摘要
通过对石羊河下游干旱荒漠区梭梭人工林害虫的调查,结果表明:梭梭人工林发生的害虫有24种,其中:叶梢害虫有17种,枝干害虫有7种;害虫种类数量分布次序为:直翅目>鞘翅目>同翅目>鳞翅目>半翅目,其中梭梭绵蚧造成梭梭死亡率较高,是一种新发生的危险性较高的害虫。针对该区域梭梭林害虫发生现状,提出了防治对策。
Based on the investigation of injurious insect in Haloxylon ammodendron artificial forest at downstream of Shiyang river in arid desert region, it can be found that there are 24 species injurious insect including 17 specise blade tip pests and 7 species branches of pests, and quantitative distribution is in the order of Orthoptera Coleopteran）Homoptera）Lepidoptera）Hemiptera. It also can be found that Puhinaria sp. is a kind of newly appeared and with high dangerousness injurious insect and it can increase the high death rate of H, dron. Face to these problems, prevention measures were put forward in this poper.
出处
《甘肃林业科技》
2013年第3期38-41,共4页
Journal of Gansu Forestry Science and Technology
基金
甘肃省科技支撑计划项目(1011FKCH151)
(1104FKCH126)
关键词
干旱荒漠区
梭梭
人工林
害虫
arid desert region
Haloxylon ammodendron
artificial forest
injurious insect
