图1中国省级行政区农业生态系统入侵种数统计。a图中数字表示各省级行政区总入侵种数，b图为各地植物入侵种与动物和微生物入侵种数的线性回归。

Fig. 1 number of invasive species in agricultural ecosystems in Chinese provincial districts (a) and relationships between species Numbers of plant invaders and animal and microbe invaders (b).

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图1中国省级行政区农业生态系统入侵种数统计。a图中数字表示各省级行政区总入侵种数，b图为各地植物入侵种与动物和微生物入侵种数的线性回归。

Fig. 1 number of invasive species in agricultural ecosystems in Chinese provincial districts (a) and relationships between species Numbers of plant invaders and animal and microbe invaders (b).

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