青海云杉小卷蛾危险性分析

Pest Risk Analysis of Neobarbara olivacea

对青海云杉小卷蛾在国内分布状况、潜在危害性、寄主植物的经济重要性、传播蔓延的可能性以及危险性的管理难度等几个方面进行了定性、定量分析,对其危险性作出了综合评价,结果表明,该虫在中国的危险性综合评价值为中度危险的林业有害生物。虽然该虫目前在我国仅有局部发生,但能危害大部分青海云杉,其侵害力和适应性都很强,因此,应加强检疫,防止其传播蔓延。

The pest risk of Neobarbara olivacea was analyzed from distribution, potential risk, economic value of host plants, spreading possibility and management difficulty, and the pest risk was comprehensively evaluated as well. The results implied that Neobarbara olivacea was middle degree forest pest. Even though the present occurrence range of this pest in China is limited, this species could damage most Picea crassifolia, with very strong dam- age ability and high adaptability, sufficient attention should be paid on this pest to avoid the spreading of this pest.