Weed Management in Corn - University of Guelph

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Yield (T/ha) Roundup Ready Corn 200 160 200 Yield (bu/ac) 191 194 196 199 180 120 80 40 0 Weed-free Roundup EP Roundup LP Roundup + Marksman EP Converge PRE; Roundup LP Roundup EP; Roundup LP Sikkema, UG Nurse, AAFC Average of 11 studies
Roundup LP Sikkema, UG Roundup LP Sikkema, UG
Page 1 and 2: Weed Management in Corn Questions f
Page 3 and 4: Visible Corn Injury (%) Fall Applic
Page 5 and 6: Corn Yield (bu/ac) Fall Application
Page 7 and 8: Question # 2 Is weed control reduce
Page 9 and 10: Time in Solution Experiments 1. Her
Page 11 and 12: Time in Solution (PRE) Converge Vel
Page 13 and 14: Time in Solution (PRE) Yield (bu/ac
Page 15 and 16: Primextra + Callisto - Sprayed Imme
Page 17 and 18: Time in Solution (PRE) Summary 1. W
Page 19 and 20: Time in Solution (POST) Distinct Ve
Page 21 and 22: Liberty - Sprayed Immediately
Page 23 and 24: Time in Solution (POST) Summary 1.
Page 25 and 26: No effect on weed control Crop Boos
Page 27 and 28: No effect on RR corn yield Crop Boo
Page 29 and 30: Question # 4 My corn is at the 8-10
Page 31 and 32: Late Herbicide Application in Corn
Page 33 and 34: Late Herbicide Application in Corn
Page 35 and 36: Question # 5 I heard about glyphosa
Page 37 and 38: Roundup Ready Corn Weed Management
Page 39 and 40: Roundup Ready Corn Roundup + Marksm
Page 41 and 42: Weed Control (%) Roundup Ready Corn
Page 43: Weed Control (%) Roundup Ready Corn
Page 47 and 48: Roundup Ready Corn Conclusions 1. W
Page 49 and 50: Question # 6 When is the best time
Page 51 and 52: Weed Control (%) Roundup Ready Corn
Page 53 and 54: Roundup Ready Corn Roundup - Applic
Page 55 and 56: Question # 7 What is the effect of
Page 57 and 58: Visible Corn Injury (%) Glyphosate
Page 59 and 60: Corn Yield (bu/ac) Glyphosate Drift
Page 61 and 62: Question # 8 Does the time of day t
Page 63 and 64: Corn Yield (bu/ac) Time of Day 175
Page 65 and 66: Weedy Check 6 am 9 am Liberty Time
Page 67 and 68: Weed Control (%) 8 WAA Time of Day
Page 69 and 70: Time of Day Summary - Herbicides He
Page 71 and 72: Time of Day Summary 1. Change in ef
Page 73 and 74: Time of Day Conclusions 2. The effe
Page 75 and 76: That’s confusing, now what do I d

Weed Management in Corn - University of Guelph

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