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Common Insects and Their Management






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Common Insects and Their Management. Jeff Schalau Associate Agent, Ag. & Nat. Res. University of Arizona Cooperative Extension Yavapai County. Grasshoppers. Corn. Citrus. Grasshoppers. Grasshopper Management. Natural Enemies Poultry Cultural Control Maintain green border
Common Insects and Their Management

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Slide 1

Common Insects and Their Management

Jeff Schalau

Associate Agent, Ag. & Nat. Res.

University of Arizona Cooperative Extension

Yavapai County

Slide 2

Grasshoppers

Slide 3

Corn

Citrus

Grasshoppers

Slide 4

Grasshopper Management

  • Natural Enemies

    • Poultry

  • Cultural Control

    • Maintain green border

    • Physical barriers

  • Chemical Control

    • Baits and sprays containing carbaryl

    • Nolo Bait (Nosema locustae) not effective

Slide 5

Thrips

Slide 6

Thrips Management

  • Natural Enemies

    • Minute Pirate Bug, predaceous mites

  • Cultural Control

    • Control weeds, high pressure hose, remove old flowers, row covers, reflective mulch, be patient

  • Chemical Control

    • Neem, systemics (Orthene, Merit) on non-edible crops

Slide 7

Elm

Leaf

Beetle

Slide 8

Elm Leaf Beetle Management

  • Natural Enemies

    • Black Tachnid Fly (marginally effective)

  • Cultural Control

    • Tolerate some damage

  • Chemical Control

    • Bark banding with carbaryl

    • Bt var. tenebionis

    • Neem

    • Systemics

Slide 9

Box

Elder

Bug

Slide 10

Box Elder Bug Management

  • Natural Enemies

    • None known

  • Cultural Control

    • Eliminate host trees

    • Screen windows, caulk, weatherstrip

  • Chemical Control

    • Not recommended-nuisance insect

Slide 11

Cypress Bark Beetle

Slide 12

Cypress Bark Beetle Management

  • Natural Enemies

    • ???

  • Cultural Control

    • Irrigate susceptible species to maintain vigor

  • Chemical Control

    • Trunk sprays containing carbaryl

Slide 13

Pitch Moth

Slide 14

Pitch Moth Management

  • Natural Enemies

    • None known

  • Cultural Control

    • Irrigate susceptible species to maintain vigor

    • Phyisical control

  • Chemical Control

    • None

Slide 15

Spider Mite

Slide 16

Spider Mite Management

  • Natural Enemies

    • Predatory mites, minute pirate bugs, lacewings, bigeyed bugs

  • Cultural Control

    • Avoid dust build up with high pressure hose

  • Chemical Control

    • Soaps/oils, miticides in extreme cases

Slide 17

Blister Beetles

Slide 18

Blister Beetle Management

  • Natural Enemies

    • None (but they eat grasshopper eggs)

  • Cultural Control

    • Physical barriers

  • Chemical Control

    • Carbaryl, malathion, stomach poisons

Slide 19

Agave Snout Weevil

Slide 20

Agave Snout Weevil Management

  • Natural Enemies

    • None known

  • Cultural Control

    • Remove and destroy infested plants

  • Chemical Control

    • Put in mescal bottles

Slide 21

Flea Beetles

Slide 22

Flea Beetle Management

  • Natural Enemies

    • Parasitic wasps

  • Cultural Control

    • Control weeds

    • Row covers on vegetables

  • Chemical Control

    • Carbaryl

    • Malathion

    • Acephate


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