Photo of a field of lettuce
Water Use in Vegetables: Western Head Lettuce
(Arizona Water Series #26), PDF file, 122K

Photo of small cole plants
Using Admire on Desert Vegetable Crops

Photo of a head of lettuce infected by downy mildew
Detour signDowny Mildew on Head Lettuce

Photo of water flowing through an irrigation ditch.
Irrigation in Arizona

Photo of weeds in a head lettuce field.
Weeds in Vegetables

Photo of a field being flood irrigated at planting.
Determining the Amount of Irrigation Water
Applied to a Field

(Arizona Water Series #29), PDF file, 34KB

Photo of a spray plane in action.
Pesticide information

Photo of a properly dressed pesticide mixer/loader mixing pesticide for arial application.
Pesticide application information.

Photo of a pesticide being mixed for arial application.
Restricted-use pesticide being mixed for aerial application.
Pesticide regulatory information

Photo of leafminer tunnels in a cotton leaf.
Leafminer management in vegetables

Photo of cole crop plants in the field.
Weed Control in Cole Crops
PDF file, 32KB

Photo of a lettuce seedling that was stunted by herbicide and one that was not.
Lettuce Injury from Preplant and
Preemergence Herbicides

Photo of whitefly adults and nymphs on a melon leaf.
Cross-Commodity Guidelines for Neonicotinoid Insecticides in Arizona
(PDF file, 175KB)

Photo of sooty mold and honeydew contamination on treated and untreated melons.
Sooty mold and honeydew contamination on treated and untreated melons
Melon Insect Pest Management in Arizona

Photo of lettuce plants growing in a field.
Guidelines for Head Lettuce Production in Arizona 445KB

Photo of lettuce impacted and not impacted by thrips.  (one is smaller than the other)
Romaine lettuce on right damaged by thrips.
Thrips on Vegetables

Photo of a cabbage looper on a cauliflower leaf.
Cabbage looper on cauliflower leaf.
Controling Worm Pests on
Vegetables in Arizona

Photo of the subsurface application of Admire to a lettuce bed.
Injecting Admire at planting.
Using Admire on Desert Vegetable Crops

Photo of a melon field.
Weed Control in Melons
PDF file, 35KB

Photo of a green peach aphid.
Green Peach Aphid in Head Lettuce
Part of the head lettuce guidelines. 445KB

Photo of a wester flower thrips
Thrips Management in Desert Lettuce:
Understanding Crop*Insect Interactions

(9/03 AZ Dept. of Ag. Specialty Crop Grant Report)
PDF file, 667KB

Photo of a lettuce head infected with bottom rot.
Bottom Rot in Head Lettuce
Presentations on Diseases

Photo of lettuce in a field that have leaf drop.
Evaluation of Products to Manage Sclerotinia
Leaf Drop of Lettuce in 2003

PDF file, 24KB

A Vegetable Report article

Photo of a lettuce head infected with downy mildew.
Downy Mildew in Head Lettuce
Part of the head lettuce guidelines. 445KB

Photo of a lettuce leaf infected with powdery mildew.
Powdery mildew, one of the diseases
affecting head lettuce

Photo of a lettuce leaf infected with big vien, a viral disease.
Big vein, a viral disease in head lettuce
Part of the head lettuce guidelines. 445KB

Photo of a harvest crew harvesting lettuce.
Harvesting head lettuce
Part of the head lettuce guidelines. 445KB

Photo of pelletized seed in vials.
Vegetable Varieties

Photo of a tractor out in a field in the planting season.
Planting lettuce in Arizona
Part of the head lettuce guidelines. 445KB

Photo of a leaf miner.
Leafminer Management in Melons

Photo of a cabbage looper.
Cabbage looper in head lettuce
Part of the head lettuce guidelines. 445KB

Photo of seedless watermelons out in a field.
Fertilizing Melon Crops in Arizona

Photo of a bee pollinating a melon.
Pollination in Melons


Vegetable Economics


Sampling Plans and Action Thresholds
for Whiteflies on Spring Melons


Common Insect Contaminants Found in Arizona Lettuce
PDF file, 424 KB

Photo of two heads of romaine lettuce, one bigger, the other smaller.  The smaller head of lettuce was affected by thrips feeding.
Suppression of Western Flower Thrips by Overhead Sprinkler Irrigation in Romaine Lettuce
2002 Vegetable Report article, PDF file 272KB


The Effects of Spray Adjuvants on the Insecticidal Activity of Success® (spinosad) on Lettuce and Melons

2002 Vegetable Report article, PDF file 305KB


Desert Vegetable Advisories

Seasonal updates on vegetable production and quality issues in the Yuma region

Photo of a cotton leaf with necrosis and chlorosis caused by an herbicide.
Herbicide Symptoms

One of the many topics on our "Presentations" page.

Photo of an extension presentation in front of a field.
Presentations
This page provides links to talks presented on topics affecting Arizona agriculture.

Photo of a worm on a head of lettuce.
Arizona Head Lettuce Insect Losses 2001/2002

Photo of the cover page for the book "Ag Help Wanted : Guidelines for Managing Agricultural Labor"
Ag Help Wanted: Guidelines for Managing Agricultural Labor
A new resource for all individuals with an interest in agricultural labor

Photo of whitefly adults and nymphs on a melon leaf.
Cross-Commodity Guidelines for Neonicotinoid Insecticides in Arizona
(PDF file, 175KB)

Photo of striped flea beetles on melon seedlings.
Reduced-Risk Insecticides For Leafy Vegetables and Melons

Photo of a cabbage looper on a melon leaf.
Melon Insect Pest Management in Arizona

Photo of a assassin bug on a cotton leaf.
 Photo Library - over 600 images!

Photo of cotton leafperforator larva with silk shelter and exuvia.
 Photo Library - over 600 images!

Photo of a wheat field with mountains in the background.
 Photo Library - over 600 images!

Photo of baby lettuce.
 Foxglove aphid information