Herbicide Residue Drift Injury - Canola Council of Canada

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30 Residual Effects of Group 4 Herbicides Residual Effects of Group 4 Herbicides Group 4 herbicides are synthetic auxins or hormone mimics, which affect the growth in the newest stems and leaves by affecting protein synthesis and normal cell division. Group 4 Herbicides Chemical Family Active Ingredient Found In: Benzoic Acids Dicamba Banvel II, Banvel VM, Battalion, DyVel, DyVel DSp, Harmony K, Hawkeye Power, Oracle, Overdrive, Pulsar, Rustler, Sword, Takkle, Target, Tracker XP, Triton K, Vanquish, VMD 480 Dicamba Carboxylic Acids Clopyralid Absolute, Curtail M, Eclipse III, Lontrel 360, FlaxMax DLX, Momentum, Prestige, Prestige XC, Spectrum, Tensile Aminopyralid Fluroxypyr Picloram Milestone, Restore, Reclaim Altitude FX, Attain XC, Barricade II, Everest GBX, Flurox 2,4, Harmony Max, Momentum, OcTTain XL, Prestige XC, Pulsar, Retain, Stellar, Tandem, Trophy 600 Grazon, Tordon 22K Phenoxy 2,4-D 2,4-D, Adrenalin SC, Approve, Attain XC, Desormone, Dichlorprop-D, Dichlorprop-DX, DyVel DSp, Estaprop Plus, Estaprop XT, Flurox 2,4, Frontline 2,4-D, Frontline 2,4-D XC, Grazon, Leader, OcTTain XL, Reclaim, Restore, Retain, Salvo, Signal D, Thrasher, Thumper, Titanium, Triton K, Turboprop
Chemical Family Active Ingredient Found In: Phenoxy Dichlorprop (2,4-DP) Desormone, Dichlorprop-D, Dichlorprop-DX, Estaprop Plus, Estaprop XT, Optica Trio, Turboprop 2,4-DB 2,4-DB, Caliber 625, Cobutox 625, Embutox 625 MCPA MCPB Mecoprop (MCPP) Quinclorac Achieve Liquid Gold, Altitude FX, Assert FL, Badge, Broadside, Buctril M, Clovitox Plus, Curtail M, DyVel, FlaxMax DLX, Frontline, Frontline XL, Horizon BTM, Logic M, MCPA, Mextrol 450, Optica Trio, Prestige XC, Refine M, Signal M, Spectrum, Stellar, Sword, Target, Topside, Tracker XP, Trophy 600, Tropotox Plus Clovitox Plus, Topside, Tropotox Plus Compitox, DyVel DSp, Mecoprop-P, Optica Trio, Sword, Target, Tracker XP Triton C Always confirm active ingredients and recropping restrictions on product labels prior to use. • Seedlings can be stunted and malformed. • Abnormal growth, including twisting of stems, cupping and deformation of leaves. • Uncontrolled cell growth in the lower stem and upper root area can lead to the development of abnormal tissues and secondary roots. • Calluses can also form on the stems. Recognizing Herbicide Residue and Drift Injury in Canola 31
Page 1 and 2: Recognizing Herbicide Residue Drift
Page 3 and 4: Foliar Herbicide Injury Introductio
Page 5 and 6: Recropping Restrictions for Residua
Page 7 and 8: Herbicide Clearfield Canola Non-Cle
Page 9 and 10: Table 1: Soil factors that effect t
Page 11 and 12: Carryover can have considerable fie
Page 13 and 14: In this case, cupping was caused by
Page 15 and 16: These plants also exhibit symptoms
Page 17 and 18: An unaffected (left) and severely a
Page 19 and 20: An unaffected plant (left) and one
Page 21 and 22: Severe Symptoms At the 3-leaf stage
Page 23 and 24: Severe Symptoms Leaf purpling and c
Page 25 and 26: Severe Symptoms The combination of
Page 27 and 28: Recognizing Herbicide Residue and D
Page 29: Symptoms observed at this stage are
Page 33 and 34: Conclusion Herbicide carryover can
Page 35 and 36: Recognizing Herbicide Residue and D
Page 37 and 38: OBJECTIVES AND METHODS This section
Page 39 and 40: Chemical Family Active Ingredient F
Page 41 and 42: Sulfosulfuron symptoms: 2% of an 11
Page 49 and 50: Imazethapyr and Imazamox symptoms:
Page 51 and 52: Imazethapyr and Imazamox symptoms:
Page 53 and 54: Chemical Family Active Ingredient F
Page 55 and 56: 2,4-D Ester 600 symptoms: 5% of a 2
Page 57 and 58: 2,4-D Ester 600 symptoms: 10% of a
Page 59 and 60: Effects of Foliar-Applied Group 6 H
Page 61 and 62: Effects of Foliar-Applied Group 9 G
Page 63 and 64: Effects of Foliar-Applied Group 14
Page 66: Canola Council of Canada 400 -167 L

Herbicide Residue Drift Injury - Canola Council of Canada

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