摘要
危害红松球果和种子的害虫很多 ,其中红松球果种蝇Hylemyasp .和红松球果种小蜂Eurytomasp .是主要害虫 ,它们危害红松球果、种子 ,造成种子产量降低 ,有时造成绝产。为了控制危害 ,对张广财岭东坡的红松人工林球果害虫的密度及为害率进行了调查 ,并进行了防治试验。其中粘虫胶法和烟雾机防治具有效果好。
There were many pest insects in the cones and seeds of Pinus koraiensis in Mudanjiang area of Heilongjiang Province.Among them Hylemya sp.and Eurytoma sp.were the important pest insects,which attacked the cones and seeds and resulted in the reduction of the seed yield.The amount and density of the population of the pests were investigated in the east slope of Zhangguangcai Mountain,and the control test was made.The result showed that catching insect by gum or kill it by fogging smoke generator had better effects and lower cost.
出处
《中国森林病虫》
北大核心
2003年第6期20-22,共3页
Forest Pest and Disease
关键词
球果及种子
红松
主要害虫
危害
防治
cone and seed
Pinus koraiensis
main pest insect
infestation
control
