Herbicide Resistance Around the World<BR> 404 Unigue Cases (species X site of action) <BR> <BR> 220 species <BR> 130 dicots <BR> 90 monocots <BR> <BR> Top 3 Modes of Action <BR>ALS Inhibitors <BR>PS II Inhibitors <BR>ACCase Inhibitors <BR>Source: Heap, I. The International Survey of Herbicide Resistant Weeds. Online. Internet. <BR>November 15, 2013 . <BR>