INTERNATIONAL HERBICIDE-RESISTANT WEED DATABASE
Mouse Over Countries to see number of resistant weeds.
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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.
. Available
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WeedScience.org All rights reserved. Fair use of this material is encouraged. Proper citation is requested.
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