Weed Control in Corn

Evaluation of two-pass versus single-pass corn herbicide programs for crop phytotoxicity and weed control, Ames, IA, 2003.

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Owen, M. D. K., Lux, J. F., Franzenburg, D. D.

Objective:
The purpose of this study was to evaluate the effectiveness of two-pass and single-pass corn herbicide programs for crop phytotoxicity, weed control and yield.

Crop:
corn, fieldZea maysDeKalb 58-24

Weeds:
ABUTHAbutilon theophrastivelvetleaf
AMATAAmaranthus rudiswaterhemp, common
CHEALChenopodium albumlambsquarters, common
SETFASetaria faberifoxtail, giant

Herbicides:
acetochlor&atrazine&dichlormidKeystone
acetochlor&atrazine&MON 4660Degree Xtra
acetochlor&atrazine&MON 4660Harness Xtra
atrazineAatrex
atrazine&acetochlor&dichlormidKeystone
atrazine&acetochlor&MON 4660Degree Xtra
atrazine&acetochlor&MON 4660Harness Xtra
atrazine&dicambaMarksman
atrazine&dimethenamid-PGuardsman Max
atrazine&mesotrione&s-metolachlor&CGA-154281Lumax
atrazine&rimsulfuron&nicosulfuronBasis Gold
atrazine&s-metolachlor&CGA-154281Cinch ATZ
atrazine&s-metolachlor&CGA-154281Bicep II Magnum
clopyralid&flumetsulamHornet
dicambaClarity
dicamba&atrazineMarksman
dicamba&diflufenzopyrDistinct
dicamba&diflufenzopyr&nicosulfuronCelebrity Plus
dicamba&halosulfuronYukon
diflufenzopyr&dicambaDistinct
diflufenzopyr&nicosulfuron&dicambaCelebrity Plus
dimethenamid-POutlook
dimethenamid-P&atrazineGuardsman Max
flumetsulam&clopyralidHornet
foramsulfuronOption
glyphosateRoundup WeatherMax
halosulfuron&dicambaYukon
mesotrioneCallisto
mesotrione&s-metolachlor&atrazine&CGA-154281Lumax
nicosulfuron&atrazine&rimsulfuronBasis Gold
nicosulfuron&dicamba&diflufenzopyrCelebrity Plus
nicosulfuron&rimsulfuronSteadfast
rimsulfuron&nicosulfuronSteadfast
rimsulfuron&nicosulfuron&atrazineBasis Gold
s-metolachlor&atrazine&CGA-154281Bicep II Magnum
s-metolachlor&atrazine&CGA-154281Cinch ATZ
s-metolachlor&atrazine&mesotrione&CGA-154281Lumax



2003 NCWSS Research Report-V.60