Weed Control in Corn

Herbicide performance in corn at Waseca, MN tall waterhemp site in 2003.

page 87

Hoverstad, T. R., Gunsolus, J. L.

Objective:
To evaluate weed management systems available to corn producers in southern Minnesota on several annual weed species.

Crop:
corn, fieldZea maysGarst 8517LL
corn, fieldZea maysGarst 8590IT
corn, fieldZea maysGarst 8590RR

Weeds:
ABUTHAbutilon theophrastivelvetleaf
AMATUAmaranthus tuberculatuswaterhemp, tall
SETFASetaria faberifoxtail, giant

Herbicides:
acetochlor&atrazine&dichlormidKeystone LA
acetochlor&dichlormidSurpass
acetochlor&MON 4660Harness
atrazineAatrex
atrazine&acetochlor&dichlormidKeystone LA
atrazine&dicambaMarksman
atrazine&mesotrione&s-metolachlor&CGA-154281Lumax
carfentrazoneAim
clopyralid&flumetsulamHornet WDG
clopyralid&flumetsulam&nicosulfuron&rimsulfuronAccent Gold WDG
dicambaClarity
dicamba&atrazineMarksman
dicamba&diflufenzopyrDistinct
dicamba&primisulfuronNorthStar
diflufenzopyr&dicambaDistinct
dimethenamid-POutlook
flufenacetDefine
flumetsulam&clopyralidHornet WDG
flumetsulam&nicosulfuron&rimsulfuron&clopyralidAccent Gold WDG
foramsulfuronOption
glufosinateLiberty
glyphosateTouchdown
glyphosateRoundup WeatherMax
imazapyr&imazethapyrLightning
imazethapyr&imazapyrLightning
mesotrioneCallisto
mesotrione&s-metolachlor&atrazine&CGA-154281Lumax
nicosulfuron&rimsulfuronSteadfast
nicosulfuron&rimsulfuron&clopyralid&flumetsulamAccent Gold WDG
primisulfuron&dicambaNorthStar
rimsulfuron&clopyralid&flumetsulam&nicosulfuronAccent Gold WDG
rimsulfuron&nicosulfuronSteadfast
s-metolachlor&atrazine&mesotrione&CGA-154281Lumax
s-metolachlor&CGA-154281Dual II Magnum



2003 NCWSS Research Report-V.60