dbh was 2.9～3.2 cm,stocking was 25.83～35.12 m3·hm-2.It was cut and used in 2007,the average outturn was 57 m3·hm-2,the average yield was 31.4 thousand Yuan·hm-2,the average benefit was 11.7 thousand Yuan·hm-2,the economic benefit was good.It had big developed potential in Yongtai.更多还原