武夷山风景区马尾松毛虫发生趋势与环境因子的相关性

The relevance of environmental factors and the occurrence trends of Dendrolimus punctatus Walker in Wuyishan scenic district

应用DPS数据处理系统分析武夷山风景区环境因子与马尾松毛虫发生趋势的关系,利用2007年武夷山风景区气象和地理因子进行主成分因子分析。结果表明,降雨量与马尾松毛虫的发生量关系显著,但受地区性影响大;海拔和纬度与马尾松毛虫的发生量关系显著,但受人为活动的影响大。

The relevance of environmental factors and the trends of Dendrolimus punctatus Walker in Wuyishan scenic district were analyzed with DPS data processing system, and the principal components in meteorological and geographical factors were determined according to the data in 2007. It was showed that the occurrence of D. punctatus was closely related to the rainfall, altitude and latitude, but it was impacted by human activities.