Table 3: Visual control and fresh weight reduction of common waterhemp population resistant to protox-inhibiting herbicides. Data were collected 21 days after treatment.

Treatment a Rate20022003
ControlFresh weight reductionControlFresh weight reduction
%

Nontreated0000
Flumiclorac-pentyl + COC30 g ai/ha + 2.3 L/ha2664034
Carfentrazone-methyl + NIS9 g ai/ha + 0.25% v/v1457837
Lactofen + COC + DAS220 + 1.2 L/ha + 2.8 kg/ha34494514
Acifluorfen + COC + DAS420 + 2.3 L/ha + 1.7 kg/ha46901817
Fomesafen + COC + UAN330 + 1% v/v + 2.5% v/v57892039
Mesotrione + COC + DAS110 + 1% v/v + 9.5 kg/ha99996872
Dicamba/diflufenzopyr + NIS + DAS290 + 0.25% v/v + 2.8 kg/ha72788783
Atrazine + COC1680 g ai/ha + 2.3 L/ha561003742
LSD ( 𝑃 = 0 . 0 5 )23281242

a Abbreviations: DAS: diammonium sulfate ((NH4)2SO4); COC: crop oil concentrate; and NIS: nonionic surfactant; UAN: 28% urea ammonium nitrate.