Cumulative maize area in relation to the biogeographical area in six biogeographic regions of Europe.

 
 
  Part of: Marion D, Andreas B, Andreas H (2018) Spatial analysis of the occurrence of protected butterflies in six European biogeographic regions as a tool for the environmental risk assessment of Bt maize. BioRisk 13: 31-52. https://doi.org/10.3897/biorisk.13.20688