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Ministry of Agriculture, Food and Rural Affairs


Trade Name: Pardner

Group 6

Site of Action: Inhibitors of photosynthesis at photosystem II, Site A


  • Injury is confined to foliage that has come in contact with the herbicide
  • Low doses of mimic classical photosynthesis inhibitors
  • High doses mimic cell membrane disrupters
  • Crop oil concentrates and other additives may intensify injury symptoms

Uptake and Translocation

  • Contact herbicide causing immediate injury with little to no movement

Half-life in soil: 7 days
Mainly microbial degradation.


Bromoxynil herbicide injury