INTERNATIONAL HERBICIDE-RESISTANT WEED DATABASE

SILKY WINDGRASS (Apera spica-venti)

with GROUP B/2 resistance: (INHIBITION OF ACETOLACTATE SYNTHASE )
Inhibition of Acetolactate Synthase
MUTATION: PROLINE 197 to THREONINE







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Chemical FamilyExample HerbicideResistance Level
ImidazolinonesImazethapyr Not Determined
Pyrimidinyl benzoates Bispyribac-Na Not Determined
SulfonylureasChlorsulfuron Resistant > 10 fold
Triazolopyrimidine - Type 1 Chloransulam-methyl Intermediate Resistance < 10 fold
Triazolinones Flucarbazone-Na Intermediate Resistance < 10 fold

REFERENCES

This case was entered by Patrick Tranel Email: tranel@illinois.edu

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Heap, I.  The International Herbicide-Resistant Weed Database.  Online.  Tuesday, October 15, 2024 .  Available  www.weedscience.org Copyright © 1993- 2024 WeedScience.org All rights reserved. Fair use of this material is encouraged. Proper citation is requested.