汪清林业局采育林经营技术  

Management techniques for the forest run by exploitation and cultivation in Wuqing Forestry Bureau

作　　者：冯启祥[1] 王福云[1] 侯召斌[2] 

机构地区：[1]汪清林业局,吉林延边133200 [2]南京森林公安高等专科学校,江苏南京210046

出　　处：《吉林林业科技》2008年第6期32-35,39,共5页Journal of Jilin Forestry Science and Technology

摘　　要：本文对汪清林业局采育林经营技术进行了分析,结果表明:自对天然异龄林实施采育择伐经营技术以来,使经营区的森林覆盖率逐年提高,由1966年的66.60%,上升为2007年的95.95%;采育林生长量6.240 m3.hm-2.a-1,比全局经营林分的平均生长量高出1.650 m3.hm-2.a-1;改善了林分结构,红松、云冷杉、紫椴、水曲柳等主要建群种的比例逐年增加,促进了森林顶级群落的恢复,实现了"青山常在,永续利用"的森林经营目标。This paper makes an analysis of management techniques for the forest run by exploitation and cultivation in Wuqing Forestry Bureau,which shows that forest coverage has increased there year by year since selection-cutting and comprehensive tending was implemented to natural uneven-aged forests.Specifically,there was an increment from 66.60 percent in1966 up to 95.95 percent in 2007;Growth of the forest run by exploitation and cultivation was 6.240 m3·hm-2·a-1,1.650 m3·hm-2·a-1 higher than average growth of w...

关 键 词：天然异龄林 采育林 经营技术 永续利用 

分 类 号：S753[农业科学—森林经理学]