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Vegetable IPM Updates Archive

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Insect Management

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Areawide Insect Trapping Network

Areawide Insect Trapping Network

View The Most Recent Vegetable IPM Updates

Insect Management

Aug 10, 2022

Insect Pests Important at Stand Establishment
Jul 27, 2022

2022 Management Guidelines for Whiteflies and CYSDV on Fall Melons
Jul 13, 2022

Insect Pest Status and Historical Losses in Desert Lettuce
Jun 29, 2022

2022 Insecticide Usage on Conventional and Organic Lettuce
Jun 15, 2022

Whiteflies Building Up, Adults on the Move
Jun 1, 2022

Pay Attention To Summer Insect Activity
May 18, 2022

Weeds and Insect Management in Desert Produce
May 4, 2022

Spider Mites on Spring Melons 2022
Apr 20, 2022

Managing Whiteflies on Spring Melons (2022)
Apr 6, 2022

Help Us Document the Historic Insect Pressure in Desert Lettuce
Mar 23, 2022

Insecticide Modes of Action and IRM
Mar 9, 2022

Aphids Still Going Strong Late in the Season
Feb 23, 2022

Current Pest Activity in Spring Produce
Feb 9, 2022

Don’t Forget Corn Earworm in Spring Head Lettuce
Jan 26, 2022

Avoid Seed Corn Maggots in Spring Melons 2022
Jan 12, 2022

Lettuce Aphids Showing Up Early This Season
Dec 15, 2021

Review of Pest Pressure on Fall Produce and Melon Crops, 2021
Dec 1, 2021

Aphids Showing Up in Fall Produce Crops
May 5, 2021

Summer Sanitation Is Important as Ever
Apr 21, 2021

Whitefly Management on Spring Melons 2021

Disease

Dec 11, 2019

High Threat Level for Downy Mildew
Nov 27, 2019

Plant Pathogen Resistance to Fungicides - Nov, 2019
Nov 13, 2019

Effect of Weather on Plant Disease Development
Oct 29, 2019

Downy Mildew 2019
Oct 16, 2019

Comparison of Two Lettuce Wilt diseases
Oct 2, 2019

Fusarium Wilt of Lettuce 2019
Sep 18, 2019

Managing Sclerotinia Drop of Lettuce With Fungicides 2019
Sep 4, 2019

Soil-borne Lettuce Pathogens - Sep, 2019
Aug 21, 2019

Plant Produced Chemicals Help Keep Diseases in Check - 2019
Aug 7, 2019

Survival of Plant Pathogens in The Desert
Jul 24, 2019

Summer soil flooding as a management tool for Sclerotinia lettuce drop 2019
Jul 10, 2019

Soil Solarization: A Management Tool for Lettuce Fusarium Wilt
Jun 26, 2019

Sudden Wilt and Death of Melon Plants 2019
Jun 12, 2019

Melon Powdery Mildew 2019
May 29, 2019

Comparing Fungicides for Lettuce Powdery Mildew Management
May 15, 2019

Comparison of Melon Powdery Mildew Fungicides
May 1, 2019

Melon Powdery Mildew - 2019
Apr 17, 2019

Lettuce Powdery Mildew Fungicides Evaluated
Apr 3, 2019

The Ups and Downs of Downy Mildew Severity
Mar 20, 2019

Gray Mold -2019

Weeds

Aug 10, 2022

Prefar (bensulide)
Jul 27, 2022

Herbicide Resistance and Tolerance
Jul 13, 2022

Reduce Your Weed Seedbank in the Summer
Jun 29, 2022

Buffalobur Nightshade (Solanum rostratum)
Jun 15, 2022

Weeds Surviving Glyphosate – Hairy fleabane
Jun 1, 2022

Temperature and Humidity Effect on Glufosinate
May 18, 2022

Hairy Fleabane (Conyza bonariensis)
May 4, 2022

EPA Notice of Intent to Suspend the Herbicide DCPA / Dacthal
Apr 20, 2022

Dacthal Herbicide Safety for Lettuce Transplants
Apr 6, 2022

Herbicide Evaluations in Transplanted Lettuce
Mar 23, 2022

London Rocket (Sisymbrium irio) (2022)
Mar 9, 2022

Weed Survey of Yuma County (2022)
Dec 15, 2021

Desert Needle or Desert Palafox (Palafoxia arida)
Dec 1, 2021

November Weed Survey of Yuma County
May 5, 2021

Clover
Apr 21, 2021

Summer Fallow Weed Control 2021-2
Apr 7, 2021

Summer Fallow Weed Control 2021-1
Mar 24, 2021

Malva
Mar 10, 2021

The Transition from Winter to Summer Weeds
Feb 24, 2021

Carryover of Vegetable Herbicides to Wheat Grown in Rotation

Plant Diagnostics

Aug 10, 2022

2021-2022 Powdery Mildew of Lettuce Fungicide Trial - 2
Jul 27, 2022

2021-2022 Sclerotinia Drop of Lettuce Fungicide Trial
Jul 13, 2022

2021-2022 Powdery Mildew of Lettuce Fungicide Trial
Jun 29, 2022

2022 Downy Mildew of Lettuce Fungicide Trial
Jun 15, 2022

2022 Downy Mildew of Spinach Fungicide Trial
Jun 1, 2022

Cucurbit Yellow Stunting Disorder Virus (CYSDV) (2022)
May 18, 2022

Bacterial Fruit Blotch (BFB) in Melon Seedlings (2022)
May 4, 2022

Center Rot of Onion
Apr 20, 2022

2021 Fusarium Wilt of Watermelon
Apr 6, 2022

2021 Fusarium Wilt of Lettuce Trial
Mar 23, 2022

Sclerotia of Sclerotinia sclerotiorum and Sclerotia of Botrytis cinera
Mar 9, 2022

Bacterial Leaf Spot on Cilantro and Parsley (2022)
Feb 23, 2022

Downy Mildew of Lettuce (2022)
Feb 9, 2022

Bacterial Soft Rot in Lettuce
Jan 26, 2022

Ornamental hosts of INSV (2022)
Jan 12, 2022

Late Blight of Celery (2022)
Dec 15, 2021

Lettuce Dieback Associated Virus
Dec 1, 2021

Botrytis Crown Rot of Lettuce (2021)
May 5, 2021

Fusarium wilt of Watermelon 2021
Apr 21, 2021

Ornamental hosts of INSV

Mechanization

Aug 10, 2022

Controlling Weeds and Fusarium Wilt of Lettuce with Band Steam – YAC Trial Results
Jul 27, 2022

Prototype Band-Steam Applicator
Jul 13, 2022

New Weeding Technologies for the 2022 Growing Season – Article II
Jun 29, 2022

New Weeding Technologies for the 2022 Growing Season
Jun 15, 2022

What Ag Automation/Mechanization Technologies Would You Like to Know More About?
Jun 1, 2022

International Robotic Ag Technologies
May 18, 2022

2022 Automated Technology Field Day – Salinas, CA : UC Cooperative Extension
May 4, 2022

Control of Palmer Amaranth with Finger Weeders Shows Good Promise in Texas A&M Cotton Studies
Apr 20, 2022

Specialty Crop Agricultural Robotics and Technology Forum
Apr 6, 2022

Finger Weeder Removing Large Palmer Amaranth Plant in Cotton Video
Mar 23, 2022

2nd Generation Prototype Band-Steam Machine – Initial Testing
Mar 9, 2022

Pre-Plant Injection of Steam for Controlling Soilborne Pathogens and In-Row Weeds:Summary of Trial Results
Feb 23, 2022

“Innovations in Weed Control Technologies” Session and Field Demo at 2022 Southwest Ag Summit
Feb 9, 2022

Band-Steam Applicator Field Demo and Trial Results – 2022 Southwest Ag Summit
Jan 26, 2022

Use of Steam for Post Emergent Weed Control
Jan 12, 2022

Control of Fusarium Wilt with Band-Steam – Trials Show Mixed Results
Dec 15, 2021

Automated Thinning Machine Performance – Vigilance Important
Dec 1, 2021

Camera Guided Shift Hitch and Finger Weeders
May 5, 2021

Spot Sprayers – An Option for Reducing Pesticide Application Costs?
Apr 7, 2021

Technology Needs for Automated

Areawide Insect Trapping Network

Aug 10, 2022

Area wide Insect Trapping Network (August 10, 2022)
Jul 27, 2022

Area wide Insect Trapping Network (July 27, 2022)
Jul 13, 2022

Area wide Insect Trapping Network (July 13, 2022)
Jun 29, 2022

Area wide Insect Trapping Network (June 29, 2022)
Jun 15, 2022

Area wide Insect Trapping Network (June 15, 2022)
Apr 6, 2022

Area wide Insect Trapping Network (April 6, 2022)
Mar 23, 2022

Area wide Insect Trapping Network (March 23, 2022)
Mar 9, 2022

Area wide Insect Trapping Network (March 9, 2022)
Feb 23, 2022

Area wide Insect Trapping Network (February 23, 2022)
Jan 26, 2022

Area wide Insect Trapping Network (January 26, 2022)
Jan 12, 2022

Area wide Insect Trapping Network (January 12, 2022)
Dec 15, 2021

Area wide Insect Trapping Network (December 15, 2021)
Dec 1, 2021

Area wide Insect Trapping Network (December 1, 2021)
Mar 24, 2021

Areawide Insect Trapping Network (March 24, 2021)
Mar 10, 2021

Areawide Insect Trapping Network (March 10, 2021)
Feb 24, 2021

Areawide Insect Trapping Network (February 24, 2021)
Feb 10, 2021

Areawide Insect Trapping Network (February 10, 2021)
Nov 11, 2020

Areawide Insect Trapping Network (November 11, 2020)
Oct 28, 2020

Areawide Insect Trapping Network (October 28, 2020)
Oct 14, 2020

Areawide Insect Trapping Network (October 14, 2020)

Biometeorology

Dec 11, 2019

Leaf Wetness Network - Dec 11, 2019
Nov 27, 2019

Leaf Wetness Network - Nov 27, 2019
Nov 13, 2019

Leaf Wetness Network - Nov 13, 2019
Oct 2, 2019

Leaf Wetness Network - Oct 2, 2019
Sep 18, 2019

Leaf Wetness Network - Sep, 18 2019
Sep 4, 2019

Leaf Wetness Network - Sep 4, 2019
Aug 21, 2019

Leaf Wetness Update - Aug 21, 2019
Aug 7, 2019

Leaf Wetness Update - Aug 7, 2019
Jul 24, 2019

Leaf Wetness Update - Jul 24, 2018
Jul 10, 2019

Leaf Wetness Update - Jul 10, 2019
Jun 26, 2019

Leaf Wetness Update - Jun 26, 2019
Jun 12, 2019

Leaf Wetness Network - Jun 12, 2019
May 29, 2019

Leaf Wetness Update - May 29, 2019
May 15, 2019

Leaf Wetness Update - May 15, 2019
May 1, 2019

Leaf Wetness Update - May 1, 2019
Apr 17, 2019

Leaf Wetness Update - Apr 17, 219
Apr 3, 2019

Leaf Wetness Update - Apr 3, 2019
Mar 20, 2019

Leaf Wetness Update - Mar 20, 2019
Mar 6, 2019

Leaf Wetness Update - Mar 6, 2019
Feb 6, 2019

Leaf Wetness Update - Feb 6, 2019

Soil Science

Aug 10, 2022

Water and Food Security in the Desert Southwest
Jul 27, 2022

Leaching and Internal Drainage
Jul 13, 2022

Stewardship of Water Resources
Jun 29, 2022

Reclamation of Saline and Sodic Soils
Jun 15, 2022

Reclamation and the Lands of the West
Jun 1, 2022

The Colorado River – Historical Points
May 18, 2022

Colorado River – May 2022 Update
May 4, 2022

Cantaloupe Nutrient & Water Demand
Apr 20, 2022

Desert Cantaloupe Production
Apr 6, 2022

Irrigating to Replenish Plant-Available Water
Mar 23, 2022

Impacts from the War in Ukraine on Fertilizer Prices
Mar 9, 2022

Ukrainian Agriculture
Feb 23, 2022

Managing Field Irrigation Systems
Feb 9, 2022

High Fertilizer Costs – Update and Background
Jan 26, 2022

Soil Texture and Plant-Available Water
Jan 12, 2022

Vegetable Crop Water Use
Dec 15, 2021

Colorado River Management
Dec 1, 2021

Nutrient Management Challenges

Other Updates

Mar 23, 2022

Pythium Wilt of Lettuce in Arizona
Feb 9, 2022

Weed Survey of Yuma County
Feb 9, 2022

Smartphone App for Weed ID
Jan 26, 2022

Swinecress
Jan 12, 2022

Weeds Seasonality