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Ministry of Agriculture, Food and Rural Affairs

dicamba

Trade Names: Banvel II, Oracle, Vanquish

Group 4

Site of Action: Synthetic auxins

Symptoms
At first symptoms include:

  • Bending, twisting, swelling and elongation of stems
  • Leaf cupping and curling

Followed by:

  • Chlorosis at the growing points
  • Growth inhibition
  • Wilting
  • Necrosis, and death of susceptible plants within 3- 5 weeks
  • Low concentration may cause young leaves to look puckered

Uptake and Translocation

  • Readily absorbed by roots, stems or leaves
  • Translocated to other plant parts

Persistence

  • Half-life in soil: 30 days
    Residue carryover into the next season is not a problem when applied at rates recommended for crop situations

 

 

Dicamba injury on squashClick to enlarge.