select Select by Site of Action A (ACCase inhibitors) B (ALS inhibitors) C1 (Photosystem II inhibitors) C2 (PSII inhibitor (Ureas and amides)) C3 (PSII inhibitors (Nitriles)) D (PSI Electron Diverter) E (PPO inhibitors) F1 (Carotenoid biosynthesis inhibitors) F2 (HPPD inhibitors) F3 (Carotenoid biosynthesis (unknown target)) F4 (DOXP inhibitors) G (EPSP synthase inhibitors) H (Glutamine synthase inhibitors) I (DHP synthase inhibitors) K1 (Microtubule inhibitors) K2 (Mitosis inhibitors) K3 (Long chain fatty acid inhibitors) L (Cellulose inhibitors) M (Uncouplers) N (Lipid Inhibitors) O (Synthetic Auxins) P (Auxin transport inhibitors) Z (Antimicrotubule mitotic disrupter) Z (Cell elongation inhibitors) Z (Nucleic acid inhibitors) Z (Unknown)

Weeds Resistant to HPPD inhibitors (F2/27) by species and country
Weeds Resistant to HPPD inhibitors (F2/27) by species and country Drag a column header and drop it here to group by that column

Weeds Resistant to HPPD inhibitors (F2/27) by species and country

#	Species	Country	First Year	WeedID	Species	CommonName	HRAC	MOAID	WSSA	HerbicideGroup
1	Amaranthus palmeri Palmer Amaranth	2009 - United States (Kansas) *Multiple - 3 SOA's 2011 - United States (Nebraska) 2014 - United States (Nebraska) *Multiple - 2 SOA's 2014 - United States (Wisconsin) *Multiple - 2 SOA's	2009	14	Amaranthus palmeri	Palmer Amaranth	F2	10	27	HPPD inhibitors
2	Amaranthus tuberculatus (=A. rudis) Tall Waterhemp	2009 - United States (Illinois) *Multiple - 3 SOA's 2009 - United States (Iowa) *Multiple - 3 SOA's 2011 - United States (Iowa) *Multiple - 4 SOA's 2011 - United States (Nebraska) 2016 - United States (Illinois) *Multiple - 5 SOA's	2009	219	Amaranthus tuberculatus (=A. rudis)	Tall Waterhemp	F2	10	27	HPPD inhibitors

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Cite this site as: Heap, I.  The International Survey of Herbicide Resistant Weeds.  Online.  Internet.  Thursday, August 24, 2017 .  Available  www.weedscience.org
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