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Plant Pathology

Areawide Insect Trapping Network

Areawide Insect Trapping Network

View The Most Recent Vegetable IPM Updates

Insect Management

Oct 20, 2010

Movento Registered, Again
Oct 6, 2010

Bagrada Bug Update 2010
Sep 22, 2010

Management of Armyworm and Loopers in Fall Produce 2010
Sep 8, 2010

Bagrada Bug Management Tips for the Low Desert
Aug 25, 2010

Whitefly Management on Fall Vegetables
Aug 11, 2010

Insect Pests of Leafy Vegetables and Melons at Stand Establishment 2010
Jul 28, 2010

Area-wide Incidence of Whiteflies and CYSDV in Desert Melons 2010
Jul 14, 2010

Bagrada Bug Update: Summer Populations 2010
Jun 16, 2010

EPA to Cancel Endosulfan in Vegetables and Melons
Jun 2, 2010

Insecticide Usage in Head Lettuce
May 19, 2010

Whitefly Management on Spring Melons 2010
May 5, 2010

Weather and Insects 2010
Apr 21, 2010

They're Back! 2010
Apr 7, 2010

EPA Final Cancellation Order for Spirotetramat (Movento)
Mar 24, 2010

The Bagrada Bug, a New Invasive Pest of Cole Crops 2010
Mar 10, 2010

Late-season Thrips Control 2010
Feb 24, 2010

Worm Activitiy Increasing 2010
Feb 10, 2010

Alternative for Aphid Control 2010
Jan 27, 2010

Western Flower Thrips in Desert Lettuce 2010
Jan 13, 2010

Aphids in Leafy Vegetables 2010

Specialty Crops

Weeds

Jan 10, 2024

Impact Of Weeds Compared To Insects And Diseases
Dec 13, 2023

From our Archives: "Postemergence Grass Control in Vegetables"
Nov 29, 2023

PPO Inhibitors: Goal
Nov 15, 2023

Broccoli and Onion Trials at the Yuma Ag Center
Nov 1, 2023

Lettuce Herbicide Injury
Oct 18, 2023

Herbicide Injury Symptoms?
Oct 4, 2023

Prefar-Onion
Sep 20, 2023

Lettuce Herbicide Usage Last Season (2023)
Sep 6, 2023

Postemergence Grass Control in Vegetables
Aug 23, 2023

Broccoli Herbicides
Aug 9, 2023

Preplant Burndown Herbicides
Jul 26, 2023

Devrinol
Jul 12, 2023

Herbicide Mode of Action: Lipid Biosynthesis Inhibitors
Jun 28, 2023

Mode of Action: Growth Regulator Herbicides
Jun 14, 2023

Teff Grass: Forage Grown Between Vegetables Seasons
May 31, 2023

Abundant Hairy Fleabane Right Now
May 17, 2023

Summer Annual Grasses
May 3, 2023

Hare Barley
Apr 19, 2023

Herbicides When Soil is Moved From the Application Site
Apr 5, 2023

Abundant Shepherdspurse Reported

Plant Pathology 2019 - Present

Oct 16, 2024

2024 Powdery Mildew of Melon Fungicide Trial
Oct 2, 2024

2024 Downy Mildew of Spinach Fungicide Trial
Sep 18, 2024

2023-2024 Sclerotinia Drop of Lettuce Fungicide Trial
Sep 4, 2024

2023-2024 Powdery Mildew of Lettuce Fungicide Trial
Aug 21, 2024

2023-2024 Downy Mildew of Lettuce Fungicide Trial
Aug 7, 2024

2023 Fusarium wilt of Lettuce Field Trial
Jul 24, 2024

Weed Hosts of Plant Viruses (2024)
Jul 10, 2024

Virus transmission: Part III (2024)
Jun 26, 2024

Virus transmission: Part II (2024)
Jun 12, 2024

Virus transmission: Part I (2024)
May 29, 2024

Virus 101 (2024)
May 15, 2024

Phytophtora Root and Crown Rot in Alfalfa (2024)
May 1, 2024

Fusarium Wilt of Watermelon (2024)
Apr 17, 2024

Bacterial Fruit Blotch (BFB) in melon seedlings (2024)
Apr 3, 2024

Bacterial Wilt of Cucurbits (2024)
Mar 20, 2024

Bacterial Soft Rot in Lettuce (2024)
Mar 6, 2024

Downy Mildew of Onion
Feb 21, 2024

Bacterial leaf spot of beets (2024)
Feb 7, 2024

Botrytis crown rot of lettuce (2024)
Jan 24, 2024

Late Blight of Celery (2024)

Plant Pathology 2010 - 2019

Jun 28, 2017

Sudden Wilt and Death of Melon Plants
Jun 14, 2017

Fusarium of Melons
May 31, 2017

Disease Resistance and Tolerance
May 17, 2017

Managing Powdery Mildew on Melons
May 2, 2017

Melon Powdery Mildew
Apr 19, 2017

Spinach Downy Mildew Fungicides Evaluated
Apr 5, 2017

Downy Mildew Strikes Again
Mar 22, 2017

Gray Mold
Mar 8, 2017

Mildew on Lettuce: Downy or Powdery?
Feb 21, 2017

Downy Mildew on Spinach and Related Plants
Feb 8, 2017

Lettuce Powdery Mildew 2017
Jan 25, 2017

Lettuce Dieback 2017
Jan 11, 2017

Wet Weather Raises Threat of Downy Mildew
Dec 7, 2016

Plant Pathogen Resistance to Fungicides 2016
Nov 23, 2016

Influence of the Environment on Plant Disease Development
Nov 9, 2016

Downy Mildew
Oct 26, 2016

Comparison of Two Lettuce Wilt Diseases 2016
Oct 12, 2016

Fusarium Wilt of Lettuce 2016
Sep 28, 2016

Managing Sclerotinia Drop of Lettuce With Fungicides 2016
Sep 14, 2016

Soil-borne Lettuce Pathogens 2016

Mechanization

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
Nov 17, 2021

Commercial Autonomous Ag Field Robots - Update
Nov 3, 2021

Automated In-Row Weeders Impress in Weedy Fields
Oct 20, 2021

2nd AgTech Field Demo: Automated Weeding Technologies – Event Reminder!!
Oct 6, 2021

2nd Automated Weeding Technologies Field Demo – Update (2021)
Sep 22, 2021

Seed Spacing Uniformity Significantly Affected by Planting Speed
Sep 8, 2021

Band-Steam for Controlling Soil Pests – Research Update
Aug 25, 2021

2nd Automated Weeding Technologies Field Demo – Update
Aug 11, 2021

Veg IPM Workshops w/ CEU’s Available Online

Areawide Insect Trapping Network

Oct 16, 2024

Area wide Insect Trapping Network (October 16, 2024)
Oct 2, 2024

Area wide Insect Trapping Network (October 2, 2024)
Sep 18, 2024

Area wide Insect Trapping Network (September 18, 2024)
Sep 4, 2024

Area wide Insect Trapping Network (September 4, 2024)
Aug 21, 2024

Area wide Insect Trapping Network (August 21, 2024)
Aug 7, 2024

Area wide Insect Trapping Network (August 7, 2024)
Jul 24, 2024

Area wide Insect Trapping Network (July 24, 2024)
Jul 10, 2024

Area wide Insect Trapping Network (July 10, 2024) Published
Jun 26, 2024

Area wide Insect Trapping Network (June 26, 2024)
Jun 12, 2024

Area wide Insect Trapping Network (June 12, 2024)
Apr 17, 2024

Area wide Insect Trapping Network (April 17, 2024)
Apr 3, 2024

Area wide Insect Trapping Network (April 3, 2024)
Mar 20, 2024

Area wide Insect Trapping Network (March 20, 2024)
Mar 6, 2024

Area wide Insect Trapping Network (March 6, 2024)
Feb 21, 2024

Area wide Insect Trapping Network (February 21, 2024)
Feb 7, 2024

Area wide Insect Trapping Network (February 7, 2024)
Jan 24, 2024

Area wide Insect Trapping Network (January24, 2024)
Jan 10, 2024

Area wide Insect Trapping Network (January10, 2024)
Dec 13, 2023

Area wide Insect Trapping Network (December 13, 2023)
Nov 29, 2023

Area wide Insect Trapping Network (November 29, 2023)

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

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
Nov 17, 2021

4R Nutrient Management
Nov 3, 2021

Arizona Chiles
Oct 20, 2021

Root Systems
Oct 6, 2021

Vegetable IPM Team
Sep 22, 2021

Colorado River Water - Update

Other Updates