江西省不同类型退化荒山生态系统植被恢复与重建措施.pdfVIP

第 22 卷第 6 期 生　　态　　学　　报 V o l. 22,N o. 6 2002 年 6 月 A CTA ECOLO G ICA S IN ICA Jun. , 2002 江西省不同类型退化荒山生态系统植被恢复 与重建措施 郭晓敏, 牛德奎, 刘苑秋, 杜天真, 肖舜祯, 叶学华 (江西农业大学林学院, 南昌　330045) 摘要: 对江西省 5 种不同类型退化荒山生态系统进行综合治理, 开展植被恢复与重建技术及理论研究。研究结果表明: 优 选的植物组合及合理的配置并辅以工程措施是快速启动植被恢复进程, 控制水土流失、重建退化荒山生态系统的有效措 施。一林多用的树种组合, 合理的生物体系设计和针、阔叶树种混交是改良地力, 改善环境, 促进退化荒山生态系统进展 演替的优良途径。先进造林技术的应用和林农牧业结合的复合经营方式是提高综合治理效益, 促进并维持生态恢复过程 稳定的先决条件。 关键词: 退化荒山生态系统; 植被重建 The Vegeta tion Restora tion and Recon struction of D ifferen t Types of D egraded Barren Ecosystem s In J iangx i , , , , , GUO X iao M in N IU D e Ku i L IU Yuan Q iu DU T ian Zhen X IAO Shun Zhen YE 　(Colleg e of F orestry , J iang x i A g ricu ltu ral U niversity , N anchang , 330045, Ch ina). A cta Ecolog ica S in ica , Xue H ua 2002, 22 (6) : 878～ 884. : , Abstract To resto re vegetation on five m ajo r types of barren h ills in J iangxi P rovince trials w ere set up in 1990 . and w ere carefully monito red afterw ards Bo th sho rt and long term feasibility w ere taken into ac count by selecting h igh valued and hardy species to ensure the success of the re vegetation p rocesses on . these barren h ills Based on the type of the barren h ill and local w eather pattern , species of trees, sh rubs, grasses and their com binations w ere carefully selected to study suitability of the p