Arizona Crop Information Site logo





University of Arizona
Citrus Weeds
Cooperative Extension
  Detour sign = use your "Back" button to return to ACIS
PDF documents require Adobe Acrobat Reader

General Information
Weed ID
Noxious Weeds




General Information

Tillage Equipment

Citrus Orchard Floor Management 2001: Comparison of a Disk, "Perfecta" Cultivator, and Weed Sensing Sprayer (2002) PDF file, 194KB

Evaluation and management of a "salina" strawberry clover cover crop in citrus: first year preliminary results (1999) PDF file, 21 KB

Herbicide Information

Guide to Common Nutrient Deficiency and Herbicide Injury Symptoms in Citrus (in English & Spanish) (1998)

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.
Herbicide Resistance
Detour signInternational Survey of Herbicide Resistant Weeds

Citrus Report Articles:
Citrus Orchard Floor Management 2001: Comparison of a Disk, "Perfecta" Cultivator, and Weed Sensing Sprayer (2002) PDF file, 194KB

Applying roundup to the base of lemon tree canopies: effects on leaves, flowers, fruitlets, and yield (1999) PDF file, 64KB

Evaluation of Milestone Herbicide for Early Post-emergence Weed Control in Citrus on the Yuma Mesa (1998)

Presentations: The following are files of slides that accompanied verbal presentations that were given at various agricultural meetings. Please note file sizes. Disclaimers

McCloskey, W.B. Weed Control in Lemons (6 slides /page PDF file, 730KB) One slide per page PDF file, 6.83MB 14th Annual Desert Crops Workshop, Holtville, California. December 3, 2003.

McCloskey, W.B. Effect of Surfactants and Adjuvants on Postemergence Herbicide Efficacy PDF file, 2.45MB Ag Production Meeting, Parker Elks Club, Parker, AZ. September 24, 2003.

McCloskey, W.B. Innovations in Citrus Weed Control, PDF file, 3.17MB Annual Desert Crop Workshop, Yuma, AZ. December 4, 2002.


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
Poisinous Plants Database (Cornell University)


Home | Cotton | Veggies | Forages | Grains | Citrus | Crop x Crop
Insects | Diseases| Weeds | Pesticides | News | Weather | Research | Photos | Contacts | General Info.

document located at:
Copyright © 2001 University of Arizona,
College of Agriculture and Life Sciences
Webmaster: Al Fournier (