Aphids in Leafy Vegetables (Jan. 13, 2010) more

Western Flower Thrips in Desert Lettuce (Jan. 27, 2010) more

Alternative for Aphid Control (Feb. 10, 2010) more

Worm Activity Increasing (Feb. 24, 2010) more

Late-season Thrips Control (Mar. 10, 2010) more

The Bagrada Bug, a New Invasive Pest of Cole Crops (Mar. 24, 2010) more

EPA Final Cancellation Order for Spirotetramat (Movento) (Apr. 7, 2010) more

They're Back! (Apr. 21, 2010) more

Weather and Insects (May 5, 2010) more

Whitefly Management on Spring Melons (May 19, 2010) more

Insecticide Usage in Head Lettuce (Jun. 2, 2010) more

EPA to Cancel Endosulfan in Vegetables and Melons (Jun. 16, 2010) more

Bagrada Bug Update: Summer Populations (Jul. 14, 2010) more

Area-wide Incidence of Whiteflies and CYSDV in Desert Melons (Jul. 28, 2010) more

Insect Pests of Leafy Vegetables and Melons at Stand Establishment (Aug. 11, 2010) more

Whitefly Management on Fall Vegetables (Aug. 25, 2010) more

Bagrada Bug Management Tips for the Low Desert (Sept. 8, 2010) more

Management of Armyworm and Loopers in Fall Produce (Sept. 22, 2010) more

Bagrada Bug Update (Oct. 6, 2010) more

Movento Registered, Again (Oct. 20, 2010) more

Leafminer Management on Fall Lettuce (Nov. 3, 2010) more

Aphid ID in Leafy Vegetables (Nov. 17, 2010) more

Management Tips for Insects in Desert Vegetables (Dec. 1, 2010) more

Best Management Practices for Pest Control in Vegetables (Jan. 12, 2011) more

Seed Corn Maggots in Spring Melon Plantings (Jan. 26, 2011) more

Alternatives for Aphid Management in Desert Produce (Feb. 9, 2011) more

Thrips Management in Desert Produce (Feb. 23, 2011) more

Bagrada Bug Seasonal Activity (Mar. 9, 2011) more

Winter Weather: Impact on Produce Pests this Year (Mar. 23, 2011) more

Insecticide Modes of Action on Desert Vegetables (Apr. 6, 2011) more

Insect Losses and Insecticide Usage in Head Lettuce (Apr. 20, 2011) more

Whitefly Management on Spring Melons (May 4, 2011) more

Insecticide Usage in Head Lettuce, 2010-2011 (May 18, 2011) more

Insect Losses and Insecticide Usage in Spring Melons (Jun. 1, 2011) more

Whitefly Management (Jun. 15, 2011) more

Impact of Bagrada Bug on Desert Cole Crops in 2010 (Jun. 29, 2011) more

Area-wide Incidence of Whiteflies and CYSDV in Desert Melons (Jul. 13, 2011) more

Important Insect Pests at Stand Establishment in Fall Melons (Jul. 27, 2011) more

IRM Guidelines for Beet Armyworm in Lettuce (Aug. 10, 2011) more

Bagrada Bug Control on Desert Cole Crops (Aug. 24, 2011) more

Whitefly Management on Fall Vegetables and Melons (Sep. 7, 2011) more

Insecticide Pre-mixtures and Insect Management (Sep. 21, 2011) more

Beet Armyworm and Cabbage Loopers in Fall Produce (Oct. 5, 2011) more

Bagrada Bugs Finally Arrive (Oct. 19, 2011) more

Leafminer Management on Fall Lettuce (Nov. 2, 2011) more

Aphid ID in Leafy Vegetables (Nov. 16, 2011) more

Winter Weather and Insects in Desert Vegetables (Nov. 30, 2011) more

Green Peach Aphids Beginning to Show Up in Desert Lettuce (Dec. 14, 2011) more

Foxglove Aphids Beginning to Colonize Desert Produce (Jan. 11, 2012) more

Seed Corn Maggots in Spring Melon Plantings (Jan. 25, 2012) more

Aphid Control in Desert Produce (Feb. 8, 2012) more

Western Flower Thrips in Spring Produce Crops (Feb. 22, 2012) more

Lettuce Aphids Showing Up (Mar. 7, 2012) more

Winter Weather: Impact on Produce Pests This Year (Mar. 21, 2012) more

Lettuce Insect, Disease and Weed Losses Workshop - Apr 11 (Apr. 4, 2012) more

Whitefly Management on Spring Melons (Apr. 18, 2012) more

Insect and Weed Interactions in Vegetable Crops (May 2, 2012) more

Insecticide Usage in Head Lettuce (May 16, 2012) more

Impact of Bagrada Bug on Desert Cole Crops in 2010-2011 (May 30, 2012) more

Planning Now for Whitefly Management on Fall Produce and Melons (June 13, 2012) more

Alternatives to Endosulfan for Whitefly/CYSDV Management in Fall Melons (June 27, 2012) more

Whitefly / CYSDV Management Meeting, July 19, 2012 (July 11, 2012) more

Important Insect Pests at Stand Establishment in Fall Melons (July 25, 2012) more

IRM Guidelines for Lepidopterous Larvae in Lettuce (Aug. 8, 2012) more

Bagrada Bug Management Tips on Desert Cole Crops (Aug. 22, 2012) more

Whitefly Management on Fall Produce (Sep. 5, 2012) more

Bagrada Bugs - they're back again and heavier than ever (Sep. 19, 2012) more

Beet Armyworm and Cabbage Loopers in Fall Produce (Oct. 3, 2012) more

Leafminer Management on Fall Lettuce (Oct. 17, 2012) more

Aphid ID in Leafy Vegetables (Oct. 31, 2012) more

Aphid Management on Lettuce Using Imidacloprid and Foliar Insecticides (Nov. 14, 2012) more

Pest Pressure on Desert Produce and Melon Cops in 2012 (Nov. 28, 2012) more

Weather and Spring Insect Populations (Jan. 9, 2013) more

Seed Corn Maggots in Spring Melon Plantings (Jan. 23, 2013) more

Western Flower Thrips Populations Beginning to Build (Feb. 6, 2013) more

Foxglove Aphids Showing Up in Desert Produce (Feb. 20, 2013) more

Integrated Pest Management in Vegetables (March 6, 2013) more

Winter Weather and Produce Pests (March 20, 2013) more

Insecticide Modes of Action on Desert Produce and Melons (April 3, 2013) more

Whitefly Management on Spring Melons (April 17, 2013) more

Spider Mites on Melons (May 1, 2013) more

Whitefly Management on Spring Melons - Part II (May 15, 2013) more

Impact of Bagrada Bug on Desert Cole Crops from 2010-2012 (May 29, 2013) more

Control of Bagrada Bug with Insecticides (June 12, 2013) more

Planning Ahead for Whitefly Management on Fall Produce and Melon Crops (June 26, 2013) more

Insect and Weed Interactions in Vegetable Crops (July 10, 2013) more

Lettuce Dieback (Jan. 13, 2010) more

Downy Mildew (Jan. 27, 2010) more

Lettuce Drop (Feb. 10, 2010) more

Gray Mold (Feb. 24, 2010) more

Lettuce Mildews (Mar. 10, 2010) more

Fusarium Wilt of Leafy Greens: Managing a Challenging Disease (Mar. 24, 2010) more

Soil Solarization (Apr. 7, 2010) more

Melon Powdery Mildew (Apr. 21, 2010) more

Managing Powdery Mildew on Melons (May 5, 2010) more

Update on Management of Powdery Mildew on Melons (May 19, 2010) more

Melon Powdery Mildew (Jun. 2, 2010) more

Summer Preplant Soil Flooding for Management of Lettuce Drop (Jun. 16, 2010) more

Soil Solarization (Jun. 30, 2010) more

Plant Disease Resistance (Jul. 14, 2010) more

Physical Barriers to Plant Diseases (Jul. 28, 2010) more

Chemical Barriers to Plant Diseases (Aug. 11, 2010) more

Successfully Managing Lettuce Drop (Aug. 25, 2010) more

Lettuce Drop (Sept. 8, 2010) more

Phytophthora Blight of Pepper (Sept. 22, 2010) more

Melon Powdery Mildew (Oct. 6, 2010) more

Fusarium Wilt on Lettuce (Oct. 20, 2010) more

Comparison of two Lettuce Wilt Diseases (Nov. 3, 2010) more

Significance of the Environment on Disease Development (Nov. 17, 2010) more

Plant Pathogen Resistance to Fungicides (Dec. 1, 2010) more

Botrytis Leaf Blight on Onions (Dec. 15, 2010) more

Lettuce Drop: Aerial Infection (Jan. 12, 2011) more

Lettuce Dieback (Jan. 26, 2011) more

Freeze and Chilling Injury (Feb. 9, 2011) more

Downy Mildew (Feb. 23, 2011) more

Gray Mold (Mar. 9, 2011) more

Lettuce Powdery Mildew (Mar. 23, 3011) more

Persistence of Sclerotinia (Apr. 6, 2011) more

Melon Powdery Mildew (Apr. 20, 2011) more

Managing Powdery Mildew on Melons (May 4, 2011) more

Management Considerations for Lettuce Drop (May 18, 2011) more

Plant Resistance or Tolerance to Disease (Jun. 1, 2011) more

Pythium Linked to Sudden Wilt and Death of Watermelon Plants (Jun. 15, 2011) more

Soil Solarization (Jun. 29, 2011) more

Summer Preplant Soil Flooding as a Management Tool for Sclerotinia Lettuce Drop (Jul. 13, 2011) more

Plant Pathogen Survival in the Desert (Jul. 27, 2011) more

Plant Disease Resistance (Aug. 10, 2011) more

Chemicals as Plant Disease Inhibitors (Aug. 24, 2011) more

Soil-borne Lettuce Pathogens (Sep. 7, 2011) more

Managing Sclerotinia Lettuce Drop with Fungicides (Sep. 21, 2011) more

Powdery Mildew on Fall Melons (Oct. 5, 2011) more

Fusarium Wilt on Lettuce (Oct. 19, 2011) more

Comparison of Two Lettuce Wilt Diseases (Nov. 2, 2011) more

Downy Mildew (Nov. 16, 2011) more

Impact of the Environment on Disease Development (Nov. 30, 2011) more

Plant Pathogen Resistance to Fungicides (Dec. 14, 2011) more

Lettuce Dieback (Jan. 11, 2012) more

Abiotic Diseases (Jan. 25, 2012) more

Downy Mildew on Spinach and Related Plants (Feb. 8, 2012) more

Late Blight of Celery (Feb. 22, 2012) more

Powdery Mildew on Celery (Mar. 7, 2012) more

Lettuce Powdery Mildew (Mar. 21, 2012) more

Persistence of Sclerotinia (Apr. 4, 2012) more

Powdery Mildew (Apr. 18, 2012) more

Managing Powdery Mildew on Melons (May 2, 2012) more

Fusarium Wilt on Melons (May 16, 2012) more

Disease Resistance and Tolerance (May 30, 2012) more

Sudden Wilt and Death of Melon Plants (June 13, 2012) more

Soil Solarization (June 27, 2012) more

Summer Preplant Soil Flooding as a Management Tool for Sclerotinia Lettuce Drop (July 11, 2012) more

Plant Pathogen Survival in the Desert (July 25, 2012) more

Plant Disease Resistance (Aug. 8, 2012) more

Plant Derived Chemicals as Disease Inhibitors (Aug. 22, 2012) more

Soil-borne Lettuce Pathogens (Sep. 5, 2012) more

Managing Sclerotinia Drop of Lettuce with Fungicides (Sep. 19, 2012) more

Powdery Mildew on Fall Melons (Oct. 3, 2012) more

Fusarium Wilt on Lettuce (Oct. 17. 2012) more

Two Lettuce Wilt Diseases Compared (Oct. 31, 2012) more

Influence of The Environment on Disease Development (Nov. 14, 2012) more

Plant Pathogen Resistance to Fungicides (Nov 28, 2012) more

Lettuce Downy Mildew (Jan. 9, 2013) more

Low Temperatures and Plant Disease (Jan. 23, 2013) more

Weather Affects Plant Disease Development (Feb. 6, 2013) more

Lettuce Dieback (Feb. 20, 2013) more

Lettuce Powdery Mildew (March 6, 2013) more

Gray Mold (March 20, 2013) more

Powdery Mildew (April 3, 2013) more

Disease Resistance and Tolerance (April 17, 2013) more

Managing Powdery Mildew on Melons (May 1, 2013) more

Fusarium Wilt on Melons (May 15, 2013) more

Physical Plant Disease Resistance (May 29, 2013) more

Sudden Wilt and Death of Melon Plants (June 12, 2013) more

Soil Solarization (June 26, 2013) more

Summer Preplant Soil Flooding as a Management Tool for Sclerotinia Lettuce Drop (July 10, 2013) more

Postemergence Grass Control in Vegetables (Jan. 13, 2010) more

Rotational Restrictions for Soil Applied Herbicides Used in Lettuce (Jan. 27, 2010) more

Cole Crop Weed Control Field Day (Feb. 10, 2010) more

Weed Control in Cantaloupe and Watermelon (Feb. 24, 2010) more

Postemergent Grass Control in Melons (Mar. 10, 2010) more

Vegetable Weed Control in the Desert (Mar. 24, 2010) more

Vegetable Weed Control (Apr. 7, 2010) more

Field Day:How Herbicides Work (Apr. 21, 2010) more

Weed Control (May 5, 2010) more

Weed Control (May 19, 2010) more

Weed Identification (Jun. 2, 2010) more

Herbicide Resistance (Jun. 16, 2010) more

Purslane (Jun. 30, 2010) more

Summer Annual Grass Identification (Jul. 14, 2010) more

Evaluating the Potential for Herbicide Injury (Jul.28, 2010) more

Update on the Registration of Kerb For Leaf Lettuce (Aug. 11, 2010) more

Diagnosing Herbicide Injury in Lettuce (Aug. 25, 2010) more

Using Lettuce Herbicides Effectively (Sept. 8, 2010) more

Using Cole Crop Herbicides Effectively (Sept. 22, 2010) more

Postemergence Grass Herbicides (Oct. 6, 2010) more

Adjuvants and Lettuce Herbicides (Oct. 20, 2010) more

Vegetable IPM Video Archive (Oct. 20, 2010) more

Generic Herbicides in Lettuce (Nov. 3, 2010) more

Weed Emergence when Using Preemergent Herbicides (Nov. 17, 2010) more

Pesticide Use in Arizona, the U.S. and Worldwide (Dec. 1, 2010) more

Carryover of Vegetable Herbicides to Wheat Grown in Rotation (Dec. 15, 2010) more

Weed Seeds and Preemergent Herbicides (Jan. 12, 2011) more

Herbicide Names (Jan. 26, 2011) more

Sprinkler Irrigated Wheat Following Vegetables and Herbicide Chemigation (Feb. 9, 2011) more

Herbicides For Irrigation Ditch Banks (Feb. 23, 2011) more

Weed Laws (Mar. 9, 2011) more

Shepardspurse (Mar. 23, 2011) more

Herbicide Resistance vs Herbicide Tolerance (Apr. 6, 2011) more

Nutsedge (Apr. 20, 2011) more

Dodder (May 4, 2011) more

Pigweed (May 18, 2011) more

Calibrating a Backpack Sprayer for Spot Application of Herbicides (June 1, 2011) more

The Effect of Fire on Weed Seeds (Jun. 15, 2011) more

Weed Seed Germination (Jun. 29, 2011) more

Sprangletop (Jul. 13, 2011) more

Herbicides for Ground Preparation in Lettuce (Jul. 27, 2011) more

Vegetable Herbicide Formulations (Aug. 10, 2011) more

Kerb SC and Kerb 50WP (Aug. 24, 2011) more

Dinitroanaline Herbicides (Sep. 7, 2011) more

Vegetable Herbicide Registrations (Sep. 21, 2011) more

How to Interpret Test Results Conducted to Evaluate Herbicide Injury in Lettuce (Oct. 5, 2011) more

Diagnosing Herbicide Injury (Oct. 19, 2011) more

Split Applications of Kerb in Lettuce (Nov. 2, 2011) more

Lift-Off or Codistillation of GoalTender and Goal 2XL (Oxyfluorfen) (Nov 16, 2011) more

Impact of Weeds Compared To Insects And Diseases (Nov. 30, 2011) more

When do Weed Seeds germinate? (Dec. 14, 2011) more

Weed Control in Vegetable Seed Crops (Jan. 11, 2012) more

Herbicide Injury to Wheat Following Lettuce (Jan. 25, 2012) more

Weed Science and the Agricultural Systems Management Degree in Yuma (Feb. 8, 2012) more

Nutsedge Identification (Feb. 22, 2012) more

Herbicide Resistance (Mar. 7, 2012) more

Melon Weed Control (Mar. 21, 2012) more

Soil Applied Herbicides (Apr. 4, 2012) more

Botanical Classification of Crops (Apr. 18, 2012) more

Band Application of Herbicides (May 2, 2012) more

How and Where To Drop Off Samples for Weed Identification and Herbicide Injury Evaluation: (May 16, 2012) more

Summer Fallow Weed Control for Vegetables (May 30, 2012) more

Nutsedge Control With Eptam (EPTC) and Summer Fallow (Jun 13, 2012) more

Maximizing the Use of Glyphosate (Jun 27, 2012) more

On-line Continuing Education Classes (Jul 11, 2012) more

Summer Annual Grass Identification (Jul 25, 2012) more

Send us a Picture (Aug. 8, 2012) more

Balan (Aug. 22, 2012) more

Prowl H₂O Now Registered for Brassica Head and Stem Vegetables (Sep. 5, 2012) more

Using the Botanical Classification of Crops to Evaluate Herbicide Tolerance (Sep. 19, 2012) more

The Tolerance of Endive and Escarole to Balan (Oct. 3, 2012) more

Prefar SLN for Arizona Lettuce (Oct. 17, 2012) more

If You Can’t Beat em, Eat em. (Oct. 31, 2012) more

Update on the Reregistration of Pronamide (Kerb) for Use on Leaf Lettuce (Nov. 14, 2012) more

Weed Seeds (Nov. 28, 2012) more

Herbicide Resistant Little Seed Canarygrass (Jan. 9, 2013) more

Effect of Lettuce Herbicides on Wheat (Jan. 23, 2013) more

Preemergent Herbicides (Feb. 6, 2013) more

Prefar (Bensulide) Needs Lots of Water (Feb. 20, 2013) more

Factors Affecting the Activity of Soil Applied Herbicides (March 6, 2013) more

Grass Control in Melons (March 20, 2013) more

Weed Control in Fall Vegetables Begins Now (April 3, 2013) more

Herbicide Volatility (April 17, 2013) more

Herbicides Registered for Vegetable Crops (May 1, 2013) more

Using Fire to Control Weeds (May 15, 2013) more

Selective Weed Control (May 29, 2013) more

Pigweed Identification and Glyphosate Resistance (June 12, 2013) more

Pesticide Registrations (June 26, 2013) more

Kerb (Pronamide) Use Rates on Lettuce (July 10, 2013) more

Weeds Science: What is the difference between Goosefoot and Lambsquarter? (Apr. 20, 2011) more

Weeds Science: How do you control Nutsedge in Bermuda grass? (Jun. 29, 2011) more

Insect Management: What level of whitefly pressure can growers and PCAs expect this fall? (Jul. 13, 2011) more

Weeds Science: How do plant growth regulators kill weeds? (Aug. 10, 2011) more

Weeds Science: How quick can a Bagrada Bug adult kill broccoli seedlings? (Sep. 7, 2011) more

Insect Management: How do Flea Beetles damage cole crops? (Oct. 5, 2011) more

Chlorotic Spots at Regular Intervals on Wheat Seedlings (Feb. 8, 2012) more

January Rain Disrupts Harvest, Spikes Prices (Jan. 27, 2010) more

11-52-0 Refresher: Best Choice for Desert Soils (Jul. 28, 2010) more

2010 Summer Vegetable Prices Holding Strong (Aug. 11, 2010) more

Soil Fumigant Pesticides Now Subject to New Regulatory Measures (Aug. 25, 2010) more

Lettuce Price (Feb. 24, 2010) more

Baby Leaf Harvester (Mar. 10, 2010) more

Lettuce Sampling Method for Thrips (Apr. 7, 2010) more

Aphid Evaluation Method (May 19, 2010) more

Systemic Insecticide Evaluation (Aug. 25, 2010) more

Adult WF Sampling with Vacuum (Dec. 15, 2010) more

What is a Lysimeter? (May 18, 2011) more

Sampling Adult Whiteflies with Vacuum (Aug. 24, 2011) more

Kerb Ten Years after 9/11 (Sep. 21, 2011) more

Row Cover Video (Nov. 16, 2011) more

The Use of Pelargonic Acid as a Herbicide (Dec. 14, 2011) more

Can bagrada bugs feed on the seeds and reduce your plant stand? (Jan. 11, 2012) more

Agricultural Systems Management Degree in Yuma (Feb. 22, 2012) more

Agricultural Systmes Management Degree in Yuma Presentation - Purple Nutsedge (Mar. 7, 2012) more

Agricultural Systmes Management Degree in Yuma Presentation - London Rocket: Sisymbrium irio (Mar. 21, 2012) more

Agricultural Systmes Management Degree in Yuma Presentation - Yellow Sweetclover: Melilotus officinalis (L.) Lam (Apr. 4, 2012) more

Luigi, The Jungle Bug (Apr. 18, 2012) more

Agricultural Systmes Management Degree in Yuma Presentation - Purslane: Portulaca oleracea (Jun 13, 2012) more

Surface of a Swallowtail Butterfly's Wing (Jul. 11, 2012) more

Jewel Beetles in Arizona Sky Islands (Jul. 25, 2012) more

A Modern Way to do Biological Research (Aug. 8, 2012) more

Flower Beetles can be Common on Fall Crops during Stand Establishment (Aug. 22, 2012) more

The Hercules Beetle in Arizona Mountains (Sep. 5, 2012) more

What's out there at night on your farm?? An update of black light trapping (Sep. 19, 2012) more

Do you know what this is? Click on the picture and see (Oct. 3, 2012) more

Natural Enemies of Bagrada Bugs (Oct. 17, 2012) more

Assassin Bug Eclosion (Jan. 23, 2013) more

Question to the Veg IPM TEAM (Feb. 6, 2013) more

Video: Establishing a Seed Corn Maggot Experiment on Melons (April 3, 2013) more

Aposematic coloration Means “NO Attempt” – Blister beetles (April 17, 2013) more

Pigweed Identification and Glyphosate Resistance (June 12, 2013) more

Note: The links below provide access to old information; advisories are not current. Current Vegetable IPM information is available on the Vegetable IPM Updates page.

Desert Vegetable Advisories posted to ACIS between 2002 and 2004 can be found here.

For questions or comments on any of the topics please contact Marco Pena at the Yuma Agricultural Center.
College of Agriculture, The University of Arizona, Tucson, AZ.