云南松蠹害林分蠹害木清理技术

Techniques of Clearing Tomicus piniperda Damaged Woods in Pinus yunnanensis Stands

根据多年的综合防治试验研究结果，提出了云南松蠹害林分蠹害木的清理技术。 包括：(1)蠹害林分受重程度划分；(2)蠹害木分级标准；(3)蠹害木的清理技术。阐明了蠹 害木清理的时间、次数、对象、顺序、方法及清理后的处理等技术措施。对于实施以 营林措施为基础的蠹害综合防治技术，有效地控制林间小蠹虫种群密度均具有重要作用。

After many years of experiment on the integrated cont rol of Tomicus piniperda,the paper has advanced techniques of cleari ng Tomicus piniperda damaged woods in Pinus yunnanensis stands.They are dividing damaged stands of different damaged levels, proving sta ndards of damaged woods and clearing techniques of damaged woods,which include c learing time,times,objects,order,methods and disposal works after clearing.The t echniques show great significance for implementation of integrated control techn iques and control of population density of Tomicus piniperda effecti vely in forests.