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落叶松—红松复层林培育技术及效益分析
Cultivation Technology of Multi-layered Forest for Larch and Pinus koraiensis and its Benefit
【摘要】 根据多年在落叶松人工林培育方面的试验研究成果,系统地提出了落叶松-红松复层林培育技术,主要包括上层林木抚育、冠下栽植以及调控技术。上层保留林木的郁闭度应控制在0.5~0.6,冠下栽植红松后12年内适时伐除上层落叶松,为冠下幼树的生长创造条件。
【Abstract】 Based on the achievement of research on cultivating Larix gmelinii for years,cultivation technology of Larix gmelinii-Pinus koraiensis was put forward,including technology of tending upper forest stand,cultivation under canopy ®ulate and control.The stand canopy should be controlled during 0.5-0.6;felling upper Larix gmelinii at the right moment after cultivating Pinus koraiensis undergrowth for 12 years can create conditions for under crown saplings.
【关键词】 落叶松-红松;
复层林;
郁闭度;
上层林木;
保留密度;
更新密度;
【Key words】 Larix gmelinii and Pinus koraiensis; multilayer forest; canopy closure; forest stand in upper layer; reserved density; regeneration density;
【Key words】 Larix gmelinii and Pinus koraiensis; multilayer forest; canopy closure; forest stand in upper layer; reserved density; regeneration density;
【基金】 “十二五”国家科技支撑课题(2012BAD22B04);辽宁省农业攻关计划(2011207001);国家林业局引进国际先进林业科学技术项目(2010-4-11)
- 【文献出处】 防护林科技 ,Protection Forest Science and Technology , 编辑部邮箱 ,2016年05期
- 【分类号】S791.22;S791.247
- 【被引频次】4
- 【下载频次】77