INTERNATIONAL HERBICIDE-RESISTANT WEED DATABASE
©2024 WeedScience.org, Dr. Ian Heap 12/27/2024


PLEASE NOTE
The graph does not necessarily plot multiple resistance in the same individual plant.
Resistance to different SOA's may be found in separate populations, even in separate countries,
this chart presents the cumulative number of SOA's recorded globally for a species.

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.  Friday, December 27, 2024 .  Available  www.weedscience.org Copyright © 1993- 2024 WeedScience.org All rights reserved. Fair use of this material is encouraged. Proper citation is requested.