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思茅松林采伐迹地采伐剩余物的自然及接种白腐菌腐解效果对比试验
Comparison on Effects of Natural Degradation or Whiterot Fungi Inoculation on Logging Residue of Pinus kesiya var.langbianensis
【摘要】 在普洱市思茅松林采伐迹地对其采伐剩余物进行了归堆、坑埋和铺地3种自然腐解处理及接种10种木材白腐菌腐解处理的腐解效果对比试验。结果表明:在自然状态下(不人为接种任何菌种),处理3个月后,其采伐剩余物腐解率最高的方法为砍枝铺地,其采伐剩余物干物质的失重率为3.1%;而接种沙松1#、硅贝云芝、朱红密孔菌3种白腐菌腐解采伐剩余物的效果较好,接种3个月后检测其剩余物的干物质失重率达21.1%、20.3%、17.6%。两试验结果相比较,接种白腐菌可以促进思茅松林采伐迹地采伐剩余物的腐烂分解。
【Abstract】 The degradation effects of logging residue of Pinus kesiya var.langbianensis forests in Puer city were experimented.The tested methods include three natural methods such as piling,burying and spreading,and inoculating 10 species of whiterot fungi.The experimental results showed that under natural conditions,namely without inoculating any species of fungi,the best way for degradation of logging residue was cutting the branches and spreading out on the ground,the rate of weight loss of dry matter of logging residue was 3.1 %.Inoculating Shasong No.1,Coriolus consors,Trametes cinnabarina have the promising effects for the degradation of logging residue,three months after inoculating,the rate of weight loss of dry matter of logging residue are 21.1 %,20.3 % and 17.6 % respectively.It was concluded from this study that inoculating whiterot fungi could promote the degradation of logging residue of P.kesiya var.langbianensis.
【Key words】 Pinus kesiya var.langbianensis; logging residue; natural degradation; whiterot inoculation;
- 【文献出处】 西部林业科学 ,Journal of West China Forestry Science , 编辑部邮箱 ,2009年02期
- 【分类号】S782.17
- 【被引频次】5
- 【下载频次】63