思茅松毛虫危害湿地松的调查

Investigation on the damage of Dendrolimus kikuchii in Pinus elliottii

文章对思茅松毛虫在中低丘陵湿地松林的发生环境作了简单调查;初步划分了危害类型,分析了成灾原因。探讨了发生的突发性、偶然性、周期性,并对该虫的调查测报等工作提出了建议。

Investigation was made on the occurrence environment of Dendrolimus kikuchii in Pinus elliottii on the lower and middle hills . The types of damage were classified and cause of occurrence was analyzed. The suddenness, contingency and periodicity of its occurrence were explored and suggestions about the forecast of the pest were made.