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Cotton Weeds
Cooperative Extension
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General Information
Weed ID
Noxious Weeds
Cotton Report Articles




General Information

Tillage Equipment

Using Layby Herbicides for Weed Control in Cotton (rev. 6/01)
Control of Broadleaf Weeds in Seedling Cotton With Over-The-Top Herbicide Applications (rev. 4/01), PDF file, 55KB

Herbicide Information

Detour signHerbicide Injury Symptoms (UA & UC)
Herbicide Symptom Key
Herbicide Symptoms - an overview of herbicides, their classification, mode of action, and target weeds are provided along with photos of symptoms. A presentation.
Hazard From Herbicide Used in Previous Crop, PDF version, 26KB
Herbicide Resistance
Detour sign International Survey of Herbicide Resistant Weeds

Weed ID

AZ Weed Photo Gallery
Detour signUC Pest Management Guidelines
Detour signAn Illustrated Guide to Arizona Weeds, published by University of Arizona Press.
Detour signWeed Science Society of America
Detour signWeed Images and Descriptions by Rutgers Cooperative Extension.
Detour signWeed ID - University of Illinois (nice pictures)

Detour signNoxious Weeds

Noxious Weed List - Arizona Department of Agriculture
Rangeland Noxious Weeds and Invasive Species - University of Arizona
Poisinous Plants Database (Cornell University)
The Weed Hall of Shame presented by the U.S. Bureau of Land Management as part of its environmental education pages.

Cotton Report Articles

Effects of Reduced Tillage and Crop Residues on Cotton Weed Control, Growth and Yield (2003) PDF file, 56KB
Effect of Buctril Rate on Weed Control in BXN Cotton - 2001 (2002) PDF file, 142KB
Weed Control in Arizona Ultra Narrow Row Cotton: 1999 Preliminary Results (2000) PDF file, 41KB
Effect of Halosulfuron (Permit), CGA362622, Glyphosate (Roundup Ultra) and Pyrithiobac (Staple) on Purple Nutsedge Growing in a Fallow Field (2000) PDF file, 50KB
Johnsongrass Control in Cotton with BAS (2000) PDF file, 13KB
Integrated Morningglory Control Strategies: Transgenic Cotton and Precision Cultivation (1999) PDF file, 20KB
IPM/BMP Practices in Arizona Cotton (1998)
Interactions Between Herbicides and Cotton Seedling Damping-off in the Field (1998)
Layby Mexican Sprangletop Control with Select (Clethodim) and Antagonism Resulting From Staple (Pyrithiobac Sodium) and Select Tank Mixed (1998)
Preliminary Study of Cotton Weed Control Strategies Using Over-The-Top Herbicides (1998)
Survey of Cotton Weeds and Weed Control Practices in Arizona Upland Cotton Fields (1998)

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