Vegetables

Vegetables

Bringing Science and Context to Your Agricultural Pest Management

Arizona has a rich diversity of vegetable crops. One of the challenges that can arise from growing so many different types of crops, is that there are a wider range of pests to deal with. We focus our attention on helping growers to keep up to date on the ever changing set of challenges faced by Arizona Vegetable growers.

Featured Outputs

Insect Losses and Management on Desert Lettuce: A 15-Year Summary

This article details the results of a survey aimed at assessing what kind of yield losses are suffered on lettuce due to insect pests. It contains data spanning over fifteen years (2005-2019).
Lettuce Aphid on Late Season Produce - 2019

This article describes the Lettuce Aphid. It covers it's physical description, economic damage, insecticidal control, and methods for identifying this insect. Very little has been reported about Lettuce Aphids under desert conditions.
Foxglove Aphids on Desert Produce 2019

This article describes the Lettuce Aphid. It covers it's physical description, economic damage, insecticidal control, and methods for identifying this insect.
New Insecticides for Desert Produce and Melon Crops 2019

This article lists some of the newly registered insecticides for 2019. Including Cormoran, Harvanta50SL, Versys/Sefina, and PQZ. Each insecticides effective spectrum, recommended rates, and chemistry are listed respectively. These insecticides are considered useful for desert produce and melon crops.

Latest Vegetable IPM Updates

Insect

Sep 7, 2022

Let the Produce Season Begin
Aug 24, 2022

Are Bagrada Bugs Still a Threat to Desert Crops?
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

Diseases

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

Weed Sciences

Sep 7, 2022

Kerb Application 21 Years After 9/11
Aug 24, 2022

Water Loss from Weeds
Aug 10, 2022

Prefar (bensulide)

Plant Diagnostics

Sep 7, 2022

Bacterial Fruit Blotch (BFB) in melon fruits
Aug 24, 2022

2022 Powdery Mildew of Melon Fungicide Trial
Aug 10, 2022

2021-2022 Powdery Mildew of Lettuce Fungicide Trial - 2

Biometeorologies

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

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Latest Publications

Sep 2020

Goss’s Bacterial Wilt and Leaf Blight of Corn

Authors: Jiahuai Hu
Sep 2020

Alternaria Leaf Spot of Cotton

Authors: Jiahuai Hu and Randy Norton
Jun 2020

Do Antimicrobial Water Sanitizers Affect Insecticide Efficacy in Desert Produce?

Authors: John C. Palumbo
Jun 2020

Ten Years of Bagrada Bug on Desert Cole Crops

Authors: John C. Palumbo
May 2020

Weed Interference with Insect Management in Desert Crops 2020

Authors: John C. Palumbo

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Latest Presentations

Aug 2019

Blister Beetles – A Challenge for Arizona’s Growers

Authors: W. Eugene Hall, Peter C. Ellsworth, Leif Abrell, Naomi Pier, Duarte Diaz
Sep 2016

Documenting Reductions in Pesticide Risk

Authors: Alfred Fournier, Peter Ellsworth, Wayne Dixon, John Palumbo, Paul Jepson and Michael Guzy
Apr 2015

Status of Insect Pests on Lettuce in Arizona: Economic Impacts and Management

Authors: John C. Palumbo
Jan 2015

Better Pesticide Use Data Means Better Resources for Growers

Authors: Fournier, A., P. Ellsworth, W. Dixon, N. Pier.
Nov 2013

Making Sense of Genetically Modified Crops

Authors: Ellsworth, P.

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Vegetable IPM Events

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Please check back later.

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