Supplementary material 1 from: Eschen R, Grégoire, JC, Hengeveld GM, de Hoop MB, Rigaux L, Potting RPJ (2015) Trade patterns of the tree nursery industry in Europe and changes following findings of citrus longhorn beetle, Anoplophora chinensis Forster. NeoBiota 26: 1-20. https://doi.org/10.3897/neobiota.26.8947

Table S1: Explanation note: Summary of dynamics of the import of Acer plants into the Netherlands in 1998–2012. The number of importing companies relates to the confirmed importers of Acer spp. HU indicates Hungary, AS indicates East-Asia and NZ indicates New Zealand.

表S1：说明注释：1998年至2012年荷兰进口槭属（Acer）植物的进口动态汇总。本次统计的进口企业数量为经确认的槭属（Acer spp.）植物进口商。其中HU为匈牙利（Hungary），AS为东亚（East-Asia），NZ为新西兰（New Zealand）。