巨桉引种栽培管理技术

巨桉是用材和乡村绿化树种,广安市广安区于1999—2010年完成巨桉引种栽培,并取得显著的经济效益。在实践和研究工作基础上,总结了巨桉的造林、管理和萌芽更新技术。造林选地要适地适树,造林整地宜选带状或块状整地,造林时施足底肥,选用营养袋百日苗,按2 m×3 m的株行距造林;管理技术既要注重除草、施肥、间伐等抚育管理,又要注重病虫害等有害生物管理;萌芽更新技术遵循去弱留强的原则,定向培育1 500~1 800株/hm2,同时也要注重施肥和松土等抚育管理。

Eucalyptus grandis Introduction Cutivation and management Technology in Guang'an

Eucalyptus grandis is lignum and virecenee tree of countyslde, its growth was finished between 1999 and 2010 in Guang＇an of Sichuan Province, acquiring prominent benefit. Based on practice and research, were summarized forestation, administration and bud renovate technic of Eucalyptus grandis. Forestation and selection area should be seasoned with Eucalyptus grandis, forestation plantation is better to select cincture or intact agglomeration, fertilizer should be enough fertilized when forestation, forestation should select spacing in the rows and spacing between rows with 2 m~3 m. Adminis- tration technic pay attention to foster manage such as weedding, fertilization, inter-chop and so on, as well as baleful biology administration such as disease and insect pest. Bud renovate should follow principle with wiping off infirm, keeping down better, directional fostering 1 500~1 800 individual plant a hectare of area, meanwhile paying attention to fertilization and scarification of fostering administration.