INTERNATIONAL HERBICIDE-RESISTANT WEED DATABASE
Mouse Over Countries to see number of resistant weeds.
To save map for Powerpoint: Use Print Screen (PrtScr) button and paste it into PowerPoint. After that you can crop it, resize it.
PERMISSION MUST BE OBTAINED FIRST if you intend to base a significant portion of a scientific paper on data derived from this site. Citation:|
Heap, I. The International Herbicide-Resistant Weed Database. Online.
Copyright © 1993-
WeedScience.org All rights reserved. Fair use of this material is encouraged. Proper citation is requested.