Publications

Agricultural Publications

May 2017

Impact of Bagrada Bug on Desert Cole Crops: Seven Years After the Outbreak

Publication (PDF, 332KB)

Authors: John C. Palumbo

The bagrada bug became a major pest of cole crops since 2010. This report consists of information gathered through surveys over seven years and shows what some of the trends are regarding the bagrada bug over that time period.
May 2017

Insecticide Modes of Action on Desert Vegetable Crops 2017

Publication (PDF, 226KB)

Authors: John C. Palumbo

Contains a list of around twenty chemistry's that are important on desert vegetable crops and their respective "Modes of Action" (short description of what they do and how).
Apr 2017

Insecticide Usage on Desert Lettuce, 2015-16

Publication (PDF, 225KB)

Authors: John C. Palumbo

A total of 22 surveys were completed in the 2016 workshop, representing an estimated total of 28,650 fall acres and 29,920 spring lettuce acres from Yuma and neighboring Imperial County. This article concludes that selective reduced risk insecticides will continue to play an increasing role in management of pests in desert lettuce, but some broad spectrum products such as pyrethroids still will be needed.
Mar 2017

Liriomyza Leafminer Management on Desert Melons

Publication (PDF, 371KB)

Vegetable Leafminer, and American Serpentine Leafminer pests are often mistaken for one another. They attack a wide range of over 50 host crops. This article describes their economic damage, their development, and ways to help manage their population. Pictures are also added to aid in identification.
Mar 2017

Thrips Management in Desert Leafy Vegetables - 2017

Publication (PDF, 151KB)

A chart detailing various insecticides and the efficacy against Thrips on Desert Leafy vegetables. Each insecticide is rated at Good, Fair, and Poor, and is shown for both the Adult and Larvae stage. There is also a brief note for each of the insecticides.
Mar 2017

Aphid Management in Desert Produce Crops - 2017

Publication (PDF, 152KB)

Authors: John C. Palumbo

A chart detailing various insecticides and the efficacy against different species of Aphids. Each insecticide is rated at Good, Fair, and Poor, and is shown for each listed Aphid species. There is also a brief note for each of the insecticides.
Feb 2017

Corn Earworm Management on Desert Produce - February 2017

Publication (PDF, 252KB)

Authors: John C. Palumbo

This article describes the Corn Earworm and where it can be found. It covers it's physical description, economic damage, insecticidal control, and methods for identifying this insect.
Feb 2017

Seed Corn Maggot in Spring Melons 2017

Publication (PDF, 397KB)

Authors: John C. Palumbo

This article gives a description of the seed corn maggot, which commonly attacks the seeds of spring melons. The type of damage that often occurs is described, along with several management tips to help reduce the population and risk from these maggots.
Feb 2017

Cotton Variety Testing Results - 2016

Publication (PDF, 4.36MB)

Authors: Randy Norton, Ayman Mostafa

Variety selection is one of the most important decisions a grower will make contributing to the success of a cotton crop. It is critical, that a grower have as much information as possible in order to make an informed decision regarding variety selection.
Jan 2017

Aphid Management in Desert Produce Crops - January 2017

Publication (PDF, 152KB)

Authors: John C. Palumbo

A chart detailing various insecticides and the efficacy against different species of Aphids. Each insecticide is rated at Good, Fair, and Poor, and is shown for each listed Aphid species. There is also a brief note for each of the insecticides.
Jan 2017

Foxglove Aphids on Desert Produce 2017

Publication (PDF, 536KB)

Authors: John C. Palumbo

This article describes the Lettuce Aphid. It covers it's physical description, economic damage, insecticidal control, and methods for identifying this insect.
Jan 2017

Potential Yield Increase by Grafting for Watermelon Production in Arizona

Publication (PDF, 1.67MB)

Authors: Mark Kroggel and Chieri Kubota

Grafting cucurbits onto rootstocks resistant to diseases and abiotic stresses can be a method to overcome limited availability of effective pre-plant fumigants or land to rotate and to allow earlier planting.
Dec 2016

Pest Abundance on Desert Produce and Melon Crops in 2016

Publication (PDF, 237KB)

This document contains a number of charts and graphs detailing information relating to the abundance of Whitefly, Bagrada bugs, Thrips, Beet Armyworm, Cabbage Looper, and Corn Earworm. There are also a few figures relaying temperature information.
Nov 2016

Aphid Identification on Desert Lettuce 2016

Publication (PDF, 1.68MB)

This documents contains an in depth guide to identifying Aphids most commonly found in Arizona produce. There are many images present to aid in identification. Aphid types include: Lettuce Aphid, Foxglove Aphid, Green peach Aphid, and Potato Aphid.
Oct 2016

Insecticide Resistance Management Guidelines for Lepidopterous Larvae in Lettuce

Publication (PDF, 1.23MB)

Authors: John C. Palumbo

This article contains a figure illustrating some of the chemical management options for beet armyworm, cabbage looper, and corn earworm. With suggestions on how to apply the chemical control.
Sep 2016

Lepidopterous Larvae Management in Desert Produce Crops, September 2016

Publication (PDF, 139KB)

Authors: John C. Palumbo

A chart detailing various insecticides and the efficacy against Lepidopterous Larvae. Each insecticide is rated at Good, Fair, and Poor, and is shown for Beet armyworm, Cabbage looper, Corn earworm, and Diamondback moth respectively. There is also a brief note for each of the insecticides.
Sep 2016

Whitefly Management in Fall Produce - 2016

Publication (PDF, 124KB)

Authors: John C. Palumbo

A chart detailing various insecticides and the efficacy against Whiteflies for fall produce. Each insecticide is rated at Good, Fair, and Poor, and is shown for both the Adult and Nymph stage. There is also a brief note for each of the insecticides.
Sep 2016

Insect Management on Desert Melons: Whiteflies September 2016

Publication (PDF, 599KB)

Authors: John C. Palumbo

This article descibes the sweetpotato whitefly (SWF) in great depth and their relation to Desert Melons. It includes it's history of development and damages it has caused. The article also describes the management of SWF, including sampling/monitoring, natural/biological control, cultural practices, and insecticidal control.
Aug 2016

Bagrada Bug Management Tips - 2016

Publication (PDF, 368KB)

Authors: John C. Palumbo

Contains information on how to manage the Bagrada bug. Includes: where they tend to hide, how to scout them out, what their feeding signs look like, and tips regarding chemical control.
Aug 2016

Insect Management on Desert Produce and Melons: Pests at Stand Establishment 2016

Publication (PDF, 590KB)

Authors: John C. Palumbo

There are many insects that can be found on Desert Produce and Melons. This Article covers the description, damage, and Management/Control of the following insects: Flea Beetles, Darkling Beetles, Field crickets, Saltmarsh Caterpillar, Ground Beetles, and Rove Beetles.

ARIZONA PEST MANAGEMENT CENTER