Mass windborne migrations extend the range of the migratory locust in East China

文献类型: 外文期刊

第一作者: Tu, Xiongbing

作者: Tu, Xiongbing;Fu, Xiaowei;Zhang, Yunhui;Zhang, Zehua;Hu, Gao;Ma, Jian;Wang, Yunping;Chapman, Jason W.;Gould, Philip J. L.;Du, Guilin;Su, Hongtian;Chapman, Jason W.;Chapman, Jason W.

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关键词: Atmospheric trajectory simulation; China; locust outbreak; Locusta migratoria manilensis; oriental migratory locust

期刊名称:AGRICULTURAL AND FOREST ENTOMOLOGY ( 影响因子:2.509; 五年影响因子:2.251 )

ISSN: 1461-9555

年卷期: 2020 年 22 卷 1 期

页码:

收录情况: SCI

摘要: Migratory insect pests pose a substantial challenge to global food security. These issues are particularly acute when pest incursions occur considerably beyond the expected range, through natural migration or human-aided transport, because the lack of species-specific control strategies and a potential absence of species-specific natural enemies in the newly-invaded area may lead to rapid establishment of a new pest. One such threat is posed by the Oriental migratory locust Locusta migratoria manilensis in China, which, historically, has been restricted to eastern China from the Bohai Gulf southwards, and now threatens to expand its range into the agriculturally important region of northeast China. We analyzed data from a recent outbreak of migratory locusts in Heilongjiang Province (extreme northeast China), > 700 km north of its current known range, and identified the source region, timing of arrival and probable migratory routes of this incursion. We further show that warming temperatures in this region will likely allow subsequent invasions to establish permanent populations in northeast China, and thus authorities in this important crop-producing region of East Asia should be vigilant to the threat posed by this species.

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